Xerox 4400DT Service Manual - Page 104
DC Power Loading Troubleshooting Procedure cont'd., Actions and Questions
![]() |
View all Xerox 4400DT manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 104 highlights
DC Power Loading Troubleshooting Procedure (cont'd.) Step Actions and Questions Yes No 5 1. Switch the printer power OFF. Go to step 8. Go to step 6. 2. Reconnect P/J23. 3. Switch the printer power ON. 4. Measure the voltages listed in Step 2, sub-steps 2 through 4. Are all the voltages correct? 6 1. Switch the printer power OFF. Go to step 7. Replace the 2. Disconnect the following from the Connector PWB: Connector I P/J43 (Registration Sensor, Registration Clutch) I P/J42 (Toner Sensor) PWB. I P/J45 (Paper Set Sensor) I P/J44 (Pick Up Solenoid) I P/J41 (Envelope PWB) 3. Switch the printer power ON. 4. Measure the voltages listed in Step 2, sub-steps 2 through 4. Are all the voltages correct? 7 1. Switch the printer power OFF. Repeat the Replace the 2. Reconnect one of the disconnected plugs. 3. Switch the printer power ON. 4. Measure the voltages listed in Step 2, sub-steps 2 through 4. step with the next disconnected plug. component just connected to the Are all the voltages correct? Connector PWB. 8 1. Switch the printer power OFF. Repeat the Replace the 2. Reconnect one of the disconnected plugs. step with the component 3. Switch the printer power ON. 4. Measure the voltages listed in Step 2, sub-steps 2 through 4. next just disconnected connected to plug. the Engine Are all the voltages correct? Logic Board. 9 1. Switch the printer power OFF. Repeat the Replace the 2. Reconnect one of the disconnected plugs. step with the component 3. Switch the printer power ON. 4. Measure the voltages listed in Step 2, sub-steps 2 through 4. next just disconnected connected to plug. the LVPS. Are all the voltages correct? Phaser 4400 Laser Printer Service Manual 3-7
![](/manual_guide/products/xerox-4400dt-service-manual-3b9e87c/104.png)