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Eng
Samsung SCX4021S
Troubleshooting. Multi-feeding, No-Power
Multi-feeding
• Description : Multiple sheet of paper are fed at once.
Check and cause |
Solution |
Pick solenoid does not work properly. |
Replace the pick up solenoid if necessary. |
Pick up roller is worn out or contaminated. |
Clean or replace the pick up roller. |
No-Power
• Description : When system power is turned on, LED and LCD on the operator panel do not come on.
Check and cause |
Solution |
The connection between main board and OPE board is bad. |
Reconnect or replace the harness. |
HVPS/SMPS output is abnormal. |
Replace the HVPS/SMPS board. |