User Guide

Switches, contacts, and sensors
The procedures in this section describe the removal and replacement of the following components:
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High-voltage contacts
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E-label memory contacts and cable
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Power switch assembly
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Door-open switch assembly
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Environment sensor
High-voltage contacts
1. Remove the rear cover. See Rear cover assembly on page 288.
2. Remove the face-down tray assembly. See
Face-down tray assembly on page 266.
3. Remove the left cover. See
Left cover assembly on page 290.
4. Remove the front cover. See
Front cover assembly on page 291.
5. Remove the high-voltage supply PCB. See
High-voltage power supply PCB on page 381.
6. Remove the toner level PCB. See
Toner level PCB on page 381.
7. Remove one screw (callout 1) for the high-voltage contact to be removed. There are four sets of
high-voltage contacts, one for each color. Remove the contact (callout 2).
Figure 6-260 Remove the high-voltage contacts
396 Chapter 6 Removal and replacement ENWW