| Problem |
Causes |
Check procedures/corrective measures |
| (8)Duplex solenoid does not operate. |
1. Broken duplex solenoid coil. |
Check for continuity across the coil. If none, replace the duplex solenoid. |
| 2. Defective harness between duplex solenoid and control PWB (YC29), or improper connector insertion. |
Reinsert the connector. Also check for continuity within the connector harness. If none, remedy or replace the harness. |
| 3. Defective control PWB. |
Replace the control PWB |
| (9)Cleaning lamp does not turn on. |
1. Defective harness between cleaning lamp (YC701) and control PWB (YC28), or improper connector insertion. |
Reinsert the connector. Also check for continuity within the connector harness. If none, remedy or replace the harness. |
| 2. Defective cleaning lamp (PWB). |
Replace the cleaning lamp (PWB). |
| 3. Defective control PWB. |
Replace the control PWB |
| (10)Paper indicator is flashing when paper is present in the cassette. |
1. Defective paper sensor. |
Replace the paper sensor. |
| 2. Defective harness between paper sensor and control PWB (YC18), or improper connector insertion. |
Reinsert the connector. Also check for continuity within the connector harness. If none, remedy or replace the harness. |
| (11)A paper jam in the paper feed/ conveying section or fuser section is indicated when the main power switch is turned on. |
1. A piece of paper torn from paper is caught around registration sensor or exit sensor. |
Check and remove if any. |
| 2. Defective registration sensor on the high voltage PWB. |
Replace the high voltage PWB |
| 3. Defective exit sensor. |
Replace the exit sensor. |
| (12)Attention indicator is lit when the front cover is closed. |
1. Defective interlock switch on the power source PWB. |
Check for continuity across the interlock switch. If there is no continuity when the interlock switch is on, replace the power source PWB |
| (13)When the trouble occurs in the DP. |
|
Refer to the DP’s service manual. |