Samsung CLX-8540ND Service Manual page 345

● Code : D-3
● Symptom :
-. Image Density Difference Between Right and Left Sides for a Particular Color
-. Image Density Difference Between Right and Left Sides for all colors
● Possible Cause:
1. T1 roller in ITB is not installed properly.
2. Imaging unit is defective.
3. T2 Engage defect.
● Troubleshooting method :
[step1] T1 roller in ITB is not installed properly.
(1) Take out the ITB and check if the left/right springs of the T1 roller is installed properly. If it is defective,
reassemble it.
(2) If the problem persists, replace the ITB.
[step2] Imaging unit is defective.
If the problem persists after replacing the ITB, replace the imaging unit.
[step3] T2 Engage defect
Check if the side cover is closed correctly.
Troubleshooting
● Horizontal Image Density Difference
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