Traynor YCV40 Schematic

Transcription

SERVICE MANUAL
YCV40/T
TYPE YS1003
WEB ACCESS: http://www.yorkville.com
WORLD HEADQUARTERS
CANADA
U.S.A.
Yorkville Sound
Yorkville Sound Inc.
550 Granite Court
Pickering, Ontario
L1W-3Y8 CANADA
4625 Witmer Industrial Estate
Niagara Falls, New York
14305 USA
Voice: (905) 837-8481
Fax: (905) 837-8746
Voice: (716) 297-2920
Fax: (716) 297-3689
LITY
& I NN
O
VA
ON
•
TI
Q
UA
•
Quality and Innovation Since 1963
•
•
ES
TA
BLISHED 19
63
Printed in Canada
Manual-Service-YCV40-YCV40T-00-2v7.pdf
IMPORTANT SAFETY INSTRUCTIONS
INSTRUCTIONS PERTAINING TO A
RISK OF FIRE, ELECTRIC SHOCK,
OR INJURY TO PERSONS
INSTRUCTIONS RELATIVES AU RISQUE
DE FEU, CHOC ÉLECTRIQUE, OU
BLESSURES AUX PERSONNES
CAUTION:
AVIS:
AFIN DE REDUIRE LES RISQUE DE CHOC ELECTRIQUE,
N’ENLEVEZ PAS LE COUVERT (OU LE PANNEAU ARRIERE)
TO REDUCE THE RISK OF ELECTRIC SHOCK, DO
NOT REMOVE COVER (OR BACK).
NO USER SERVICEABLE PARTS INSIDE.
NE CONTIENT AUCUNE PIECE
REPARABLE PAR L’UTILISATEUR.
REFER SERVICING TO QUALIFIED
SERVICE PERSONNEL.
CONSULTEZ UN TECHNICIEN QUALIFIE
POUR L’ENTRETIENT
Read Instructions
Veuillez Lire le Manuel
Packaging
Emballage
Warning
Attention:
The Owner’s Manualshould be read and understood
before operation of your unit. Please, save these instructions for future reference.
Keep the box and packaging materials, in case the unit
needs to be returned for service.
Conservez la boite au cas ou l’appareil devait être
retourner pour réparation.
When using electric products, basic precautions should
always be followed, including the following:
Lors de l’utilisation de produits électrique, assurezvous d’adhérer à des précautions de bases incluant
celle qui suivent:
Power Sources
Your unit should be connected to a power source only of the voltage
specified in the owners manual or as marked on the unit. This unit has a
polarized plug. Do not use with an extension cord or receptacle unless
the plug can be fully inserted. Precautions should be taken so that the
grounding scheme on the unit is not defeated.
Hazards
Do not place this product on an unstable cart, stand, tripod, bracket or
table. The product may fall, causing serious personal injury and serious
damage to the product. Use only with cart, stand, tripod, bracket, or
table recommended by the manufacturer or sold with the product.
Follow the manufacturer’s instructions when installing the product and
use mounting accessories recommended by the manufacturer.
The apparatus should not be exposed to dripping or splashing water;
no objects filled with liquids should be placed on the apparatus.
Terminals marked with the “lightning bolt” are hazardous live; the
external wiring connected to these terminals require installation by an
instructed person or the use of ready made leads or cords.
No naked flame sources, such as lighted candles, should be
placed on the apparatus.
The unit should be serviced only by qualified service personnel.
L’appareil ne doit être branché qu’à une source d’alimentation
correspondant au voltage spécifié dans le manuel ou tel qu’indiqué sur
l’appareil. Cet appareil est équipé d’une prise d’alimentation polarisée.
Ne pas utiliser cet appareil avec un cordon de raccordement à moins
qu’il soit possible d’insérer complètement les trois lames. Des
précautions doivent êtres prises afin d’eviter que le système de mise à
la terre de l’appareil ne soit désengagé.
Risque
Ne pas placer cet appareil sur un chariot, un support, un trépied ou une
table instables. L’appareil pourrait tomber et blesser quelqu’un ou subir
des dommages importants. Utiliser seulement un chariot, un support,
un trépied ou une table recommandés par le fabricant ou vendus avec
le produit. Suivre les instructions du fabricant pour installer l’appareil et
utiliser les accessoires recommandés par le fabricant.
Il convient de ne pas placer sur l’appareil de sources de flammes
nues, telles que des bougies allumées.
Assurez que lappareil est fourni de la propre ventilation.
The AC supply cord should be routed so that it is unlikely that it will be
damaged. If the AC supply cord is damaged DO NOT OPERATE THE UNIT.
Service
Alimentation
L’appeil ne doit pas être exposé à des égouttements d’eau ou des
éclaboussures et qu’aucun objet rempli de liquide tel que des vases
ne doit être placé sur l’appareil.
Ensure that proper ventilation is provided around the appliance.
Power Cord
Il contient des informations qui devraient êtres comprises
avant l’opération de votre appareil. Conservez S.V.P. ces
instructions pour consultations ultérieures.
Les dispositifs marqués d’une symbole “d’éclair” sont des parties
dangereuses au toucher et que les câblages extérieurs connectés à
ces dispositifs de connection extérieure doivent être effectivés par un
opérateur formé ou en utilisant des cordons déjà préparés.
Cordon d’Alimentation
Évitez d’endommager le cordon d’alimentation. N’UTILISEZ PAS
L’APPAREIL si le cordon d’alimentation est endommagé.
Service
Consultez un technicien qualifié pour l’entretien de votre appareil.
safety-4v3.eps • Oct. 26/05
YCV40 Parts List 4/26/2006
YS #
6397
5906
6398
6399
5907
5908
6825
6438
6461
6465
6475
6731
5101
5103
5104
6873
6730
6884
6880
6467
5203
5196
5197
5201
5206
5422
5273
5425
5274
5209
6451
5272
5834
5840
6435
5224
5841
5227
5228
5314
5865
5231
5882
5233
5234
5257
5945
5959
5631
5902
5879
5914
5621
TFS-2B
4423
4424
4425
4520
713
3976
8522
3478
3489
3491
3494
3602
3682
NYS224
3498
3523
3528
3921
3890
3914
3451
2403
8456
8604
8889
3438
Description
JEWELED PILOT LAMP AMBER REG V1
RED 3MM LED 1V9 20MA .4SPCER T&R
RED 5MM LED 1V5 20MA HIGH EFF
YEL 5MM LED 1V5 20MA HIGH EFF
YEL 3MM LED 1V9 20MA .4SPCER T&R
GRN 3MM LED 1V9 20MA .4SPCER T&R
1N4148 75V 0A45 DIODE
T&R
1N4007 400V 1A0 DIODE
T&R
1N5240BRL 10V0 0W5 ZENER 5% T&R
1N5250B 20V0 0W5 ZENER 5% T&R
1N5262B 51V0 0W5 ZENER 5% T&R
7824
TO220 P 24V0 REG
BC550C TO92 NPN TRANSISTOR T&R
MPSA06 TO92 NPN TRANSISTOR T&R TA
MPSA56 TO92 PNP TRANSISTOR T&R
MJE340 TO126 NPN TRANSISTOR
TG
IRF830
TO220 NCH MFET
TN
NE5532N IC DUAL OP AMP
4N35
OPTO-COUPLER
10K 10%
THERMISTOR NTC TO-92
_47P 100V 2%CAP T&R RAD CER.2"NPO
150P 100V 2%CAP T&R RAD CER.2"NPO
__1N 400V 5%CAP T&R RAD .2"FLM
__1N 50V 10%CAP T&R BEAD
NPO
__1N5 200V 5%CAP T&R RAD CER.2"NPO
__1N8 50V 10%CAP T&R BEAD
X7R
__4N7 250V 5%CAP T&R RAD .2"FLM
__4N7 250V 20%CAP BLK 'Y' 10MM AC
_10N 250V 20%CAP BLK RAD POLY FLM
_22N 275V 20%CAP BLK 'X2' 15MM AC
_47N 100V 10%CAP T&R RAD .2"FLM
_47N 250V 10%CAP RAD POLYFILM BULK
100N 100V 5%CAP T&R RAD .2"FLM
100N 50V 10%CAP T&R BEAD
X7R
100N 250V 10%CAP BLK RAD POLY FLM
220N 250VDC 10%CAP BLK RAD POLY FLM
__2U2 63V 20%CAP T&R RAD .2"EL
_10U 63V 20%CAP T&R RAD .2"EL
_10U 450V 20%CAP BLK
EL
_22U 50V 20%CAP T&R 6X7MM .2"EL
82U 450V 20%CAP BLK 22X30MM
100U 16V 20%CAP T&R 8X7MM .2"EL
100U 63V 20%CAP BLK 10X13MM EL
TRAYNOR DUAL FOOTSWCH 10' CORD-BULK
_20K 15AAUDIO 9MM
P32
100K 1B LIN 9MM
P32
500K 15AAUDIO 9MM
P32
_10K
TRIM POT
25 X 20 X 50 2 MIL PLASTIC BAG
SNAP ON 0.843" INSULATING BUSHING
RUBBER BUMPER WITH WASHER -SMALLCLIP 205/187X032 18-22AWG DISCO/INS
CLIP 250X032 18-22AWG DISCO/INSL
CLIP 205/187X020 18-22AWG DISCO/INS
RING TERMINAL 18AWG WIRE & #8 SCREW
250 MALE PCB TAB REEL
280 PLUG NEUTRIK NYS224
1/4" JCK PCB MT HORZ
1/4" JCK PCB MT HORZ GOLD T__
1/4" JCK PCB MT HORZ GOLD TR_
1/4" JCK PCB MT VERT STER RT SWT
36"90'RCA DUAL RED-WHITE PREFAB CBL
RCA SNGL PCB MT HORZ
EYELET SMALL 0.089 OD PLATED
T2A
5X20MM FUSE
10.0" STRAP HANDLE, NICKEL COVERS
10-32 T NUT
RUBBER GROMMET #2183-034-BLK
