MVH-280FD/XNEW5
15
5
6
7
8
5
6
7
8
C
D
F
A
B
E
6.3 SOFTWARE VERSION UP METHOD
Overview
This mode is used for upgrading the MCU software of system using USB memory.
How to enter in USB rewriting mode
Press and hold "1" and "2" buttons together, and turn BUP and ACC on.
USB rewriting operation flow
Explanatory note
Screen display and ON/OFF of illumination
Characters displayed on the screen
Red frame: illumination lights up
Gray frame: illumination lights off
Blue characters: operation to be carried out by a user of USB rewriting function
Press and hold "1" and "2" buttons together, and turn BUP and ACC on.
Press LIST button
* After connecting USB memory in which upgrading file is stored, press LIST button.
(4) Retry count over
Retry rewriting
Check of upgrading file is started
(2) Upgrading file is not detected
Upgrading file error
After retry
First time
Rewriting is started
Switched every
5 seconds
(3) Rewriting failed
(1) Rewriting succeeded
Result of rewriting
(1) Rewriting succeeded
(2) Upgrading file error
Upgrading file is not detected
(3) Rewriting failed
(4) Retry count over
FILE ERROR
DON'T STOP
PRG **/100
ERR->RETRY
CAN'T UPDT
USB
START UPDT
CHECK FILE
In 5 seconds, usual operation
(OFF SOURCE)
As the reset is internally carried out,
display and illumination go out
In 5 seconds, usual operation
(OFF SOURCE)
In 5 seconds, rewriting
is retried
In 5 seconds, rewriting
is retried
Display is continued until
the power supply is turned
OFF
If the power supply is turned OFF
during rewriting, retry the rewriting.
Displayed when there is no upgrading file in USB memory or the data of upgrading file is different.
In 5 seconds, usual operation (OFF SOURCE) is started.
If the upgrading file error is detected or the upgrading file is not detected after the rewriting is retried, the rewriting is failed.
In 5 seconds, rewriting is retried.
Displayed when the retry becomes unavailable because the retry count is exceeded.
The display is continued until the power supply is turned OFF. If the power supply is turned ON again, the display is not changed.
Since USB Updating is disabled, it is necessary to replace Tuner Amp Unit.
Displayed when the writing of upgrading file in serial Flash is not normally terminated.
Or, displayed if the upgrading file error is detected or the upgrading file is not detected after the rewriting is retried.
In 5 seconds, rewriting is retried.
Displayed when USB rewriting is normally terminated.
In 5 seconds, usual operation (OFF SOURCE) is started.
ERR->RETRY
COMPLETE
Notes: Flash ROM in which software is written is NSP.