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Boards
3.9.4 NVRAM
1.
Remove the controller board (See section 3.9.3 "Controller Board")
2.
Remove the NVRAM [A]
NVRAM Upload
Do this procedure to upload the NVRAM data from NVRAM to an SD card. Do this
procedure before replacing the NVRAM.
1.
Switch the machine off.
2.
Insert an SD card in SD card Slot 3.
3.
Switch the machine on.
4.
Go into the SP mode and do SP5824 (Upload NVRAM Data).
5.
When you see "Completed!", switch the machine off.
NVRAM Download
Do this procedure to download the NVRAM data from an SD card to the NVRAM in the
machine.
1.
Switch the main power switch off.
2.
If a new NVRAM is to be installed, do SP5801-2 to make sure that the new NVRAM is
clear.
!
After clearing the NVRAM, confirm that the total counter has been reset to 0:
[User Tools]> [Counter].
3.
Do SP5811 (Machine Serial Number) to set the serial number.
4.
Insert the SD card with the NVRAM data in SD card Slot 3.
5.
Switch the main power switch on.
6.
Go into SP mode and do SP5825 (Download NVRAM Data).
B286/B289
3-64
SM
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Troubleshooting
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