Xerox 2135DX - Phaser Color Laser Printer, Service Manual, Page: 121 / 199

108
Phaser 2135 Color Printer
Print engine controller board
Warning Switch off the power and disconnect the power cord.
1. Open the top cover. Remove the drum/toner cartridges. Place them in
a lightproof black bag to protect the drum units from light and store in a
safe place.
2. Open the front cover.
3.
Remove the rear shield plate as shown on page 97.
4.
Remove the system controller board as shown on page 105.
5.
Disconnect all connectors connected to the print engine controller
board. Remove the EMI suppessor coils and cable ties as necessary.
6. Remove the five screws securing the print engine controller board.
7. Remove the engine controller board.
Reverse these steps to install the print engine controller. When replacing the
engine board, transfer the socketed, 8-pin EEPROM from the old board to the
new board
.
Removing the print engine controller
Engine Controller Board
EEPROM
Remove
Screws
0725-24