IEC PWR SOC W/.205TAB &FUSE 10A250V
Qty. YS #
Description
1
3552 NYLON SPRING CLAMP
1
3810 4" NYLON CABLE TIE
1
8430 YCV40 CHICKEN-BEAK KNOB
1
8504 CORNER, 2 LEGS NOTCED LIP NICKEL
1
8638 AP MIXER SERIES PUSH SW BUTTON GREY
1
3428 8' 3/18 SJT AC LINE CORD REMOVABLE
6
8264 YBA/YCV LOGO EMBOSSED ALUMINUM
10
3674 9 CIR CABLE HOLDER .098
1
8701 4-40 KEPS NUT ZINC
1
7
8890 1/4-20 CAGE NUT C79-88142027
1
3796 ELASTOMER PAD TSIL 1.0X0.8
4
3850 TO-220 PLASTIC TRANSISTOR INSULATOR
3
4599 22AWG SOLID SC WIR
T&R JMP
2
RAD JMP
1
4748 2.0W 3R9 5%
T&R
1
2008 1.0W 10R 5%FLAME PROOF T&R RES
2
4817 1/4W 47R 5%
T&R RES
1
2019 1/8W 100R0 1%FLAME PROOF T&R RES
1
4852 1/4W 100R 5%
T&R RES
1
1
4821 1/4W 470R 5%
T&R RES
2
4891 1/4W 620R 5%
T&R RES
3
4822 1/4W 820R 5%
T&R RES
2
4726 5.0W 1K 5%
BLK RES
1
4823 1/4W 1K 5%
T&R RES
1
4913 1.0W 1K 5%
T&R RES
1
4824 1/4W 1K5 5%
T&R RES
3
4631 1/2W 2K 5%
T&R RES
1
4847 1/4W 2K2 5%
T&R RES
1
4864 1/4W 2K7 5%
T&R RES
2
4826 1/4W 3K3 5%
T&R RES
2
4827 1/4W 4K7 5%
T&R RES
3
4663 1/2W 8K2 5%
T&R RES
1
4829 1/4W 10K 5%
T&R RES
4
4983 1/4W 10K 5%MINI
T&R RES
1
4831 1/4W 18K 5%
T&R RES
1
4833 1/4W 27K 5%
T&R RES
5
4868 1/4W 36K 5%
T&R RES
1
4834 1/4W 47K 5%
T&R RES
1
4586 1/4W 82K 5%MINI
T&R RES
3
4838 1/4W 100K 5%
T&R RES
2
4942 1/4W 100K 5% .2"U
T&R RES
1
6120 1/4W 100K 5%MINI
T&R RES
1
4776 1/4W 113K 1%
T&R RES
1
4851 1/4W 120K 5%
T&R RES
1
4790 2.0W 150K 5%10MM BODY T&R RES
4
4668 2.0W 220K 5%10MM BODY T&R RES
14
6126 1/4W 220K 5%MINI
T&R RES
1
4842 1/4W 330K 5%
T&R RES
3
4865 1/4W 390K 5%
T&R RES
1
4843 1/4W 470K 5%
T&R RES
1
4844 1/4W 1M 5%
T&R RES
1
4845 1/4W 2M2 5%
T&R RES
3
3610 10" 9C-26AWG RIB 3/4" NOTCH 0.1"
3
3700 RELAY 2C 01AMP DC24 015MA PC-S
5
3537 ACC# 4EB3C1B LONG REVERB
1
8865 4-40 X 5/16 PAN PH MS JS500
1
8741 4-40 X 1/2 PAN PH MS JS500
2
8832 6-32 X 1/4 PAN PH TAPTITE JS500
4
5
8829 6-32 X 3/8 FLAT PH TAPTITE BO#4 HEA
2
8757 #6 X 5/8 PAN PHIL TYPE A ZINC CLEAR
2
8785 #8 X 3/4 OVAL PH TYPE A BLACK OXIDE
2
8722 #8 X 1" PAN QUAD TYPE AB B/O
1
16
8734 #10 X 1/2 PAN PH TYP A BRITE NICKEL
1
8756 #10 X 3/4 PAN PH TYPE A BLACK OXIDE
3
8727 #10 X 1" PAN PH TYPE A JS500 BLACK
1
8843 10-32 X 1 1/8 FLAT PH MS JS500
1
8786 10-32 X 1 1/4 PAN QD MS JS500 BLACK
1
8862 #10 X 1 1/2 PAN PH TYPE A JS500
1
8770 1/4-20 X 1 5/16 TRUSS PH MS JS500
2
3741 .5 SPACER ID-.171 OD-.25 #912-500
35
3865 1/2 PLASTIC HEX SPACER #6
1
1 TUBE10 10" 8R 30WPGM SPEAKER CELESTION
10
8482 3/8 1D FLAT WASHER
4
8488 3/8 INT TOOTH LOCKWASHE ZINC
1
8491 #10 SPLIT LOCK WASHER BO
Qty.
4
14
11
8
4
1
1
4
2
3
4
1
2
61
1
1
2
2
2
3
2
2
2
2
1
1
2
4
2
6
1
2
3
2
9
1
2
5
2
8
1
12
1
1
4
5
2
1
4
2
1
4
6
1
2
2
1
18
2
11
3
11
2
2
4
25
16
4
4
2
8
4
4
4
11
7
2
1
1
8
YS #
8820
8817
3522
3698
3731
3732
3733
1324
1324M
Description
#8 FLAT WASHER JS500
#10 FLAT WASHER FOR 3/16" BOLT
DPDT MINI PC VERT SNP ALT
SPST ROKR SW QUIK 180" AC PWR BL/BL
SPRING RETAINER FOR OUTPUT TUBE
9 PIN PC MOUNT TUBE SOCKET BE
8 PIN PC MOUNT TUBE SOCKET
YCV40 POWER 120VAC 60HZ
XFMR
YCV40
OUTPUT XFMR
Qty.
4
8
4
1
2
3
2
1
1
YCV40T Parts List 4/26/2006
YS #
6397
5906
6398
6399
5907
5908
6825
6438
6461
6465
6475
6731
5101
5103
5104
6873
6730
6884
6880
6467
5203
5196
5197
5201
5206
5422
5273
5425
5274
5209
6451
5272
5834
5840
6435
5224
5841
5227
5228
5314
5865
5231
5882
5233
5234
5257
5945
5959
5631
5902
5879
5914
5621
TFS-2B
4423
4424
4425
4520
713
3976
8522
3478
3489
3494
3602
3682
NYS224
3498
3523
3528
3921
3890
3914
3451
2403
8456
8604
8889
3438
3552
Description
JEWELED PILOT LAMP AMBER REG V1
RED 3MM LED 1V9 20MA .4SPCER T&R
RED 5MM LED 1V5 20MA HIGH EFF
YEL 5MM LED 1V5 20MA HIGH EFF
YEL 3MM LED 1V9 20MA .4SPCER T&R
GRN 3MM LED 1V9 20MA .4SPCER T&R
1N4148 75V 0A45 DIODE
T&R
1N4007 400V 1A0 DIODE
T&R
1N5240BRL 10V0 0W5 ZENER 5% T&R
1N5250B 20V0 0W5 ZENER 5% T&R
1N5262B 51V0 0W5 ZENER 5% T&R
7824
TO220 P 24V0 REG
BC550C TO92 NPN TRANSISTOR T&R
MPSA06 TO92 NPN TRANSISTOR T&R TA
MPSA56 TO92 PNP TRANSISTOR T&R
MJE340 TO126 NPN TRANSISTOR
TG
IRF830
TO220 NCH MFET
TN
NE5532N IC DUAL OP AMP
4N35
OPTO-COUPLER
10K 10%
THERMISTOR NTC TO-92
_47P 100V 2%CAP T&R RAD CER.2"NPO
__1N 400V 5%CAP T&R RAD .2"FLM
__1N 50V 10%CAP T&R BEAD
NPO
__1N8 50V 10%CAP T&R BEAD
X7R
__4N7 250V 20%CAP BLK 'Y' 10MM AC
_22N 275V 20%CAP BLK 'X2' 15MM AC
_47N 250V 10%CAP RAD POLYFILM BULK
100N 50V 10%CAP T&R BEAD
X7R
100N 250V 10%CAP BLK RAD POLY FLM
220N 250VDC 10%CAP BLK RAD POLY FLM
__2U2 63V 20%CAP T&R RAD .2"EL
_10U 63V 20%CAP T&R RAD .2"EL
_10U 450V 20%CAP BLK
EL
_22U 50V 20%CAP T&R 6X7MM .2"EL
82U 450V 20%CAP BLK 22X30MM
100U 16V 20%CAP T&R 8X7MM .2"EL
TRAYNOR DUAL FOOTSWCH 10' CORD-BULK
_20K 15AAUDIO 9MM
P32
100K 1B LIN 9MM
P32
500K 15AAUDIO 9MM
P32
_10K
TRIM POT
25 X 20 X 50 2 MIL PLASTIC BAG
SNAP ON 0.843" INSULATING BUSHING
RUBBER BUMPER WITH WASHER -SMALLCLIP 205/187X032 18-22AWG DISCO/INS
CLIP 250X032 18-22AWG DISCO/INSL
RING TERMINAL 18AWG WIRE & #8 SCREW
250 MALE PCB TAB REEL
280 PLUG NEUTRIK NYS224
1/4" JCK PCB MT HORZ
1/4" JCK PCB MT HORZ GOLD T__
1/4" JCK PCB MT HORZ GOLD TR_
36"90'RCA DUAL RED-WHITE PREFAB CBL
RCA SNGL PCB MT HORZ
EYELET SMALL 0.089 OD PLATED
T2A
5X20MM FUSE
10-32 T NUT
RUBBER GROMMET #2183-034-BLK
IEC PWR SOC W/.205TAB &FUSE 10A250V
NYLON SPRING CLAMP
Qty. YS #
Description
1
3810 4" NYLON CABLE TIE
1
8430 YCV40 CHICKEN-BEAK KNOB
1
8504 CORNER, 2 LEGS NOTCED LIP NICKEL
1
8638 AP MIXER SERIES PUSH SW BUTTON GREY
1
3428 8' 3/18 SJT AC LINE CORD REMOVABLE
1
8264 YBA/YCV LOGO EMBOSSED ALUMINUM
6
3674 9 CIR CABLE HOLDER .098
10
1
1
8890 1/4-20 CAGE NUT C79-88142027
7
3796 ELASTOMER PAD TSIL 1.0X0.8
1
3850 TO-220 PLASTIC TRANSISTOR INSULATOR
4
T&R JMP
3
RAD JMP
2
4748 2.0W 3R9 5%
T&R
1
1
4817 1/4W 47R 5%
T&R RES
2
2019 1/8W 100R0 1%FLAME PROOF T&R RES
1
4852 1/4W 100R 5%
T&R RES
1
1
4821 1/4W 470R 5%
T&R RES
1
4891 1/4W 620R 5%
T&R RES
2
4822 1/4W 820R 5%
T&R RES
3
4726 5.0W 1K 5%
BLK RES
2
4823 1/4W 1K 5%
T&R RES
1
4913 1.0W 1K 5%
T&R RES
1
4824 1/4W 1K5 5%
T&R RES
1
4631 1/2W 2K 5%
T&R RES
3
4847 1/4W 2K2 5%
T&R RES
1
4864 1/4W 2K7 5%
T&R RES
1
4826 1/4W 3K3 5%
T&R RES
2
4827 1/4W 4K7 5%
T&R RES
2
4663 1/2W 8K2 5%
T&R RES
3
4829 1/4W 10K 5%
T&R RES
1
4983 1/4W 10K 5%MINI
T&R RES
4
4831 1/4W 18K 5%
T&R RES
1
4833 1/4W 27K 5%
T&R RES
1
4868 1/4W 36K 5%
T&R RES
5
4834 1/4W 47K 5%
T&R RES
1
4586 1/4W 82K 5%MINI
T&R RES
1
4838 1/4W 100K 5%
T&R RES
3
4942 1/4W 100K 5% .2"U
T&R RES
2
6120 1/4W 100K 5%MINI
T&R RES
1
4776 1/4W 113K 1%
T&R RES
1
4851 1/4W 120K 5%
T&R RES
1
4790 2.0W 150K 5%10MM BODY T&R RES
1
4668 2.0W 220K 5%10MM BODY T&R RES
4
6126 1/4W 220K 5%MINI
T&R RES
14
4842 1/4W 330K 5%
T&R RES
1
4865 1/4W 390K 5%
T&R RES
3
4843 1/4W 470K 5%
T&R RES
1
4844 1/4W 1M 5%
T&R RES
1
4845 1/4W 2M2 5%
T&R RES
1
3610 10" 9C-26AWG RIB 3/4" NOTCH 0.1"
3
3700 RELAY 2C 01AMP DC24 015MA PC-S
3
3537 ACC# 4EB3C1B LONG REVERB
5
8865 4-40 X 5/16 PAN PH MS JS500
1
8741 4-40 X 1/2 PAN PH MS JS500
1
2
4
8829 6-32 X 3/8 FLAT PH TAPTITE BO#4 HEA
5
8757 #6 X 5/8 PAN PHIL TYPE A ZINC CLEAR
2
8722 #8 X 1" PAN QUAD TYPE AB B/O
2
1
8734 #10 X 1/2 PAN PH TYP A BRITE NICKEL
16
8756 #10 X 3/4 PAN PH TYPE A BLACK OXIDE
1
8843 10-32 X 1 1/8 FLAT PH MS JS500
3
8786 10-32 X 1 1/4 PAN QD MS JS500 BLACK
1
8862 #10 X 1 1/2 PAN PH TYPE A JS500
1
8770 1/4-20 X 1 5/16 TRUSS PH MS JS500
1
3741 .5 SPACER ID-.171 OD-.25 #912-500
1
2
35
7080 12" 8R 80WPGM SPEAKER CELESTION
1
8482 3/8 1D FLAT WASHER
1
8488 3/8 INT TOOTH LOCKWASHE ZINC
6
8491 #10 SPLIT LOCK WASHER BO
4
8820 #8 FLAT WASHER JS500
1
8817 #10 FLAT WASHER FOR 3/16" BOLT
4
3522 DPDT MINI PC VERT SNP ALT
Qty.
