NA2650 MCU SW upgrade method

2. MCU Upgrade
Preparations and Reminders
Stuffs to be prepared before software upgrade
620@@MCU.rar
Micro SD Card
(TF Card)
Upgrade Procedure
Copy “620@@MCU” folder into an empty Micro SD card
Car AV System
620@@MCU.rar (MCU Upgrade file)
Extact the 620@@MCU.rar to get a “620@@MCU”
folder, copy this “620@@MCU” to an empty Micro
SD Card (TF Card).
Micro SD Card(TF Card)
620@@MCU.rar
620@@MCU
Micro SD Card
(TF Card)
Upgrading
After insert Micro SD Card (TF Card),you must restart the Car AV System,
it will be pop up a advisory message to select and confirm upgrade.
Format the Micro SD Card in case any hidden files,
then extract the file and copy it to an empty Micro SD
Card (TF Card)
Car AV System
1. During the software updating, the Car AV
System must be kept in POWER ON status,
otherwise it may cause permanent damage to
the unit.
2. Taking out the Micro SD card(TF Card)
during the software updating is NOT allowed .
It takes about 1
minute to
upgrade, The Car
AV system must
keep Power on
status.
Insert
Micro SD Card
(TF Card)
Upgrading
MCU upgrade successfully
After upgrade OK, you must take out the Micro SD Card (TF Card),
and then restart the Car AV System.
Upgrade ok
Take out
Micro SD Card
(TF Card)
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