Xerox Phaser 790 User Manual

10/00
4-51
Phaser 790/DocuColor 2006
REP 6.21, REP 6.22
Repairs and Adjustments
Initial Issue
REP 6.21 Full-rate Carriage Assembly
Parts List on PL 16.5
Removal
WARNING
To avoid personal injury or shock, do not perform repair activities with the power switch
on or electrical power applied to the machine.
1. Switch off the machine power and disconnect the machine Power Cord.
2. Remove the Platen Glass (REP 6.1).
3. Remove the Full-rate Carriage. (Figure 1)
Figure 1 Removing the Full-rate Carriage Assembly
Replacement
1. Perform the procedure for removal in reverse.
2. Perform a Full/Half-rate Carriage Parallel Adjustment (ADJ 6.2).
REP 6.22 FLPS PWB
Parts List on PL 16.5
Removal
WARNING
To avoid personal injury or shock, do not perform repair activities with the power switch
on or electrical power applied to the machine.
1. Switch off the machine power and disconnect the machine Power Cord.
2. Remove the Platen Glass (REP 6.1).
CAUTION
The PWB components are highly susceptible to damage from electrostatic discharge (ESD)
and extreme care should be used when handling these components. Use of the ESD Field
Service Kit is required.
3. Remove the FLPS PWB (Figure 1).
Figure 1 Removing the FLPS PWB
Replacement
1. Perform the procedure for removal in reverse.
3
Remove the screws
(2) and the Full-rate
Carriage
1
Position the Full-rate Carriage to the
center position (near the frame cut-outs)
2
Disconnect the Ribbon
Cable
1
Remove the screws (2)
and partially remove the
PWB by moving it in the
direction indicated
2
Disconnect the lamp connector. Disconnect ribbon
cable connector by sliding the connector body away from PWB.

Xerox Phaser 790 Specifications

General

Brand	Xerox
Model	Phaser 790
Category	Copier
Language	English