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 specification
Ensure the media in specifications, 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 fixed on paper.
Vertical Black Line and Ban
d
Vertical White Line
Contamination on back of pag
e
Dark image or Black
Blank Page
Poor fusing
Horizontal Bands
Uneven Density
Summary of Contents for CLX-6220FX
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