14
11
8
4
1
1
4
2
3
4
1
2
61
1
1
2
2
2
3
2
2
2
2
1
1
2
4
2
6
1
2
3
2
9
1
2
5
2
8
1
12
1
1
4
5
2
1
4
2
1
4
6
1
2
2
1
18
2
11
3
11
2
4
25
16
2
2
4
4
4
4
11
7
1
1
1
8
4
8
4
YS #
3698
3731
3732
3733
1324
1324M
Description
SPST ROKR SW QUIK 180" AC PWR BL/BL
SPRING RETAINER FOR OUTPUT TUBE
9 PIN PC MOUNT TUBE SOCKET BE
8 PIN PC MOUNT TUBE SOCKET
YCV40 POWER 120VAC 60HZ
XFMR
YCV40
OUTPUT XFMR
Qty.
1
2
3
2
1
1
#
Part#
Description
Labeled Components
1
2
3
4
7
1
8260
TRAYNOR LOGO
2
7080
12" 8R 80WPGM SPEAKER CELESTION
3
8461
TRIM CLIP (PLATED BLK ZINC)
4
Z357
YCV40 GRILLE* ‡
5
3482
LOWPROFILE FUSEHOLDER 1/4" BUSSMANN
6
3438
AC RECEPTACLE / FUSE HOLDER
7
8456
8
3426
AC LINE CORD - #3474(EURO)
9
TFS-2B
10
3552
NYLON SPRING CLAMP
11
8770
1/4-20 X 1 5/16 TRUSS PH MS JS5
12
8504
CORNER, 2 LEGS NOTCED LIP NICKEL PLATED
13
8543
RECESSED RUBBER BUMPER WITH WASHER
14
6397
JEWELED PILOT LAMP AMBER REG
15
8430
CHICKEN-BEAK KNOB
16
3921
17
3698
SPST ROKR SW QUIK 180" AC PWR
18
3450 & 3450NUT
19
3886 & 3890
20
3537
ACC# 4EB3C1B LONG REVERB
21
8638
PUSH SW BUTTON GREY
22
7025A OR 7025B
23
6L6B
6L6GB OUTPUT POWER TUBE
24
7081
12" 8R 60WPGM SPKR CELEST VINTAGE
TRAYNOR DUAL FOOTSWCH 10' CORD
1/4" ALL GOLD PC MNT JK SKT
36" PREFAB. CABLE (RED/BLACK)
12AX7 DUAL TRIODE PREAMP TUBE
5
12
11
8
13
6
19/20
21
22/23
24
REVERB CABLE AND UNIT
9
PUSH BUTTON CAPS
TUBES
10
WINE RED VERSION SPEAKER
14
15
16
17
18
*NOTE: Replacement grilles are 'Special-Order' and are only available while the model is in production.
‡ Grilles & Support replacements are for CURRENT models only.
Parts-Serv-YCV40-1v3.xls
ftp.yorkville.com
Speaker Enclosure
#
Part#
Description
Labeled Components
1
2
4
3
6
5
1
8260
2
TUBE10
TRAYNOR LOGO
3
8461
4
Z357*
5
3438
AC RECEPTACLE / FUSE HOLDER
6
8456
7
TFS-2B
8
3537
ACC# 4EB3C1B LONG REVERB
9
8504
CORNER, 2 LEGS NOTCED LIP NICKEL PLATED
10
8770
1/4-20 X 1 5/16 TRUSS PH MS JS5
11
6397
JEWELED PILOT LAMP AMBER REG
12
8430
CHICKEN-BEAK KNOB
13
8638
PUSH SW BUTTON GREY
14
3921
15
3698
SPST ROKR SW QUIK 180" AC PWR
16
3450 & 3450NUT
17
8543
RECESSED RUBBER BUMPER WITH WASHER
18
3426
AC LINE CORD - #3474(EURO)
10" 8R 30WPGM SPEAKER CELESTION
TRIM CLIP (PLATED BLK ZINC)
YCV40 GRILL*
TRAYNOR DUAL FOOTSWCH 10' CORD
19
3886 & 3890
20
7025A OR 7025B
21
6L6B
1/4" ALL GOLD PC MNT JK SKT
36" PREFAB. CABLE (RED/BLACK)
12AX7 DUAL TRIODE PREAMP TUBE
6L6GB OUTPUT POWER TUBE
22
23
8
7
9
9
18
19
REVERB CABLE
10
17
12
11
5
15
13
20/21
13
TUBES
14
16
*NOTE: Replacement grilles are 'Special-Order' and are only available while the model is in production.
Parts-Serv-YCV40t-1v10.xls
ftp.yorkville.com
Speaker Enclosure
MODEL TYPE: YS1003
Block Diagram for YCV40 & YCV40T
DESIGNED AND MANUFACTURED BY YORKVILLE SOUND
12AX7
V3
12AX7
12AX7
V2
V1
POWER
DISCONNECT POWER WHEN
REPLACING TUBES
EQ
6L6B
DÉBRANCHÉ L’APPAREIL AVANT
DE REMPLACER LES LAMPES
Boost
Treble/Bass/Mid
Mono
1/4-inch
PREAMP
SPLITTER
V5
6L6B
V4
Ch. 2
Volume
Preamp
V1:A
Preamp
V2:A
0 dB
Input
Channel
Select
Pre-Amp
Out
Channel
Select
K1
EQ
K1
Treble/Bass/Mid
Preamp
V1:B
Ch. 1
Volume
Preamp
V2:B
Amp In
YCV40T Speaker Configuration
Reverb
Drive
U2
B
Reverb
Accutronics ©
4EBC1B
U1
B
Reverb
Rtn
Power
Amp
Splitter
V3
Presence
V4
V5
+
-
8-ohms
External
Speaker Out
10-inch Speakers
TUBE10
-
External
Speaker Out
+
+
8-ohms
+
Channel Select
Boost
YCV40 Speaker Configuration
12-inch Speaker
YS#7080
-
8-ohms
Footswitch
+
BLOCK-DIAG-ycv40-1v30.eps
B
A
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
1
1
100V
50V
R91
10R
1.0W
FLMP
R92
10R
1.0W
FLMP
MINI
R41
1/4W
220K
R42
1/4W
220K
C50
22N
R86
1/4W
820R
400V
R71
1/4W
3K3
100V
8
4
R69
1/4W
120K
50V
C10
22U
C63
47P
100V
10MM
10K
R100
2.0W
3R9
R78
1/4W
27K
.
A
B
E C B
TO-126
EBC
TO-92
C
C B E
TO-92
D
E
F
G
H
I
YCV40WR:
7081 12" 8R
60WPGM
PHONE_PLUG
J
K
R80
1/4W
47K
TO92
63V
TO92
+
+
YCV40T:
TUBE10 10" 8R
30WPGM X 2
C30
220N
63V
+ to tip +
TO J5
MPSA56
Q4
Q5
5104 5104
50V
C62
22U
R77
1/4W
27K
R76
1/4W
27K
50V
D22
51V0
D19
51V0
"STYLE_P32"
G D S
TO-220
D18
51V0
17
YCV40:
7080 12" 8R
80WPGM
BIAS 350mV ACROSS R91
AND ACROSS R92
.
R79
1/4W
47K
D20
51V0
450V
C60
10U
MPSA06
MPSA56
Q10
450V
MJE340
8K2
1/2W
C40
10U
IRF830
16
8K2
1/2W
MJE340
R106
1/4W
100K
C39
10U
2X_TRIODE_HCT
#
1
2
3
4
5
6
7
8
9
10
11
12
13
1
2
3
4
5
6
7
8
9
10
11
12
13
1
2
3
4
5
6
7
8
9
10
11
12
13
+ to tip +
TO J5
C29
220N
6.3V
300ma
R94B
22U
C6
50V
C14
22U
R39
1/4W
100K
BLK
3
T
R
S
-
-
-
EXTENSION
J6
11
220R
1.0W
FLMP
MODEL(S):-
PHONE_PLUG
R72
1/4W
1M
C61
22U
.
