Lexmark C760 Service Manual

Repair information4-25
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13.Disconnect the spring clip (J) from the pick arm. Be sure not to let the spring come off of the lower frame. 
Also identify which pegs the spring clip is sitting on. These pegs are typically marked with white paint. 
14.Leaving the pick arm down, lift the pick assembly and slide it toward the back of the machine and drop it 
through the holes located next to the brackets.  

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15.Put the new pick assembly into the printer. Make sure the pick motor connector is placed through the holes 
before you insert the brackets. Make sure the boss (K) on the pick arm is on top of the bellcrank so it can 
raise and lower the arm.
16.Lift the pick assembly to insert the brackets up through the appropriate openings. Once the pick assembly 
brackets are through their openings, slide the assembly toward the front of the machine until the half moon 
on the...

Repair information4-27
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17.Reattach the spring clip to the pick arm. Make sure the pick arm rotates freely from top to bottom in the 
machine.
18.Once the pick assembly is in place, put the four screws for the pick assembly back into place. Placing the 
front side screw in first makes it easier to put in the rest of the screws. When starting the front screw, push 
the pick assembly towards the front of the printer.
19.Reconnect the connectors.
20.Reattach the paper lever sensor (three...

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BOR drive assembly
See “Motor assembly, Lift/BOR” on page 7-27  for part numbers.
1.Open the front cover.
2.Remove the yellow toner cartridge.
3.Remove the front right light shield cover. See  “Front right light shield” on page 4-34.
4.Remove the BOR housing assembly screw (A) type  “323” on page 4-3 and remove the assembly.
Note:   Gear (B) can easily fall from the assembly. Be careful not to drop the gear. 

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Cartridge contact assembly
Go to “Cartridge contact assembly” on page 7-28  for part numbers.
Warning: Do not remove printheads.
1.Open the front cover.
2.Remove the toner cartridges.
3.Remove the ITU assembly. See  “ITU assembly” on page 4-44.
4.Remove the top cover assembly. See  “Top cover assembly” on page 4-6.
5.Remove the developer HVPS board. See  “Developer HVPS board” on page 4-31.
6.Remove the cartridge rail front and rear mounting screws and remove the rail...

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Cartridge drive assembly
Note:  Drive assemblies must be removed in the following order until the desired assembly can be removed:
Black
Magenta
Cyan
Ye l l o w
Go to  “Cartridge drive assembly, cyan/magenta/black (one drive assembly per package)” on page 7-29  for 
part number.
1.Remove inner system board shield. See  “Inner system board shield” on page 4-43 . 
2.Remove the cartridge drive assembly mounting screws (A). Black is shown.
3.Disconnect the cable (B) from...

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Developer HVPS board
Go to “Developer HVPS board” on page 7-34  for part numbers.
1.Remove inner system board shield. See “Inner system board shield” on page 4-43 .
2.Remove four top machine screws (A) type “323” on page 4-3 and four bottom screws (B) type  “121” on 
page 4-2  from the developer HVPS board.
3.Remove all connectors (C) from the left board.
C 

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4.Remove connectors (D) from the right board.
5.Remove the developer HVPS boards.
Note:  If you have a one piece Developer HVPS board, you can ignore steps 5 and 6.
6.Reconnect the HVPS boards.
Installation note:
1.
Disconnect the cable between boards.
Note:   You have a one piece Developer HVPS board.
2.Install the large board by attaching the bottom screws loosely, attach the top screws, then tighten the 
bottom screws.
3.Connect the boards
4.Install the small board in...

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Friction buckler
Go to “Friction buckler” on page 7-19  for part numbers
1.Press the multipurpose feeder (MPF) latch to disconnect the MPF.
2.Use needlenose pliers to remove the buckler housing (A).
3.Replace the friction buckler (B). 

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Front right light shield
Go to “Front right light shield cover” on page 7-3  for part numbers
1.Open the top cover.
2.Remove the front right light shield screws (A) and (B).
3.Unlatch the alignment stud (C).