Lexmark 3000 Color Jetprinter Service Manual - Page 39

Printhead Carrier Assembly Removal, Rear Cover Removal, Sheet Feeder Removal, Repair Information 4-9

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Printhead Carrier Assembly Removal 1. Remove the front cover. 2. Remove the rear cover. 3. Remove the sheet feeder. 4. Unlock the four printhead cable connectors and disconnect the printhead cable from the system board. 5. Unlatch the cable retainer from the carrier frame. 6. Remove the retainer spring from the left end of the carrier guide rod. 7. Remove the screw from the right end of the carrier guide rod. 8. Slide the carrier guide rod out the left side of the machine. 9. Remove the belt from the back of the carrier. 10. Lift the carrier out of the machine. Rear Cover Removal 1. Remove the screws from the bottom assembly. 2. Remove the front cover. 3. Pry upward on the two rear cover latches. 4. Work the tabs of the rear cover free from the base assembly. 5. To reassemble, place the cover over the tabs in the base assembly and press toward the front of the machine until the cover latches. Be sure the parallel connector snaps do not get trapped behind the cover. Sheet Feeder Removal 1. Remove the front cover. 2. Remove the rear cover. 3. Remove the two sheet feeder mounting screws from the rear of the carrier frame. 4. Unlatch the right sheet feeder latch from the front of the carrier frame. Note: For reassembly, the cables are routed through tab slots in the sheet feeder. 5. Remove the sheet feeder. Repair Information 4-9

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Repair Information 4-9
Printhead Carrier Assembly Removal
1. Remove the front cover.
2. Remove the rear cover.
3. Remove the sheet feeder.
4. Unlock the four printhead cable connectors and disconnect the
printhead cable from the system board.
5. Unlatch the cable retainer from the carrier frame.
6. Remove the retainer spring from the left end of the carrier guide
rod.
7. Remove the screw from the right end of the carrier guide rod.
8. Slide the carrier guide rod out the left side of the machine.
9. Remove the belt from the back of the carrier.
10. Lift the carrier out of the machine.
Rear Cover Removal
1. Remove the screws from the bottom assembly.
2. Remove the front cover.
3. Pry upward on the two rear cover latches.
4. Work the tabs of the rear cover free from the base assembly.
5. To reassemble, place the cover over the tabs in the base
assembly and press toward the front of the machine until the
cover latches. Be sure the parallel connector snaps do not get
trapped behind the cover.
Sheet Feeder Removal
1. Remove the front cover.
2. Remove the rear cover.
3. Remove the two sheet feeder mounting screws from the rear of
the carrier frame.
4. Unlatch the right sheet feeder latch from the front of the carrier
frame.
Note:
For reassembly, the cables are routed through tab
slots in the sheet feeder.
5. Remove the sheet feeder.