PQ13 Light Image
Symptom/ check
Image area of a print has low density.
Probable Cause
1. Damp media
2. incorrect Image Module LED duty cycle
3. Incorrect Corotron operation
4. Incorrect Image Density adjustment
5. Defective drum ground.
6. Defective drum.
7. Media Transport
8. Developer Housing
Corrective Action
1A. Refer to BSDs 7.1 and 7.3 to check for
correct operation of the Paper heaters.
1B. Ensure that the Customer is storing the
media correctly.
2. Perform Electrostatic Series (ADJ 9.2).
3. Perform GP1, HVPS Checkout Procedure.
4A. Perform Image Density (ADJ 9.3).
4B. Replace the sensor (PL 9.9).
5. Ensure that the drum is correctly grounded.
6. Replace the drum (REP 9.3).
7. Ensure that the Media Transport gap (ADJ
8.4) is set correctly.
8. Ensure the housing is latched securely.
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PQ13 Light Image
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