Dell 3115cn Service Manual page 613

Replacement 61 ELECTRONIC SUB-SYSTEM CONTROL BOARD (PL13.4.20)
When the ELECTRONIC SUB-SYSTEM CONTROL BOARD is replaced with a new one,
the replacement steps 1) to 3) are required. These steps are not required when no
replacement is performed.
There are two NVM ROMs on the PWB. Do not confuse their fitting positions.
Do not press the PWB when removing the NVM ROM.
Take care not to bend the terminal section of NVM when performing the step described
below.
1) Remove the NVM, using a miniature screwdriver or the like, from the IC socket on the old
ELECTRONIC SUB-SYSTEM CONTROL BOARD that was removed from the printer.
2) Remove the NVM from the IC socket on the new ELECTRONIC SUB-SYSTEM CONTROL
BOARD using a miniature screwdriver or the like.
Do not use the NVM removed from the new ELECTRONIC SUB-SYSTEM CONTROL
BOARD.
Ensure that the orientation of the NVM is correct when performing the following step.
3) Install the NVM that was removed from old ELECTRONIC SUB-SYSTEM CONTROL
BOARD on the IC socket of the new ELECTRONIC SUB-SYSTEM CONTROL BOARD with
its notch aligned with the notch in the IC socket.
Continues to the next page.
Version 1 2006.11.28
Chapter 3 Removal and Replacement Procedures (RRPs)
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