Sub logic board removal, Sub logic board removal -38 – Lexmark 4227-X00 User Manual

Page 101

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4-38

Service Manual

4227-X00

Reassembly:

1. Remove the paper separator while first installing the side frame

loosely. Be sure the lower pinch roller spring is above the
bushing.

2. Remove the screw from the right end of the paper separator.

3. Install the left end of the paper separator first, then bend the

right side frame slightly to get the right end installed.

4. Reinstall the separator screw through the hole above the slider

cam.

5. Set the printhead to platen gap.

Sub Logic Board Removal

1. Remove the top cover.

See

“Top Cover Removal” on page 4-6

.

2. Disconnect the power connector and the signal connector from

the sub logic board.

3. Remove the three screws.

4. Disconnect the printhead cables and remove the sub logic

board.

Reinstallation:

For ease of reassembly, remove the flexible signal cable from the
main logic board and connect it to the sub logic board before
reinstalling the sub logic board. Remember to reconnect the ground
lead to the bottom mounting screw.

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