2X_TRIODE_HCT
OUTPUT
450V
V4:B
R94
10
T1
M581 PCB HISTORY
PRESENCE
P10:A
M
NE5532N
C41
10U
R93
5.0W
1K
GRN
12
R49
1/4W
4K7
22U
C12
R104
2.0W
150K
0W5
1N5240BRL
D13
10V0
D15
4148 4148
V5:A
Val
V-
50V
4520
0W5
0W5
0W5
0W5
0W5
1N5262B 1N5262B 1N5262B 1N5262B 1N5262B
V5:B
V2:C
OUTPUT
J5
4
R90
P12
M BIAS
D21
51V0
V1:C
450V
FLMP
V3:C
Val
-
RED
MINI
V3:B
G
S
S
-
BRN
D23
C84
220N
R96
1/8W
100R0
15
R95
1/8W
100R0
FLMP
12AX7A
50V
R59
1/4W
10K
C51
82N
R
-
15A
U1:B
U1:C
TO92
250V
10MM
450V
R110
2.0W
220K
C55
82U
8
25V
D6
GRN
GRN
R101
1/4W
2K2
Q12
5101
2N2
C75
V+
R103
1/4W
470K
R81
1/4W
2M2
C28
220N
BC550C
4007
R38
1/4W
100K
63V
S4:B
S4:A
DOWN UP
DOWN UP
BOOST
R43
1/4W
82K
.
100V
T
2
1
SPLITTER
12AX7A
C48
100N
1324M
5
20K
C11
100N
R68
1/4W
120K
.
R50
1/4W
330K
.
U3:B
D5
7
C54
4N7 250V
U3:A
D10
C5
100U
BLK
2
14
D4
R102
1/4W
470R
4
4007
6
C56
22U
R60
1/4W
620R
R36
1/4W
100K
C67
470N
R119
1/4W
18K
M
R46
1/4W
1M
R70
1/4W
18K
P11:A
9
BLU
220R
1.0W
FLMP
R47
1/4W
470R
REVERB
100K
J7
R89
R87
1/4W
820R
400V
V3:A
R45
1/4W
1M
4
16V
R48
1/4W
10K
REVERB RTN
RCA
Q8 IRF830
D
5
2
D9
4007
4007
YEL
GRY
R37
1/4W
100K
.
LD4
RED
.
C49
22N
100V
250V
1B
250V
GRY
1
4007
OUT
GND
100V
T2
1324
7824
C57
100N
IEC_RECT
IN
4007
63V
275V
C53
22N
13
Q1
D3
5
6
4007
4007
RED
4
C38
470U
F1
4N35
D12
4007
D8
BLK
T2A
50V
100V
C68
100N
S5:B
S5:A
DOWN UP
DOWN UP
LD3
CHNL1
R83
1/4W
100R
R82
1/4W
47R
12AX7A
C47
100N
R44
1/4W
100K
V-
J8
R66
1/4W
100R
Val
V4:A
SPLITTER
C8
100U
R65
1/4W
47K
DOWN UP
RCA
100U
C9
NE5532N
C64
4N7
MINI
R98
1/4W
330K
D7
3
RED
1
S7
C4
22U
R84
1/4W
100R
R85
1/4W
47R
.
8
V+
4148
D17
D16
4148
16V
R67
1/4W
10K
R97
1/4W
10K
S3:A
OUTPUT XFMR
REVERB SEND
U2:B
U2:C
.
R53
1/4W
2K7
SPST Switch
100V
MINI
200V
Transformer
12
7
.
22U
C7
R64
1/4W
47K
R52
1/4W
2K2
0W5
1N5250B
6
8
R55
1/4W
4K7
Mini
R54
1.0W
1K
LD1
YEL
LD2
RED
D24
20V0
.
R107
1/4W
10K
R40
1/4W
27K
50V
C27
330N
6467
10K
NTC
R33:A
Q9
5101
S
.
R62
1/4W
220K
BC550C
TO92
R
5
R63
1/4W
3K3
R12
1/4W
1K5
63V
P4:A
MID
S3:B
T
Gold
.
15A
C52
100N
36K
1/4W
R113
36K
1/4W
R75
63V
63V
C44
10U
C13
100U
0W5
1N5262B
D14
51V0
1M
1/4W
R73
R25
1/4W
10K
.
P5:A
MASTER
STANDBY
11
.
C69
2U2
M
10
250V
PRE-AMP-OUT
R24
1/4W
47K
9
D11
TO92
20K
M
J4
500K
15A
C83
150P
100V
-
U1:A
50V
C65
470P
P3:A
BASS
100V
R9
1/4W
120K
C31
1N8
R7
1/4W
1K5
C26
220N
R10
1/4W
120K
50V
63V
C21
47N
R74
1/4W
2K2
Q7
5101
500K
M
8
4007
C3
22U
15A
R8
1/4W
120K
12AX7A
TO92
100V
PRE-AMP
P1:A
DRIVE
S
-
BOOST
R32
1/4W
10K
R27
1/4W
2K2
R13
1/4W
47K
C20
47N
R
-
4
100V
NE5532N
BC550C
R34
1/4W
2K2
R114
1/4W
100K
200V
Q2
5103
63V
C82
2N2
200V
R6
1/4W
113K
400V
C80
1N
PRE-AMP
12AX7A
V2:A
C81
2N2
C18
1N5
C66
220P
50V
MPSA06
R14
1/4W
P2:A 100K
RAD
TREBLE
M
.
15A
M
100V
100K
250V
T
J3
C46
1N
K1:B
1B
C19
10N
250V
4148
D1
C32
470P
200V
6
C17
10N
R109
1/4W
100K
R26
1/2W
2K
50V
K2:C
R11
1/4W
113K
V1:B
22U
C2
NE5532N
C15
22U
R17
1/4W
1K5
R16
1/4W
1M
DOWN UP
MID
3
R108
1/4W
10K
S6:A
DOWN UP
P6:A
S6:B
M
500K
TO92
BC550C
50V
U2:A
CHANNEL
BRIGHT
K2:A
7
R31
1/4W
10K
Q6
5101
100V
15A
K1:A
TO92
MPSA06
YEL
P9:A
2
R61
1/4W
620R
50V
R30
1/4W
2K2
M
J2
.
R29
1/2W
2K
R28
1/4W
10K
15A
R111
1/4W
1K
Q3
5103
V2:B
PRE-AMP
12AX7A
20K
5
TO92
500K
S
PWR-AMP-IN
BASS
C45
100N
C70
22U
MINI
P7:A
M
MPSA06
Q11
5103
.
R19
1/4W
470K
500K
15A
C22
47N
R23
1/4W
100K
R21
1/4W
100K
50V
100V
R5
1/4W
220K
4
R22
1/4W
100K
400V
.
CLEAN VOLUME
BLACK
W1
C23
47N
C1
22U
R3
1/4W
1K5
R2
1/4W
1M
BLACK
W4
4148
D2
C24
22N
100V
M
RING
Mini
.
50V
C35
220P
100V
GRN
R18
1/4W
113K
.
1B
TREBLE
P8:A
C71
470P
R88
1.0W
1K
C37
6N8
100K
2X_TRIODE_HCT
{Body}
R112
1/4W
27K
400V
R15
1/4W
47K
J1
C33
1N
PRE-AMP
12AX7A
V1:A
R4
1/4W
47K
W3
W2
3
250V
R
Gold Gold
K1:C
R20
1/4W
100K
C16
47N
YELLOW YELLOW
FOOTSWITCH
T
R57
1/4W
470K
100V
R1
1/4W
113K
2
R58
1/4W
470K
100V
R56
1/4W
100K
4K7
1/4W
R99
C34
6N8
K2:B
LD5
CHNL2
RED
W20
YCV40
VER# DESCRIPTION OF CHANGE
FIRST PRODUCTION
1.00
.
PC#6305 R63 2K2->3K3 R40 24K->27K
2.00
PC#6311 ADD D16,D17,R97 AT U2
2.10
PC#6326 HOLE SIZE FOR C53 .070"->.047"
3.00
PC#6419 ADD Q12,R103 R50 2M2->680K
13
.
R100 10R 1W->1R 1/4WFP R101 10R/1W->820R 1/4W
.
PC#6407 R103 680K->1M
4.00
PC#6420 ADD R100 220K 2W ACROSS C55
5.00
PC#6475 R105,R104-Q9 REPLACED BY D15,D18,D19,D20
D21,D22 6X 51V ZENER C60 220N->10u 450V
.
6.00
NEW SOLDERMASK FOR TABS & RCA JACKS
6.10
ADD ROUTING BY OUTPUT TUBES
6.20
PC#6537 R71 2K2->3K3 P11 20KA->100K
6.30
PC#6539 R106 100K->47K
14
7.00
PC#6545 MOVE X57 AND C60
7.10
PC#6562 R106 47K->100K D15->J76
8.00
MOVE AC TABS APART FOR CE COMPLIANCE
9.00
MOVE BREAKAWAY PCB'S TO AID ASSEMBLY
10.00 PC#6624 UPDATE 9 PIN TUBE SOCKETS
10.01 TRACE ARTWORK FIXED MANUALLY
11.00 CONVERT TO PCAD 2002
.
GT:PC#6744 & 6748: APPLIED YCV50 STANDBY
.
CHANGES (SEE YCV50 V2.00 SCHEMATIC FOR DETAILS)
.
GT:PC#6776 MOVED TOP MULTIPLE TO ADD ZIPPER
12.00 AH, PC#6866, ADD CONNECTION PREAMP-STANDBY 15
.
#6933, CHANGE R78 TO 27K AND ADD TRIM POT 10K
.
PC#6965, MOVE ARC TRACE AWAY FROM TUBES
PC#6967, INCREASE CLEARANCES NEAR OUTPUT TUBES
.
12.01 PC#7053:GT:R53 4850 3K9 -> 4864 2K7
13.00 PC#7125:GT:J7&J8 #3914 RCA JACK->#6541. PC#7091
.
ENLARGE HOLES FOR S3-S6 #3522 FOR KINK LEADS
.
MOVE C3 FOR DEPT -59 FOR COLLISION AVOIDANCE
.
MOVED W8 TRACE AWAY FROM SCREW HOLE, MOVED
.
XC50 BREAKAWAY DOWN IN LINE WITH XC54
16
V
N
V
N
V
N
V
N
V
N
DATE
NOV/02/00
NOV/08/00
DEC/14/00
FEB/23/01
APR/30/01
.
MAY/25/01
JUN/21/01
NOV/30/01
.
JAN/15/02
MAY/03/02
MAY/27/02
JUN/24/02
JUL/04/02
SEP/03/02
MAR/17/03
MAR/27/03
AUG/25/03
NOV/12/03
DEC/03
OCT-15-2004
.
