Foggy Image - Samsung SL-X7600GX Service Manual

4.7.5. Foggy Image

A. Typical faulty images
B. Troubleshooting procedure
Step Cause
1 Voltage of OPC is abnormally low.
2 HVPS operates abnormally.
• HVPS is damaged or broken.
3 Toner is over supplied.
TC-sensor operates abnormally.
•
4 Voltage of OPC is abnormally low.
• T1 Voltage is abnormally high.
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Action
Replace the Drum unit.
(Refer to 3.2.2.1.)
Replace the HVPS board.
(Refer to 3.3.3.)
Replace the Deve Unit.
(Refer to 3.2.2.2.)
Check the T1 connection in HVPS.
Check if T1–roller spring in ITB is connected correctly.
Replace HVPS board.
(Refer to 3.3.3.)
4. Troubleshooting
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