Field Service Ver. 2.0 Jul. 2009 19. TROUBLE CODE
839
TROUBLESHOOTING
19.5.232 CD3##: NVRAM data error
• When the data stored due to the NVRAM trouble is lost, backup data can be used for res-
toration.
• Trouble code [C-D370] will be displayed when multiple errors (over 5) of NVRAM data
are detected, which can be restored with one restoration command.
• Data backup will be automatically performed every hour. Backup can also be performed
manually with the following setting.
[Service Mode] o [Enhanced Security] o [NVRAM Data Back Up]
See P.622
1. When a trouble caused by NVRAM data error occurs, the screen below appears.
2. Select [Yes] and touch [OK].
3. The screen will be shifted to the data restoration screen to perform data restoration.
NOTE
• When the restoration is performed in a short time, data restoration screen may not
be displayed.
4. Check the message which indicates that the data restoration was successfully con-
ducted. Turn OFF the main po
wer switch and turn it ON again more than 10 seconds
after.
NOTE
• In case it failed to restore data, return to the trouble code screen.
A00JF4E517DA
Y110571-1 Service Manual
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