DEC-02-2004
JUN-15-2005
.
.
.
DEC-14-2005
MAY-18-2006
.
.
.
.
D
D
D
D
D
Product
3700_DRW
YCV40
TUBE GUITAR AMP
PCB# M581
Sheet 1 of 2
Rev: 13V00
Date: Mon Sep 11, 2006
Filename: M581-13V00sch.sch2002
L
M
N
O
P
Q
R
S
T
U
V
17
MULTIPLE
DON'T MOVE
R72
R68
R71
1M
120K
3K3
R55
4K7
3522
120K
R69
R119
2N2
18K
100N
R59
10K
R70
18K
3K3
X28
X29
R63
C47 100N
4K7
620R
82N
C51
R49
R61
47P
C63
R40
NE5532N
27K
470P C65
4N7
100K
100K
R38
R39
22U
50V
NE5532N
R47
R45
R48
R62
R46
470R
1M
10K
220K
100K
1M
R44
100N
Gold
.
-
X33
X32
C49
82K
22N
400V
22U
50V
R36
R37
4148
D17
4148
D16
R64
47K
R66
100R
10K
R97
R67
10K
220P
100K
100K
100K
100N
470N
C67
R43
R12
R21
R114
100K
R109
X21
C24
22N
400V
330N
1K5
100K
X53
X23
C23
47N
C57
100N
R58
R57
R16
1M
470K
X15
X14
X22
C22
X16
C31
R10
1N8
120K
120K
120K
R8
113K
470K
100K
BC550C
R9
R6
MPSA06
X1
MPSA06
2N2
22U
50V
C33
1N
47K
R15
R28
R31
R30
2K2
10K
R56
1K
1.0W
2K
1/2W
10K
47R
2K2
Gold
.
7
-
7
D24 R53
220K
2.0W
W25
TO W20
RT
V
C39
5959
10U
450V
5959
82U
450V
M581
BLACK
RT
V
RT
V
RT
V
W29
TO W6
5621
RT
V
5902
RT
V
470U
63V
22N T6435
R
275V V
YCV40
13V00 2/4
4007
D6
4007
D4
4007
D3
4007
D5
C53
SHEAR
ETCH
GUIDE
Pcb Mech M581 13V00
ORIGIN
SEE LAYOUT DOCUMENTATION
LINE
NEUTRAL
W10
W11 WHITE
GREY
W12
W13
M581
YCV40
3/4
13V00
22U
C2 50V
OUTPUT XFMRBLACK
C54
4N7 250V
RT
V
6451
C38
W30
+24V
Top Assy M581 13V00
BLACK
GREEN
OUTPUT
-
W6
TO W29
7
-
GREEN
W7
TO W24
-
J4
-
7
-
OUTPUT
R110
C55
5959
W28
RED
PWR-AMP-IN
PRE-AMP-OUT
R107
R108
W36
M581
4007
D8
FOOTSWITCH
W8
R60
620R
10K
10K
J5
4007
D7
C44 10U
63V
W27
GREEN
W26
RED
J3
X57
4/4
D10
J2
EXTENSION
D9
4007
BLACK
W9
J6
D11
RT
V
W16
GREEN
W14
X60
8K2
1/2W
R94
100U
63V
5914
D14
10U
450V
4007
C40
RED
W21
100N
5865
Gold
13V00
51V0
51V0
51V0
51V0
51V0
D22
R113
R75
4007
10U
C41 450V
RT
V
5959
Q10 MJE340
8K2
1/2W
150K
2.0W
2K7
C13
10U
450V
Q1
36K
36K
Gold
W15
D18
R104
D21
D20
D19
C60
R52
Q9
C52
RT
V
R94B
2M2
R81
3R9 2.0W
BC550C
4N35
D12
470R
10V0
4007
Q8 100U
C5 25V
U3
6880
R33
20V0
D13
Q12
BC550C
TO220
R100
2K2
27K
R98
R103
2K2
220N
330K
470K
4148
D15
MPSA56
4148
D23
R80
R78
R41
R79
22U
50V
MPSA56
10R
1.0W
47K
220N
C84
R101
R102
27K
10R
1.0W
820R
820R
220K
27K
220K
47K
R76
R87
R86
R42
R77
R91
R90
220R
1.0W
100R0
10K
R29
R88
R26
BC550C
2N2
R32
R82
R27
R1
3984
100R0
47N
R85
47R
C45
100N
100R
D2
X8
4148
C46
R25
1N
10K
47N
47N
113K
NOR
CR
CL
NCR
NCL
R89
2K
1/2W
R83
R112
100K
27K
MPSA06
5841
470P
C32
R24
R23
R20
47K
100K
X7
100K
R19
470K
1N
C71
470P
R13
47K
220K
220R
1.0W
3674
7
SHEAR
R95
5882
R96
5882
1K
5.0W Val
RCA
REVERB RTN
3674
NOL
47N
CR
NCR
R3
R2
R4
NOR
CL
NCL
R5
NOL
C26
J8
RCA
REVERB SEND
3732
NCR
1K5
G3
CR
CL
NCL
220N
S3
G3
NOR
NOL
1K5
1M
47K
G2
G1
SHORT AXIS
SIG
G2
-
W17
ETCH
GUIDE
SHEAR
250V
220N
TO220
GREEN
W24
TO W7
R106
RING
W18
X40
G1
+
INPUT
STANDBY
REVERB
SIG
J7
W5
V3
X34
1M
51V0
2K2
R74
W23
100K
C28
6731
7824
10K
X41
V5
250V
220N
6730
IRF830
X42
R92
C29
C61
Q4
R50 Q5
330K
3674
X39
C30
R73
BIAS
10K
50V
22U
C62
Z352
X38
X37
X36
X35
SHEAR
C75
22U
50V
CR
P12
X43
LONG AXIS
C6
NCR
X44
X59
VCD
P10
PRESENCE
LD1
R54 STANDBY YEL 6399
1.0W
1K
ON RED LD2
6398
X62
1B
4424
12AX7A
X46
INSERT
22U
50V
P11
100K
NOR
C48
METAL BACK
CLINCH
C14
C10
22U
50V
CL
V2
12AX7A
4423
6541
W34
3674
X25
22U
50V
6541
22N
400V
C50
X24
C56
X30
X31
R17
P6
MID
SPLITTER
X55
S6
R18
113K
1K5
C7
C12
22U
50V
C11
20K
15A
4423
U1
C3
C8
15A
P7
BASS
100U
16V
100U
16V
NCL
C15
BRIGHT
WHT
220P
C35
C27
6N8
C37
4425
47K
20K
C9
NOL
PRE-AMP
R65
15A
C64
WHT
-
P8
X50
3732
CHANNEL
S5
500K
U2
X27
X58
P9
X61
4424
C66
BlankSize - 18600x12800
X26
4425
C34
6N8
WHT
1B
X54
C18
1N5
10N
100K
15A
X51
C17
5834
X47
V4
R111
W20
R93
W39
RT
V
W19
1K
TREBLE
3522
C81
Q6
RED
TO W25
X52
C70
C82
OUTPUT
Val
3984
BROWN
XFMR
22U
50V
C4 22U
50V
CLEAN VOLUME
X49
113K
R11
Q3
Q11
RT
V
W35
XFMR
BLUE
P4
C68
1/4
YCV40
13V00
GRN
500K
4423
MID
M581
CHNL2
X20
2K2
R34
C19
X45
TO W4
BLACK
15A
3522
OUTPUT
20K
R99
4K7
X17
3732
V1
2U2
63V
Q7
12AX7A
X48
W37
W1
RED
ORIGIN
5834
R7
10N
C69
SL
EE
VE
TIP
TO W3
YELLOW
RING-SW
3921
TIP-SW
GREEN
W2
BASS
X18
Q2
C1
W4
TO W1
BLACK
C21
X13
100K
R14
C16
W3
TO W2
YELLOW
4425
C20
X6
X5
22U
50V
500K
4424
PRE-AMP
X12
150P
C83
P3
15A
X11
3522
S4
BOOST
J1
TREBLE
100K
1B P2
X10
NO
NO
WHT
RELAY 2C
NC
X2
DRIVE P1
4425
NC
4425
RELAY 2C
X4
C80
15A
C
15A
3700
500K
C
500K
P5
MASTER
X3
3700
X9
K1
K2
X19
4148
YEL
5908
LD5
X56
CHNL1
-
+
D1
5907
LD3
LD4
RED
BOOST
100R
R84
+
R22
BlankSize - 18600x12800 StepAndRepeat - [email protected]@6.400
M581 PCB HISTORY
MODEL(S):#
1
2
3
4
5
6
7
8
9
10
11
12
13
1
2
3
4
5
6
7
8
9
10
11
12
13
1
2
3
4
5
6
7
8
9
10
11
12
13
DATE
NOV/02/00
NOV/08/00
DEC/14/00
FEB/23/01
APR/30/01
.
MAY/25/01
JUN/21/01
NOV/30/01
.
JAN/15/02
MAY/03/02
MAY/27/02
JUN/24/02
JUL/04/02
SEP/03/02
MAR/17/03
MAR/27/03
AUG/25/03
NOV/12/03
DEC/03
OCT-15-2004
.
DEC-02-2004
JUN-15-2005
.
.
.
DEC-14-2005
MAY-18-2006
.
.
.
.
D
D
D
D
D
SEE LAYOUT DIAGRAM
YCV40
1.00
FIRST PRODUCTION
.
PC#6305 R63 2K2->3K3 R40 24K->27K
2.00
PC#6311 ADD D16,D17,R97 AT U2
2.10
PC#6326 HOLE SIZE FOR C53 .070"->.047"
3.00
PC#6419 ADD Q12,R103 R50 2M2->680K
.
R100 10R 1W->1R 1/4WFP R101 10R/1W->820R 1/4W
.
PC#6407 R103 680K->1M
4.00
PC#6420 ADD R100 220K 2W ACROSS C55
5.00
PC#6475 R105,R104-Q9 REPLACED BY D15,D18,D19,D20
.
D21,D22 6X 51V ZENER C60 220N->10u 450V
6.00
NEW SOLDERMASK FOR TABS & RCA JACKS
6.10
ADD ROUTING BY OUTPUT TUBES
6.20
PC#6537 R71 2K2->3K3 P11 20KA->100K
6.30
PC#6539 R106 100K->47K
7.00
PC#6545 MOVE X57 AND C60
7.10
PC#6562 R106 47K->100K D15->J76
8.00
MOVE AC TABS APART FOR CE COMPLIANCE
9.00
MOVE BREAKAWAY PCB'S TO AID ASSEMBLY
10.00 PC#6624 UPDATE 9 PIN TUBE SOCKETS
10.01 TRACE ARTWORK FIXED MANUALLY
11.00 CONVERT TO PCAD 2002
.
