7-16
Troubleshooting
Samsung Electronics
Service Manual
7.3.8 Defective motor operation
• Description
Main motor is faulty and paper does not feed into the printer, resulting in Jam 0'
Check and Cause Solution
Perform EDC diagnostic code 00 to test the main motor.
1. The main motor harness or Motor PCB may be faulty.
2. The main PBA may be faulty
3. SMPS may be faulty
1. Check the motor harnesses and connectors,
replace if defective..
2. If the problem persists check and replace the main
PBA or SMPS as appropriate.
.
7.3.9 No Power
• Description
When system power is turned the lamps on the OPE panel do not come on.
Check and Cause Solution
1. Check if the power input and SMPS output are normal.
2. Lamps do not come on but normal start up sounds are
heard.
3. After replacing SMPS lamps do not come on and no
start up sounds are heard.
1. Replace the power supply cord or SMPS. Check
power fuse and SMPS fuses replace if necessary.
2. Check OPE connector and harness. Replace the
OPE panel or cable.
3. Replace the main PBA panel.
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