Controller Board - Ricoh M160 Service Manual

Electrical Components

4.12.4 CONTROLLER BOARD


If you intend to replace the NVRAM, upload its contents to an SD card with SP5-824
before you remove NVRAM and replace it with a new one. Never remove the NVRAM
until after you have uploaded its contents.
Before replacing the controller board in the model without HDD
When you replace the controller board in a model without a HDD, address book data can be
copied from an old controller board to a new controller board using an SD card.
Copy the address book data to an SD card from the flash ROM on the controller board with
SP5-846-051 if possible.
Replacement Procedure
1. Controller Box (page 4-55 "Speaker")
2. Detach the controller board [A] by sliding it to the right. ( x4,
3. Remove the NVRAM [C], the upper brace [A] and the lower brace [B].
M160/M161 4-58
x1).
SM