GT:PC#6744 & 6748: APPLIED YCV50 STANDBY
.
CHANGES (SEE YCV50 V2.00 SCHEMATIC FOR DETAILS)
.
GT:PC#6776 MOVED TOP MULTIPLE TO ADD ZIPPER
12.00 AH, PC#6866, ADD CONNECTION PREAMP-STANDBY
.
#6933, CHANGE R78 TO 27K AND ADD TRIM POT 10K
.
PC#6965, MOVE ARC TRACE AWAY FROM TUBES
.
PC#6967, INCREASE CLEARANCES NEAR OUTPUT TUBES
12.01 PC#7053:GT:R53 4850 3K9 -> 4864 2K7
13.00 PC#7125:GT: J7&J8 #3914 RCA JACK->#6541. PC#7091
.
ENLARGE HOLES FOR S3-S6 #3522 FOR KINK LEADS
.
MOVED C3 FOR DEPT-59 FOR COLLISION AVOIDANCE
.
MOVED W8 TRACE AWAY FROM SCREW HOLE, MOVED
.
XC50 BREAKAWAY DOWN IN LINE WITH XC54
V
N
V
N
V
N
V
N
V
N
M581 DRILL HISTORY
MODEL(S):#
1
2
3
4
5
6
DATE
D
D
D
D
D
D
MODEL(S):#
1
2
3
4
5
6
PC#
PC
PC
PC
PC
PC
PC
YCV40
V
N
V
N
V
N
V
N
V
N
V
N
M581 PENDING CHANGES
YCV40
PENDING CHANGE
X
X
X
X
X
X
PRODUCTION NOTES
1. RTV MUST BE ADDED TO THE FOLLOWING CAPS 5. R33 #6467: APPLY THERMAL
C1,C16,C19,C17,C70 BETWEEN C84,C28,C60,C15 COMPOUND GENEROUSLY
BETWEEN C49,C50, ADDED TO C15,C7,C8,C3,C9 BETWEEN PART AND HEATSINK
C56,C14,C6,C10,C4,C2 AND C12
6. BIAS 350mV ACROSS R91
2. C53 IS 22N FOR BOTH NORTH AMERICA AND CE
AND 350mV ACROSS R92
3. C3,C7,C6 MUST BE LOW PROFILE PT#5631
4. C8,C9 MUST BE LOW PROFILE PT#5879
*PLACE IMPLEMENTED CHANGES INTO BOARD HISTORY
M581 POT LIST
YCV40 TUBE AMP
MODEL(S):REF
P1
P2
P3
P4
P5
P6
P7
P8
P9
P10
P11
.
FUNCTION PART# KNOB
DRIVE
TREBLE
BASS
MID
MASTER
MID
BASS
TREBLE
CLEAN VOLUME
PRESENCE
REVERB
.
#4425
#4424
#4425
#4423
#4425
#4423
#4425
#4424
#4425
#4423
#4424
.
#8430
#8430
#8430
#8430
#8430
#8430
#8430
#8430
#8430
#8430
#8430
.
AS OF
11/00
11/00
11/00
11/00
11/00
11/00
11/00
11/00
11/00
11/00
11/00
.
Z352-MTG
"STYLE_P32"
3796 on this
device only.
Lots of goop
on the thermistor.
LEAD/PIN REFERENCE
IRF830
1
6 1
2
5
MPSA56
MPSA06
EBC
TO-92
7
COM1 COM2
B
3
BC550C
3
NC
G2
ECB
TO-126
8
2
4
4
6880_PC
4N35
G D S
TO-220
+V
A
MJE340
CB E
TO-92
4
5
5
6884_PC
NE5532N
G1
P 3
H 2
7 H
8
NC
6L6GB
H
H
4
6 NC
1
6
-V
K
G3
2K
5
7
2G 2
2P
1G
8 1K
1
9
HT
12AX7A
NC2
NO2
3700_DRW
1P
6
3
NC1
NO1
Z352
2 of 8701
2 of 3850
2 of 8829
- to hold z352 in place
PCB
2 of 8741
WC 10
C 53
250VAC
680N
WC 5
BR OWN
WC 13
B L UE
BLUE
O U T P UT -T U B E
WC 9
6L6B
GR N
RED
TO E YE 6
RE D
RE D
JB5
GR N
EY2
WC 14
EY4
WC 15
F
JB6
F
RED
B R OWN
EYE6
GR E E N
#3638
WC 6
O U T P U T -T U B E
6L6B
WC 12
F
WC 3
F
WC 1
C 41
GR N
WC 2
WC 4
EYE5
RED
B L AC K
RED
BLK
BLK
T O OUT P UT
T R A NS F O R ME R
TO OUTP UT
T R A NS F O R ME R
GREEN
BLACK
E X T E N S IO N
O UT P U T
TO EY5
1324
Y C V 40
N .A. AC
W IR IN G
JAN 16 2003
May 22 2003
Rev. by G.K
1324M
TO _E Y7
EYE8
IN P U T
F
GREEN
GREEN
L IV E
BLK
RED
NE UTR AL
B LAC K
B LAC K
EY9
TO EY4
WC 7
V4
GR AY
EYE7
TO _E Y8
GR E E N
Y E L LO W
S UPPLY
W H IT E
WHIT E
B LAC K
RED
B LA C K
WC 11
GR AY
+ 2 4 V WC 8
JB1
RED
T O E Y E 9M E T A L _ B A C K
G R AY
G R AY
WC 10
BR OWN
BROWN
WC 13
B LU E
BLUE
C 53
250VAC
EYE6
680N
GR E E N
O U T P UT -T U B E
6L6B
#3638
WC 5
WC 9
GR N
RED
TO E YE 6
RE D
RE D
JB5
GR N
EY2
WC 14
EY4
WC 15
F
JB6
F
RED
6L6B
WC 12
F
WC 6
F
WC 3
GR N
C 41
WC 1
O U T P UT -T U B E
RED
GRE EN
GR EE N
WC 2
WC 4
EY9
EYE5
BLK
BLK
T O OUT P UT
T R A NS F O R ME R
T O OUT P UT
T R A NS F O R ME R
GREEN
B LAC K
E X T E N S IO N
O UTP UT
TO EY5
G rn/Y el wire
soldered to ground lug
1324E
Y C V 4 0C E
E X P OR T AC
W IR IN G
F e b, 2 0 0 2
Ma y, 2003
Rev. by G.K
1324M
TO _E Y7
EYE8
IN P U T
F
WHIT E
B L U NE E U T R A L
BROWN
LIVE
B LA C K B LA CK
RED
RED
BLK
WC 7
V4
TO EY4
GR AY
EYE7
TO _E Y8
G R E EN
Y E L LO W
W H IT E
RED
JB1
WC 11
GR AY
+ 2 4 V WC 8
S UPPLY
B LA C K
RED
T O E Y E 9 ME T A L _ B A C K
G RAY
G R AY
LI NE
N EUT R AL
GREEN
F
F
BLK
E YE 5
RED
WC2
WC 1 0
250VAC
680N
T O E YE 6
RED
RED
F
BLACK
BL UE
O U T P UT - T U B E
WC9
RED
RED
BLUE
6L6B
GRN
J B5
JB 6
E X TE N S IO N
O U TP U T
BLACK
WC5
GRN
EY 2
WC 14
EY 4
WC 15
F
WC6
#3638
WC3
GRN
BROWN
WC 1 3
EY E6
GREEN
B LA CK
GREEN
GREEN
BR O WN
WC 1 2
C53
WC1
6L6B
F
WC4
O U T P UT - T U B E
C41
LI VE
EY9
TO EY4
WC7
RED
WHI T E
NE UTR AL
RED
RED
GRAY
WH IT E
V4
WC 1 1
GRAY
+ 2 4 V WC8
SUPPLY
BLK
BLK
TO OUTPUT
TRA NS F O RME R
T O OU T P U T
TR AN SFO R M ER
GREEN
BLACK
T O EY 5
Grn/Yel wire
soldered to ground lug
1324E
YCV4 0CE
EX POR T AC
WIR IN G
MAR 24, 2003
1324M
T O_ EY7
EYE7
EYE8
Y E L LO W
RED
T O E Y E 9ME T A L_ BA CK
GRAY
GR AY
JB1
T O_ EY8
IN P U T
N
B LA C K
L
M581.PCB_POT_LIST
VCD
SHEAR
ETCH
GUIDE
"020.
RTV
ASSEMBLY
PCB MECH
C55
M581-V10.10
M581-V10.10
D5
C38
1N4004
1M
R72
120K
R68
3K3
R71
47P C63
120K
X51
2N2
"500.
R55
4K7
NRUTER
R119
VALUE
SW3
"800.
ETCH
"210.
GUIDE
"020.
1W
1K
C75
R69
10K
R54
TLO72
100N
R40
R70
18K
18K
#3914
#3914
100KL
JB7
D
REVERB
RCA_JACK
AMP-INPUT
PRE-AMP-OUTPUT
WC1 WC3
GOLD
JB2
JB3
X52
#3674
R107
R108
R60
620R
10K
10K
JB4
EY10
F
#3638
GRAY
1N4004
SHEAR
GROUND
BLK
BLK
F
WC15
TO OUTPUT
TRANSFORMER
WC14 GRN
EY4
TO EY5
EY2
GRN
F
TO OUTPUT
TO EYE6
GREEN
EXTENSION
OUTPUT
SHEAR
D3
WC2 WC4
TO EY4 1N4004
EYE5
1N4004
D4
100V
4N7
WC7
C54
D6
RTV470U
63V
RTV
BLACK
LIVE
BLK
F
STANDBY
RTV
WC8
F
RTV
10U
RED
450V
EY9
TO EYE9
C39
METAL_BACK
RTV
WC6
WC5
WC9
C53
450V
82U
R94B
10URT
V
450V
PART#
MJE340
C41
1/2W
8K2
RTV
P11
#4424
REVERB
22U C2
50V
22N RTV
250VAC
WC10
RED
450V
10U
J76
X56
X72
X57
Q10
RTV
D8
1N4004
2W
220K
NEUTRAL
RTV
450V
10U
D7
1N4004
10U
63V
C44
R110
LD2
#3437
FOOT_SWITCH
WHITE
C40
D10
1N4004
D11
LD1
YELLOW
STDBYE
RED
ON
15A
GOLD
SUPPLY
100U
63V
RTV
D9
GRN
RTV
R94
100K
1/2W
8K2
1N4004
R74
C60
D22
D21
D20
D19
D18
01.01V-185M LTED LLIRD
01.01V-185M EDISREDLOS
R106
X62
X55
X54
X71
F
EYE6
GREEN
U3
RTV
"500.
