09/03
4-159
DC 3535/2240/1632, WC M24
ADJ 5.6
Repairs and Adjustments
Initial issue
ADJ 5.6 DADF Document Calibration
Purpose
This procedure calibrates the document size detection circuitry in the DADF.
Perform this adjustment whenever any the following occur:
• Replacement of the DADF.
• When an error is detected after replacing Registration Roll, Feed Roll, and Retard Roll.
• When a size detection error is reported.
Adjustment
1. Connect the PWS to the machine and enter Diagnostic Mode (refer to Entering Diagnostic
Mode using the PWS). Select dC527 from the dC Quick menu
2. Set three documents to be transported in the DADF:
XE: A4 LEF
XC: 8.5 x 11 in. LEF
CAUTION
After this routine has started, it cannot be stopped or interrupted until it completes, irrespective
of success or failure.
3. Click Start. The DADF starts feeding the documents and calculating the correction value.
At this point, the [Entering] message appears.
4. When the corresponding NVM data is updated (location 710-003), the PWS screen indi-
cates that the process has been completed.