Vertical White Band, Light Band - Samsung MULTIXPRESS CLX-9251 Series Service Manual

4.6.2. Vertical White Band, Light Band

A. Typical faulty images
B. Troubleshooting procedure
Step Cause
1 A foreign substance is stuck between Developing
Roller(DR) and Blade.
• The toner on Magnetic-roller is empty partially.
2 The Carrier of Developer unit is insufficient.
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Action
Pull out a foreign substance.
• Make the hook shape sheet. (Transparency sheet
is recommended. )
• Put the hook into the gap between DR and Blade.
• Pull out a foreign substance.
Replace the Developer Unit.
Check the toner remain.
•
• Check the toner layer on Roller-Magnetic of
Developer Unit is uniform or not.
(Refer to 3.3.2.2.)
4. Troubleshooting
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