Adj 10.3.1 Iit Lead Edge/Side Edge Registration - Xerox WorkCentre 5020 Service Documentation

ADJ 10.3.1 IIT Lead Edge/Side Edge Registration

Purpose
To obtain the home position in the IIT lead edge (slow scan)/IIT side edge (fast scan) direction.
Check
1. Set the Test Pattern 499T247 (A3) on the platen, so that there is no gap between it and
the Rear Registration Guide. Make 3 copies using 100% R/E and A3 SEF paper.
2. Measure the lead edge and side edge of the 3rd copy (Figure 1).
Lead edge: part A in the figure
Side edge: part B in the figure
Figure 1 IIT Lead Edge/Side Edge Registration
Repairs and Adjustments
ADJ 10.3.1
3. Check that the measured values for lead edge (A) and side edge (B) meet the specifica-
tions of the corresponding mode.
Table 1 Specification
Item
Lead edge (A)
Side edge (B)
Adjustment
1. Enter the Diagnostic Mode, and use the following Chain Functions to perform adjustments
until the measured values for lead edge (A) and side edge (B) registration are within the
specifications.
When the measured value is short, reduce the setting value.
When the measured value is long, increase the setting value.
Chain Func Sub Name
System
20 1 PH REGI ADJUSTMENT - ALL
20 41 PH TRAY 1 for Normal LEAD REGI
ADJ
20 42 PH TRAY 2 for Normal LEAD REGI
ADJ
20 43 PH MSI for Normal LEAD REGI
ADJ
6 20 ROS ALL TRAY - LASER SIDE REGI
ADJUSTMENT
6 21 ROS TRAY 1 - LASER SIDE REGI
ADJUSTMENT
6 22 ROS TRAY 2 - LASER SIDE REGI
ADJUSTMENT
6 26 ROS MSI - LASER SIDE REGI
ADJUSTMENT
2. After the adjustment, again set the Test Pattern 499T247 (A3) on the platen so that there
is no gap between it and the Rear Registration Guide. Make a copy using 100% R/E and
A3 SEF paper.
3. Repeat the procedure until the measured values for lead edge (A) and side edge (B) are
within the specifications.
July, 2007
4-96
Simplex MSI
10 1.6mm 10 2.2mm
5 2.1mm 5 3.0mm
Table 2
Value Initial
Value
Min. Max.
0 60 30
0 60 30
0 60 30
0 60 30
1 99 50
1 99 50
1 99 50
1 99 50
1 Count
0.146mm
0.146mm
0.146mm
0.146mm
0.254mm
0.254mm
0.254mm
0.254mm
Initial Issue
WorkCentre 5020