Lexmark C 746 Service Manual
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Repair information4-185 5026 Go Back Previous Next 6.Install the seven screws in the order shown below. Install 1 (18B0832)stInstall 2 (88A0313)ndInstall 4 (18B0832)th Install 3 ()rd 27S2838
4-186Service Manual 5026 Go Back Previous Next 7.Use two screws (F) to attach the cleaner shutter actuator to the Waste toner HV contact assembly. Make sure the gear aligns as shown. F (27S2838) RibRibs aligned
Repair information4-187 5026 Go Back Previous Next 8.Attach the eight springs (G) to the Waste toner HV contact assembly as shown. Make sure the springs are behind the retainers. G Retainer
4-188Service Manual 5026 Go Back Previous Next 9.Install the contact springs. When installing each contact spring, make sure the top half (H) of the spring is under the straight spring (J). This is typical for both types of springs. Also make sure that the bottom half (K,L) of both springs are compressed and locked by the appropriate locking tabs (M,N). LKJ M HN
Repair information4-189 5026 Go Back Previous Next 10.Connect the three top toner level sensor cables to the HVPS, making sure the cables (O) are attached properly to the retainers (P). 11.Reassemble the rest of the printer. PO
4-190Service Manual 5026 Go Back Previous Next Wireless network antenna removal 1.Remove the wireless network card. see “Wireless network card removal” on page 4-191. 2.Disconnect the wireless network antenna cable (A) from the wireless network card. 3.With pliers, squeeze the inner tabs (B), and pull the antenna out. 4.Pull the cable through, and remove the antenna with the cable.
Repair information4-191 5026 Go Back Previous Next Wireless network card removal 1.Remove the rear frame cover. See “Rear frame cover removal” on page 4-47. 2.Disconnect the wireless cable from the system board at J5 (A), by squeezing the tabs at either end together. 3.Remove the two screws (B) that secure the card into place.
4-192Service Manual 5026 Go Back Previous Next 4.Pop the posts (C) on the card from the sockets (holes) in the system board. Note: If you are removing the wireless network card to access another part, leave the antenna attached to the card, and you are done. If you need to replace the wireless network card FRU, continue with the next step to remove the separate wireless network antenna FRU. 5.Remove the wireless network antenna. See “Wireless network antenna removal” on page 4-190.
Repair information4-193 5026 Go Back Previous Next Option removals HCIT media tray assembly removal Note: When removing the high-capacity input tray (HCIT) media tray assembly, it is not necessary to remove it from the base machine and the caster base. 1.Open the HCIT media tray assembly (A) until it reaches a stop. 2.Press the latches (B) on the left and right side of the HCIT tray slides. 3.Slide the HCIT media tray assembly out of the drawer. B B A
4-194Service Manual 5026 Go Back Previous Next HCIT front tray cover removal Note: When removing the high-capacity input tray (HCIT) front tray cover, it is not necessary to remove the HCIT media tray assembly from the base machine and the caster base. 1.Remove the HCIT media tray assembly. See “HCIT media tray assembly removal” on page 4-193. 2.Remove the six screws (A) securing the HCIT front tray cover to the media tray assembly. 3.Remove the HCIT front tray cover.