Lexmark C 746 Service Manual

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14.Remove the 5 V interlock switch cable from the restraint (N) on the backside of the EP drive.
15.Remove the EP drive.
Installation notes:
1.Push the actuator rack all the way to the right (A).
2.Pull the link all the way up (B).
A
B 

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3.Fasten the 5 V interlock cable into the cable retainer (C) on the bottom of the EP drive.
4.Align the gear so the first gear tooth (D) of the top cover camshaft meshes with the first two gear teeth (E) 
after the flat area in the EP drive actuator rack, and then seat the right side of the top cover camshaft into 
the boss (F) on the EP drive.
E
D
Flat area
(gap)
F 

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5.Hold the drive in place while replacing the first of the seven screws, then continue replacing the rest of the 
screws (G). 

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6.Replace the two screws (H) from the inside.
7.Replace the three screws (J) on front.
8.Wind the camshaft cable (K) around the cartridge 1/fuser cables about four times to make sure they do not 
interfere with or are damaged by the fuser motor.
9.Connect the cartridge 1/fuser motor cable (two connectors) (L), and place the cables in the cable 
retainers (M). 

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10.Connect the cartridge 2/cartridge 3 motor cable (two connectors) (N), and make sure the cable is in the 
cable clamps (O).
11.Hold the motor driver card in place and reinstall the two screws (P) to secure the motor driver card.
12.Connect the three connectors (Q), and secure the cables in the cable clamps (R).
13.Reinstall the low-voltage power supply (LVPS).
14.Replace the right and rear covers.
15.Replace the transport belt module and developer...

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Front door assembly removal
See the part number for the Front door assembly for the specific model you need on page 7-7. 
1.Remove the front access cover assembly. See “Front access cover assembly removal” on page 4-29.
2.Remove the rear frame cover. See “Rear frame cover removal” on page 4-47.
3.Remove the LVPS. See “Low-voltage power supply (LVPS) removal” on page 4-119.
4.Disconnect the JTPS1 cable (A) from the system board.
5.Release the left and right...

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6.Open the front door assembly.
7.Unwrap and remove the cable from the left and right pulleys (C).
8.Close the front door assembly, and remove the mounting screw (D) and the cap (E). 

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9.Open the front door assembly, slide it to the right, and remove. You need to press firmly to slide the front 
door assembly to the right.
Installation note: See “Front door assembly front cable (left) removal” on page 4-103 and “The longer 
cable installs on the left side of the printer.” on page 4-106 for proper installation of the cable restraints. 

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Front door assembly front cable (left) removal
1.Remove the paper tray.
2.Disconnect the transfer module cable (A). 
3.Press the two tabs (B) to release the front access door cover assembly.
4.Press the two tabs (C) on either side of the transfer module, and lift out the transfer module.
Note:  Leave the photoconductor units on the transport belt when removing. 
Warning:  To avoid damaging the photoconductor drum, hold the photoconductor units by their...

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5.Looking down at the keyed end of the restraint (D), twist the end clockwise, slide the restraint upward 
through the slit (E), and slip the end of the restraint through the keyed hole (F). Repeat for the other side.
DF E