Troubleshooting
4-42 Samsung Electronics
4.12.3 Vertical Black Line
• Description
Vertical black lines occur in the printing.
4.12.4 Defective image quality
• Description
The copied image is light or bad.
Check and Cause Solution
1. Check if there are substance materials on CCD
Modual.
2. Perform a Adjust Scanner to check if the waveform
is normal. (See page ??)
3. Clean the cartridge nozzle.
1. If there are some stains on the surface of CIS, wipe
them off with alcohol (IPA).
2. If the CIS waveform is abnormal, replace the CIS
ASS'Y.
3. Clean the nozzle and confirm again.
4. After confirming the CIS waveform and cleaning the
nozzle, if the vertical black lines still occur, then try to
replace the Main B'D.
Check and Cause Solution
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