Lexmark C760 Service Manual

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6.Rotate the contact end of the bellcrank down (B) and remove. Be careful not to lose the contact spring (C).
Installation note
Replace the bellcranks by reversing the order of removal.
Note:  Test the color coverage by running the Print Quality Pages in the Diagnostics or Configuration Menu. 

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Rear bellcrank (black)
1.Power off the printer.
2.Remove the four toner cartridges and leave the front door open.
3.Remove the ITU assembly. See “ITU assembly” on page 4-44.
4.Check each of the rear bellcranks for cracks or breakage.
5.Remove the spring.
6.Remove the stop screw (A) and two washers (B). Be careful not to lose the washers. Recommend using a 
magnetic tipped screwdriver to remove the screw. 

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7.Rotate the contact end of the bellcrank down (C) and remove. Be careful not to lose the spring (D).
Installation note
Replace the bellcranks by using reverse order of removal.
Note:  Test the color coverage by running the Print Quality Pages in the Diagnostics or Configuration Menu. 

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Redrive assembly
Go to “Redrive assembly” on page 7-14  for part number.
1.Remove the redrive door. See “Redrive door” on page 4-19 .
2.Remove the fuser bottom duct. See  “Fuser bottom duct” on page 4-36 .
3.Remove the redrive assembly screw (A) type  “323” on page 4-3.
4.Remove the drive belt (B) from the lower redrive pulley.
5.Remove the redrive assembly.
Note:   When you reinstall the redrive assembly be sure to align the notch in the redrive assembly with tab (C)....

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Registration motor
1.Remove the system board shield.
2.Remove the registration motor mounting screws (B), cut the cable tie (A), and remove the assembly.
RIP fan
Go to “RIP fan, 92 mm” on page 7-35  for part number.
1.Remove the rear cover. See “Rear cover” on page 4-16.
2.Remove the two rip fan rear screws (A).
3.Remove the front rip fan screw (B)
4.Disconnect the rip fan cable from the system board at connector J3.
5.Remove the rip fan.
AB(323)A(324) 

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S2/narrow media/transparency/multipurpose feeder cable
1.Remove the J21 connector cable to allow space. Note the route it shares with the sensor cable assembly 
through the frame.
2.Route the new cable connector through the rectangular opening in the upper frame and out through the 
opening in the lower frame.
Note:   Guiding the cable through the small opening requires patience. Use the following diagram as a guide. 
Installation notes

When replacing the cable tie (A),...

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S2/narrow media/transparency/multipurpose feeder sensors
Replace only the necessary sensors.
Second transfer roll
Go to “Second transfer roll” on page 7-12  for part number.
1.Remove the ITU assembly. See “ITU assembly” on page 4-44.
2.Lift the transfer roll from the front bearing and remove the transfer roll. 

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System board
Go to “System board, non-network, 401/421 only”  or “System board, network, 402/422 only” on page 7-33 .
1.Remove the outer system board shield. See “Outer system board shield” on page 4-54 .
2.Disconnect all the cables from the system board.
3.Remove the USB screw (A) and parallel port cover (B), if applicable.
4.Remove the eight screws (C) type “232” on page 4-3 from the system board.
5.Remove the system board. 
Note:   When reinstalling the system board,...

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Transfer HVPS board
Go to “Transfer HVPS board” on page 7-34  for part number.
1.Remove the rear cover. See “Rear cover” on page 4-16.
2.Remove three transfer HVPS board screws (A).
A(323)A(232) 

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3.Remove all connectors (B).
4.Remove the transfer HVPS board.