Lexmark Optra Color 40, Руководство по обслуживанию

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4-6
Service Manual
4092-010
Controller Board Removal
1. Remove the controller board cover.
2. Disconnect the cables to the board.
3. Remove the four board mounting screws and remove the board.
Note: Be sure to move any SIMMs from the old controller board to
the new board.
Engine Board Code Module Removal
1. Remove the front cover.
2. Remove the rear cover.
3. Gently pry the Code Module from the engine board noting the
position of the notch in the module. The notch is down.
Edge Guide Asm and Paper Load Shaft Removal
1. Remove the front cover.
2. Remove the rear cover.
3. Remove the paper load door and manual insert tray.
4. Remove the pick roll hub, shaft and envelope bucklers.
5. Remove the two screws from the right side frame.
6. Work the paper load shaft out of the side frames.
7. Pull up the bottom of the edge guides to separate them from the
top of the back plate and remove the assembly from the frames.
Note: When reinstalling, be sure the edge guide springs are turned
to the inside to maintain spring tension on the guides.
Encoder Card Removal
1. Remove the front cover.
2. Remove the printhead carrier assembly.
3. Disconnect the printhead cable from the encoder card.
4. Remove the screw from the encoder card and remove the card.