January 2010
4-116
Phaser 7760 Color Laser Printer
ADJ 12.7
Revised
Repairs and Adjustments
ADJ 12.7 Booklet Staple Alignment
Parts List on PL 21.16, PL 21.20
Purpose
To center the Staple Position on the fold in the SE direction.
Check
1. Ensure the trays used are correctly programmed.
2. Ensure the Fold Skew is within specification (ADJ 12.4).
3. Ensure the Fold Position is within specification (ADJ 12.5).
4. Ensure the Staple Position is within specification (ADJ 12.6).
5. Set up the machine according to instructions in Table 1 and run the Booklet job in Cus-
tomer mode.
6. Measure X1 and verify against specification in Figure 1.
Figure 1 Staple Specification
7. If X1 is out of specification, go to the Adjustment procedure.
Adjustment
1. Enter Service Diagnostics Menu: Printer Menu > Troubleshooting > Service Tools >
Printer Status Page >hold the Up and Down buttons simultaneously > Run Service
Diagnostics > OK.
2. Select Adjustments/Calibrations and press OK.
3. Select Finisher Fold Position and press OK.
4. Select ADJ 12.7 and press OK.
5. Perform adjustment using Adjustment locations in Ta bl e 2 .
NOTE: To increase X1, the current NVRAM value should be decreased. To decrease X1,
the current NVRAM value should be increased.
6. Check the output against specifications in Figure 1. Repeat steps 5 - 6 until the Staple
Alignment meets specification or customer request.
Table 1 Booklet Jobs
Select Paper
Supply
Select Booklet Creation Mode Booklet Size
11 x 17 / A3 SEF Booklet Layout, 2 sided originals / Booklet Fold and Staple 2 sheets
Table 2 Adjustment Location
Job # NVRAM Default Range Remark
1 2300 30 0 ~ 50 1 count = 0.26 mm.
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