Samsung CLX-6220FX - Common Problems and Solutions

Alignment & Troubleshooting
Service Manual
4-77
Samsung Electronics
4.2.5 Common Problems and solutions
No Power
Step Cause and Check Point Yes No
1
Check that the power cord is plugged into
electrical outlet. Is it plugged in?
Go to step2 Plug the power cord in.
2 Is the on/off switch in the ON position? Go to step3 Turn the switch on.
3
Press the Energy Saver/Power Button on
the OPE
Power Turns ON? Issue
resolved.
Does machine goes
into Energy Saver after
pressing for 2 seconds?
Check OPE Panel.
4
Check if the power input and SMPS
output are normal. Is it normal?
Go to step4 Replace the SMPS.
5 Check the LCD panel. Is it normal?
Replace the OPE PBA or
the Main PBA.
Replace the LCD panel.
Description
When system power is turned on, the printer does not warm up or LCD panel is blank.
Poor fusing
Cause and Check Point Solution
The media doesn’t meet specication
Ensure the media in specications, and selected as
such in the display.
Fuser is defective Replace the fuser unit.
FDB (Fuser drive board) is defective. Replace the FDB.
Description
Toner is not properly xed on paper.
Vertical Black Line and Band
Vertical White Line
Contamination on back of pageDark image or Black
Blank PagePoor fusing
Horizontal Bands
Uneven Density