"800.
"210.
51V
51V
51V
51V
51V
X59
X58
4N35
2M2
Q1
S
G
25V
100U
2K2
R113
R75 1N4004
JB8
ELOH/"10.0
GOLD
GRN
RED
RTV 50V
22U
C6
RCA_JACK
#3638
+24V
R103
C5
R81
S
C28
1N4004
D12
R102
470R
10V
D13
680K
R50
1M
820R
BC550
R101
Q12
22U
50V
7824
24V_REG
1R
Q8
G
250V
220N
250V
220N
RED
IRF830
FUNCTION
HOLE
C52
250V
100N
36K
36K
51V
C13
ALIGNMENT
R100
C29
R73
D14
#3674
#3638
ALIGNMENT
HOLE
01.01-185M
MPSA56
220N
50V
22U
MPSA56
C30 220N
Q4
C84
V5
WC11
1
Q5
R80
1W
10R
47K
R92
X65
X67
100R0
100R0
RED
220K
R41
47K
R79
R78
39K
R77
R42
220K
27K
X63
27K
R76
X64
R90
1W
R91
10R
R87
820R
R86
820R
C62
RED
R95
R96
TRANSFORMER
V4
C61
X69
WC12
WC13
BROWN
5WATT
1K
220R
1W
R89
R93
ALUMINUM 2MM
WITH_90DEG_BEND_UP_1.25"
X53
1M
P10
ETUOR
EGAG
22U
50V
RTV
SHEAR
BLUE
220R
1W
X68
1
YELLOW BLACK
OUTPUT-TUBE
6L6B
50V
22U
DNES
470R
1M
10K
220K
X44
X45
R49
4K7
R61
620R
C51 82N
REVERB
RTV
1
6
EYE7
JB1
TO_EY7
TO_EY8
EYE8
OUTPUT-TUBE
6L6B
R59
3K3
X48
X49
#4423
PRESENCE
#3674
#3610
27K
470P C65
100K
R38
100K
R39
X50
C8
R63
C14
15A
C56
V3
C10
C3
4N7
47K
R64
100R
10K
R97
10K
R67
D17
D16
TL072
4148
4148
R66
50V
22U
R109
50V
22U
C47 100N
R44
X41
1M
R46
.
12AX7A
PHASE-SPLITTER
C11
20K
C12
JB5
X39
C66 220P
100K
100K
X42
100K
C68 100N
470N
R36
R37
X40
C50
22U
50V
.
Val
16V
100U
16V
100U 50V
22U
RTV
P6
C9
U1
JB6
X38
R114
1
1
Body
22N
400V
#3674
#4423
MID
20K
RTV
#3638
15A
C48
100N
100K
.
C7
15A
#4425
BASS
C49
R43
R18
R17
3V
C64
R47
R45
R48
R62
113K
1K5
X37
R65
X74
X73
Val
PRE-AMP
12AX7A .
U2
47K
100K
C15
82K
RTV
Body
X25
P7
500K
X35
BRIGHT
SW6
C35
220P
C27
1N5 C18
RTV
22N
400V
470K
1M
470K
X31
1K5
100K
6N8
C37
#3437
X32
R12
R21
120K
R9
1N8
C31
120K
R10
X24
R56
X26
100K
BC550
R28
R8
1B
V2
SW5
X36
P8
100K
50V
22U
2V
15A
50V
22U
#4424
TREB
X34
P9
500K
C4 C67
VER-10.10
X33
C23
X30
47N
CHANNEL
GRN
#4425
CLVOL
EXTRA
100N
C34
6N8
YCV40
SP
R57
R16
R58
C33
R15
X27
X28
1N
C22 47N
X29
47K
47R
R29
R30
2K2
10K
10K
Q6
R99
4K7
"008.21 X "006.81=EZIS KNALB
BLANK SIZE=18.600" X 12.800"
RTV
01M581
.01-185M
20K
120K
C17
400V
10N
R6
RTV
P4
STYLE
"P25"
#8741
15A
MID
#4423
MPSA06
Q3
C70
113K
F
RED
TO EY9
C81
R31 R85
X23
R88
1W
1K
Q11
X21
MPSA06
R82
R27
R11
X22
2K
1/2W
BC550
R32 Q7
10K
47R
2K2
1K
R111
EYE9
C82
2N2
Val
C26
Body
1V
22U
50V
2N2
113K
1/2W
2K
C45
100N
X18
R26
R25
1N
10K
X19
X20
C46
C69
MPSA06
Q2
R1
63V
2U2
R7
.
15A
ADD
GOOP
#8741
5
BLACK
500K
P3
2K2
R34
C19
10N
400V
#3850
LD5
#4425
BASS
#8701
C24
22N
400V
R83
.
TO EYE8
EY8
12AX7A
#3850
R84
100R
D2
100R
R20
R13
47K
470P
C20
C32
250V
47N
X15
C16
PRE-AMP
220N
4
3
TO_EYE7
EY7 YELLOW
C1
INPUT
PART#
V1
1K5
50V
22U
R14
1
1K5
1M
47K
X14
#3437
47N
220K
100K
150P
C83
SW4
BOOST
1B
R3
R2
R4
R5
JIC
#4424
15A
R19
500K
100K
TREB
P2
C71
470P
X13
C80
470K
X11
1N
15A
SW1
47K
100K
X16
100K
X12
P5
500K
R24
R23
#4425
MASTER
LD3
X17
YEL
4148
#8701
#3830
MICA
THIS
TRANSISTOR
ONLY
ADD_HD-PHN_JK_DI-XLR_2_1/4"_SPK_OUT
V
V
V
V
V
V
V
V
V
V
6652(A)
D
D
D
D
D
D
D
D
D
D
SP
P1
#4425
DRIVE
1
2
3
4
5
6
7
8
9
10
11
PRODUCTION NOTES
1 RTV MUST BE ADDED TO THE FOLLOWING CAPS
C1,C16,C19,C17,C70,BETWEEN C84,C28 C60,C15
BETWEEN C49,C50,ADDED TO C15,C7,C8,C3,C9
C56,C14,C6,C10,C4,C2 AND C12
2 C53 IS 22N FOR N.A. AND CE
3 C3,C7,C6 MUST BE LOW PROFILE PT#5631
C8,C9 MUST BE LOW PROFILE PT#5879
HEAT SPREADER
MODEL(S):- YCV40
# PC#
PENDING_CHANGE
4148
SP
BIAS
250-500 MV ACROSS R91 AND R92
11/00
11/00
11/00
11/00
11/00
11/00
11/00
11/00
11/00
11/00
05/02
.
M581.PENDING_CHANGES
47N
C21
D1
SW2
8430
8430
8430
8430
8430
8430
8430
8430
8430
8430
8430
.
#4425
#4424
#4425
#4423
#4425
#4423
#4425
#4424
#4425
#4423
#4424
.
R22
RED
LD4
DRIVE
TREBLE
BASS
MID
MASTER
MID
BASS
TREBLE
CLEAN_VOLUME
PRESENCE
REVERB
.
P1
P2
P3
P4
P5
P6
P7
P8
P9
P10
P11
.
330N
FIRST_PRODUCTION
PC#6305_R63_2K2->3K3_R40_24K->27K
PC#6311_ADD_D16,D17,R97_AT_U2
PC#6326_HOLE_SIZE_FOR_C53_070"->047
PC#6419_ADD_Q12,R103_R50_2M2->680K
R100_10R/1W->1R-1/4WFP_R101_10R/1W
->820R_1/4W
PC#6407_R103_680K->1M
PC#6420_ADD_220K-2W_ACROSS_C55(R100
PC#6475_R105,R104,Q9_REPLACED_BY_
D15,D18,D19,D20,D21,D22_6X51V
ZENER_C60_220N/250V->10u/450V
NEW_SOLDERMASK_FOR_TABS&RCA-JACKS
ADD_ROUTING_BY_OUTPUT_TUBES
PC#6537_R71_2K2->3K3_P11_20KA->100K
PC#6539_R106_100K->47K
PC#6545_MOVE_X57_AND_C60
PC#6562_R106_47K->100K_D15->J76
MOVE_AC_TABS_APART_4_CE_COMPLIANCE
MOVE_BREAKAWAY-PCB'S_TO_AID_ASSEMB
PC#6624_UPDATE_9_PIN_TUBE_SOCKETS
TRACE_ARTWORK_FIXED_MANUALLY
STAND-OFF_ADDED,_NOTE_ADDED
N
N
1.00
.
2.00
2.10
3.00
.
.
.
4.00
5.00
.
.
6.00
6.10
6.20
6.30
7.00
7.10
8.00
9.00
10.00
10.01
10.10
V
V
NOV/02/00
NOV/08/00
DEC/14/00
FEB/23/01
APR/30/01
.
.
MAY/25/01
JUN/21/01
NOV/30/01
.
.
JAN/15/02
MAY/03/02
MAY/27/02
JUN/24/02
JUL/04/02
SEP/03/02
MAR/17/03
MAR/27/03
AUG/25/03
NOV/12/03
DEC/11/03
D
D
113K
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
MODEL(S):- YCV40_TUBE_AMP
REF
FUNCTION PART# KNOB
AS_OF
100K
27K
R112
P:\581CMP.PRN
M581.PCB_DATABASE_HISTORY
MODEL(S):- YCV40
# DATE
YCV40 m581 Service Update for V11.00 boards
April 2005 boards have been reworked as described in this document.
To address PC#6866 a 22AWG wire, part # 3947 jumper, needs to be soldered from P11
to S3 on the bottom side of the board as shown:
M581.PCB_POT_LIST
VCD
SHEAR
ETCH
GUIDE
"020.
01.01V-185M LTED LLIRD
01.01V-185M EDISREDLOS
RTV
ASSEMBLY
PCB MECH
D3
RTV470U
63V
RTV
C55
M581-V10.10
M581-V10.10
D5
C38
1N4004
1M
R72
120K
R68
3K3
R71
47P C63
120K
X51
2N2
"500.
R55
4K7
NRUTER
R119
VALUE
SW3
"800.
ETCH
"210.
GUIDE
"020.
