Defective Motor Operation - Dell 1600n - Multifunction Laser Printer B/W Service Manual

Troubleshooting

7.2.8 Defective Motor operation

• Description
Main Motor is not driving when printing, and paper does not feed into the printer, resulting 'Jam 0'.
Check and Cause
1. Motor harness or sub PCB may be defective.
2. Perform Engine Test Mode diagnostic code 0 and Check
the Motor operation.
7.2.9 No Power
• Description
When system power is turned on, all lamps on the operator panel do not come on.
Check and Cause
1. Check if the power input and SMPS output are normal.
2. Check for defective of LCD-Panel on the front-cover if the
LCD of Panel does not appear after normal warming-up.
Service Manual
7-8
Solution
1. Check the Motor harness, replace it, if defective.
2. Replace the SMPS, if necessary.
Solution
1. Replace the power supply cord or SMPS.
2. Replace the control board.
3. Replace the LCD-panel.