Xerox Phaser 790 User Manual

10/00
4-154
Phaser 790/DocuColor 2006
ADJ 6.2
Initial Issue
Repairs and Adjustments
ADJ 6.2 IIT Half-Rate and Full-Rate Carriage Adjustment
Purpose
The purpose is to maintain the appropriate parallelism in the positioning relationship for the
Full-Rate/Half-Rate Carriage.
Adjustment
WARNING
To avoid personal injury or shock, do not perform repair or adjustment 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 ADF (REP 5.1) or Platen Cover.
3. Remove the Platen Glass (REP 6.1).
4. Remove the Right Cover (REP 6.2).
5. Remove the Left Cover (REP 6.3).
6. Remove the Rear Cover (REP 6.4).
7. Remove the Control Panel Assembly (REP 6.23).
NOTE: Two positioning tools are provided inside the Control Panel Assembly.
8. Remove the Stopper and the two positioning tools from inside the Control Panel housing.
(Figure 1)
Figure 1 Positioning Tool Storage Location
9. Prepare the Full-Rate Carriage for adjustment. (Figure 2)
Figure 2 Preparing the Full-Rate Carriage for Adjustment
10. Loosen the set screws (4) on the front and rear Capstan Pulleys. (Figure 3)
Figure 3 Capstan Pulley Set Screws
Stopper
1
Loosen the
screw (1)
2
Remove the screws (2) and Stopper
3
Remove the Adjustment
Tools (2)
Front Panel
2
Loosen the two screws on
the Full-Rate Carriage
Assembly.
1
Position the Full-
Rate Carriage to the
center position near
the frame cut-outs

Xerox Phaser 790 Specifications

General

Brand	Xerox
Model	Phaser 790
Category	Copier
Language	English