1W
1K
C75
R69
10K
R54
TLO72
100N
R40
R70
18K
18K
#3914
#3914
100KL
JB7
D
REVERB
RCA_JACK
AMP-INPUT
PRE-AMP-OUTPUT
WC1 WC3
GOLD
JB2
JB3
X52
#3674
R107
R108
R60
620R
10K
10K
JB4
EY10
F
#3638
GRAY
1N4004
SHEAR
GROUND
BLK
BLK
F
WC15
TO OUTPUT
TRANSFORMER
WC14 GRN
EY4
TO EY5
EY2
GRN
F
TO OUTPUT
TO EYE6
GREEN
EXTENSION
OUTPUT
SHEAR
TO EY4 1N4004
EYE5
1N4004
D4
100V
4N7
WC2 WC4
C54
D6
WC7
BLK
F
STANDBY
RTV
WC8
F
RTV
10U
RED
450V
EY9
TO EYE9
C39
METAL_BACK
RTV
BLACK
LIVE
C53
450V
82U
R94B
10URT
V
450V
PART#
MJE340
C41
1/2W
8K2
RTV
P11
#4424
REVERB
22U C2
50V
22N RTV
250VAC
WC10
RED
450V
10U
WC6
WC5
WC9
RTV
D8
1N4004
2W
220K
NEUTRAL
RTV
450V
10U
D7
1N4004
10U
63V
C44
R110
LD2
#3437
FOOT_SWITCH
WHITE
C40
D10
1N4004
D11
LD1
YELLOW
STDBYE
RED
ON
15A
GOLD
SUPPLY
100U
63V
RTV
D9
GRN
RTV
R94
100K
1/2W
8K2
R106
X62
X55
X54
X71
1N4004
R74
C60
J76
X56
X72
X57
Q10
51V
51V
51V
51V
51V
X59
X58
RTV
"500.
"800.
"210.
F
EYE6
GREEN
D22
D21
D20
D19
D18
2M2
4N35
change to
MPSA13 and be
certain to re-orient
the device as
U3shown in purple
2K2
R113
R75 1N4004
JB8
ELOH/"10.0
GOLD
GRN
RED
RTV 50V
22U
C6
RCA_JACK
#3638
+24V
R103
7824
24V_REG
Q1
G
S
25V
100U change to 2.7ohms
R81
remove R103 and replace with a 51v
zener and a 390k resistor with
polarity as shown in purple.
C5
1R
S
R100
G
250V
220N
250V
220N
C84
RED
Q8
C28
1N4004
D12
R102
470R
10V
D13
680K
R50
1M
820R
BC550
R101
Q12
22U
50V
Q4
MPSA56
220N
50V
22U
MPSA56
C30 220N
Q5
R80
1W
10R
47K
R92
X65
V5
WC11
1
220K
R41
47K
R79
R78
39K
R77
R42
220K
27K
X63
27K
R76
1W
R91
10R
R87
820R
R86
820R
X64
R90
X67
100R0
100R0
RED
IRF830
FUNCTION change to 1Kohm
HOLE
C52
250V
100N
36K
36K
51V
C13
ALIGNMENT
01.01-185M
C29
R73
D14
#3674
#3638
ALIGNMENT
HOLE
ADD 150K / 2watt
C61
resistor
RED
R95
R96
TRANSFORMER
V4
C62
X69
WC12
WC13
BROWN
5WATT
1K
220R
1W
R89
R93
ALUMINUM 2MM
WITH_90DEG_BEND_UP_1.25"
X53
1M
P10
ETUOR
EGAG
22U
50V
RTV
SHEAR
BLUE
220R
1W
X68
1
YELLOW BLACK
OUTPUT-TUBE
6L6B
50V
22U
DNES
470R
1M
10K
220K
X44
X45
R49
4K7
R61
620R
C51 82N
REVERB
RTV
1
6
EYE7
JB1
TO_EY7
TO_EY8
EYE8
OUTPUT-TUBE
6L6B
R59
3K3
X48
X49
#4423
PRESENCE
#3674
#3610
27K
470P C65
100K
R38
100K
R39
X50
C8
R63
C14
15A
C56
V3
C10
C3
4N7
47K
R64
100R
10K
R97
10K
R67
D17
D16
TL072
4148
4148
R66
50V
22U
R109
50V
22U
C47 100N
R44
X41
1M
R46
.
12AX7A
PHASE-SPLITTER
C11
20K
C12
JB5
X39
C66 220P
100K
100K
X42
100K
C68 100N
470N
R36
R37
X40
C50
22U
50V
.
Val
16V
100U
16V
100U 50V
22U
RTV
P6
C9
U1
JB6
X38
R114
1
1
Body
22N
400V
#3674
#4423
MID
20K
RTV
#3638
15A
C48
100N
100K
.
C7
15A
#4425
BASS
C49
R43
R18
R17
3V
C64
R47
R45
R48
R62
113K
1K5
X37
R65
X74
X73
Val
PRE-AMP
12AX7A .
U2
47K
100K
C15
82K
RTV
Body
X25
P7
500K
X35
BRIGHT
SW6
C35
220P
C27
1N5 C18
RTV
22N
400V
470K
1M
470K
X31
1K5
100K
6N8
C37
#3437
X32
R12
R21
120K
R9
1N8
C31
120K
R10
X24
R56
X26
100K
BC550
R28
R8
1B
V2
SW5
X36
P8
100K
50V
22U
2V
15A
50V
22U
#4424
TREB
X34
P9
500K
C4 C67
VER-10.10
X33
X30
47N
C23
CHANNEL
GRN
#4425
CLVOL
EXTRA
100N
C34
6N8
YCV40
SP
R57
R16
R58
C33
R15
X27
X28
1N
C22 47N
X29
47K
47R
R29
R30
2K2
10K
10K
Q6
R99
4K7
"008.21 X "006.81=EZIS KNALB
BLANK SIZE=18.600" X 12.800"
RTV
01M581
.01-185M
20K
120K
C17
400V
10N
R6
RTV
P4
STYLE
"P25"
#8741
15A
MID
#4423
MPSA06
Q3
C70
113K
F
RED
TO EY9
C81
R31 R85
X23
R88
1W
1K
Q11
X21
MPSA06
R82
R27
R11
X22
2K
1/2W
BC550
R32 Q7
10K
47R
2K2
1K
R111
EYE9
C82
2N2
Val
C26
Body
1V
22U
50V
2N2
113K
1/2W
2K
C45
100N
X18
R26
R25
1N
10K
X19
X20
C46
C69
MPSA06
Q2
R1
63V
2U2
R7
.
15A
ADD
GOOP
#8741
5
BLACK
500K
P3
2K2
R34
C19
10N
400V
#3850
LD5
#4425
BASS
#8701
C24
22N
400V
R83
.
TO EYE8
EY8
12AX7A
#3850
R84
100R
D2
100R
R20
R13
47K
470P
C20
C32
250V
47N
X15
C16
PRE-AMP
220N
4
3
TO_EYE7
EY7 YELLOW
C1
INPUT
PART#
V1
1K5
50V
22U
R14
1
1K5
1M
47K
X14
#3437
47N
220K
100K
150P
C83
SW4
BOOST
1B
R3
R2
R4
R5
JIC
#4424
15A
R19
500K
100K
TREB
P2
C71
470P
X13
C80
470K
X11
1N
15A
SW1
47K
100K
X16
100K
X12
P5
500K
R24
R23
#4425
MASTER
LD3
X17
YEL
4148
#8701
#3830
MICA
THIS
TRANSISTOR
ONLY
ADD_HD-PHN_JK_DI-XLR_2_1/4"_SPK_OUT
V
V
V
V
V
V
V
V
V
V
6652(A)
D
D
D
D
D
D
D
D
D
D
SP
P1
#4425
DRIVE
1
2
3
4
5
6
7
8
9
10
11
PRODUCTION NOTES
1 RTV MUST BE ADDED TO THE FOLLOWING CAPS
C1,C16,C19,C17,C70,BETWEEN C84,C28 C60,C15
BETWEEN C49,C50,ADDED TO C15,C7,C8,C3,C9
C56,C14,C6,C10,C4,C2 AND C12
2 C53 IS 22N FOR N.A. AND CE
3 C3,C7,C6 MUST BE LOW PROFILE PT#5631
C8,C9 MUST BE LOW PROFILE PT#5879
HEAT SPREADER
MODEL(S):- YCV40
# PC#
PENDING_CHANGE
4148
SP
BIAS
250-500 MV ACROSS R91 AND R92
11/00
11/00
11/00
11/00
11/00
11/00
11/00
11/00
11/00
11/00
05/02
.
M581.PENDING_CHANGES
47N
C21
D1
SW2
8430
8430
8430
8430
8430
8430
8430
8430
8430
8430
8430
.
#4425
#4424
#4425
#4423
#4425
#4423
#4425
#4424
#4425
#4423
#4424
.
R22
RED
LD4
DRIVE
TREBLE
BASS
MID
MASTER
MID
BASS
TREBLE
CLEAN_VOLUME
PRESENCE
REVERB
.
P1
P2
P3
P4
P5
P6
P7
P8
P9
P10
P11
.
330N
FIRST_PRODUCTION
PC#6305_R63_2K2->3K3_R40_24K->27K
PC#6311_ADD_D16,D17,R97_AT_U2
PC#6326_HOLE_SIZE_FOR_C53_070"->047
PC#6419_ADD_Q12,R103_R50_2M2->680K
R100_10R/1W->1R-1/4WFP_R101_10R/1W
->820R_1/4W
PC#6407_R103_680K->1M
PC#6420_ADD_220K-2W_ACROSS_C55(R100
PC#6475_R105,R104,Q9_REPLACED_BY_
D15,D18,D19,D20,D21,D22_6X51V
ZENER_C60_220N/250V->10u/450V
NEW_SOLDERMASK_FOR_TABS&RCA-JACKS
ADD_ROUTING_BY_OUTPUT_TUBES
PC#6537_R71_2K2->3K3_P11_20KA->100K
PC#6539_R106_100K->47K
PC#6545_MOVE_X57_AND_C60
PC#6562_R106_47K->100K_D15->J76
MOVE_AC_TABS_APART_4_CE_COMPLIANCE
MOVE_BREAKAWAY-PCB'S_TO_AID_ASSEMB
PC#6624_UPDATE_9_PIN_TUBE_SOCKETS
TRACE_ARTWORK_FIXED_MANUALLY
STAND-OFF_ADDED,_NOTE_ADDED
N
N
1.00
.
2.00
2.10
3.00
.
.
.
4.00
5.00
.
.
6.00
6.10
6.20
6.30
7.00
7.10
8.00
9.00
10.00
10.01
10.10
V
V
NOV/02/00
NOV/08/00
DEC/14/00
FEB/23/01
APR/30/01
.
.
MAY/25/01
JUN/21/01
NOV/30/01
.
.
JAN/15/02
MAY/03/02
MAY/27/02
JUN/24/02
JUL/04/02
SEP/03/02
MAR/17/03
MAR/27/03
AUG/25/03
NOV/12/03
DEC/11/03
D
D
113K
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
MODEL(S):- YCV40_TUBE_AMP
REF
FUNCTION PART# KNOB
AS_OF
100K
27K
R112
P:\581CMP.PRN
M581.PCB_DATABASE_HISTORY
MODEL(S):- YCV40
# DATE

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