Iq7 Dark Image Rap - Xerox WorkCentre M20 Service Manual

• Clean any contamination on the ELA - toner unit set. If necessary, install a new ELA
- toner unit set, PL 9.10 Item 2.
7. Ensure the transfer roller contacts, which are housed within the PMO - housing terminal
MC2 are not deformed. If necessary install a new ELA HOU - frame main assembly, PL
4.15 Item 1.
NOTE: The PMO - housing terminal MC2 is not spared.
8. Install a new SMPS + HVPS, PL 1.10 Item 4.
Image Quality
IQ6, IQ7

IQ7 Dark Image RAP

Use this RAP when the machine produces dark images in all modes.
Procedure
Switch off the electricity to the machine. Disconnect the power cord from the customer
supply while performing tasks that do not need electricity. Electricity can cause death or
injury. Moving parts can cause injury.
NOTE: If necessary, refer to GP 20 for the acronym list and cross reference lists of more com-
monly recognised part names.
Perform the following:
1. Ensure that the paper tray settings match the paper or media size in the trays.
2. Go to GP 6, Maintenance, and perform the Adjust Shading procedure.
3. Refer to Wiring Diagram 1. Perform the following:
• Check the spring contacts and the wiring to the SMPS + HVPS.
• If necessary, install a new SMPS + HVPS, PL 1.10 Item 4.
4. Print a test pattern. For example, print the help list from the menu. If necessary, install a
new PBA main, PL 1.10 Item 9.
March 2004
3-6
WARNING
Work Centre M20 Family