Iq 5 Background Rap - Xerox FaxCentre 2121 Service Manual

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IQ 5 Background RAP

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.
Description
• Light or Dark background on the print.
Checks and Causes
1. Determine the source of the problem.
Cover the ROS window. Make a copy.
2. Is drum scratched?
3. Is developing bias making good contact?
4. Is the problem eliminated after checks have
been made up to step 3?
3-8
WARNING
Table 5: Background
1. If the fault is no longer present, clean the
ROS window or install a new ROS, PL 11.
2. Install a new Drum Cartridge (PL 13).
3. Clean contact terminal or check terminal
position.
4. Install a new HVPS (PL 11).
5. Install a new Main PBA (PL 5).
11/06
Solutions
FaxCentre 2121/2121L