Print Engine Controller Board (Pl 3.8) - Xerox 7300B - Phaser Color Laser Printer Service Manual

Print Engine Controller Board (PL 3.8)

Note: If replacing the Engine Controller Board, transfer the
socketed, 8-pin EEPROM (PL 3.7) (item #1) from the old
board to the new board.
Caution: Follow proper Electrostatic Discharge (ESD) precautions.
1.
Remove the Image Processor Board (see pg. 6-142).
2. Remove the Rear Cover (see pg. 6-135)
3. Remove the Rear Shield Plate (see pg. 6-146).
Wiring
4. Disconnect all connectors to the Engine Controller Board. Remove EMI
suppressor coils and cable ties as necessary.
5.
Remove 5 screws securing the Engine Controller Board to the Electrical Card
Cage.
6.
Remove the Engine Controller Board.
FRU Disassembly
2
1
S7300-54
6-149