Repair information 4-95
5057-XXX
Switch (transfer belt access door interlock) removal
1. Remove the rear cover assembly. See “Rear cover assembly removal” on page 4-5.
2. Remove the rear upper cooling fan bracket assembly. See “Rear upper cooling fan bracket assembly
removal” on page 4-111.
3. Remove the developer / transfer roll HVPS card assembly. See “Developer / transfer roll HVPS card
assembly removal” on page 4-112.
4. Remove the transfer belt drive motor cooling fan. See “Transfer belt drive motor cooling fan removal” on
page 4-93.
5. Disconnect the connector from the switch (transfer belt access door interlock) (A).
6. Release the hooks securing the switch (transfer belt access door interlock) (A) to the machine.
7. Remove the switch (transfer belt access door interlock) (A).
Laser diode power card assembly removal
1. Remove the rear upper cooling fan bracket assembly. See “Rear upper cooling fan bracket assembly
removal” on page 4-111.
2. Remove the developer / transfer roll HVPS card assembly. See “Developer / transfer roll HVPS card
assembly removal” on page 4-112
3. Remove the lower printer engine card bracket assembly. See “Lower printer engine card bracket assembly
removal” on page 4-92.
4. Disconnect the connector from the laser diode power card assembly (A).
5. Release the four plastic supports with needle nose pliers.