Of3 Air Systems Rap; Of4 Copying Error Rap - Xerox phaser 3635 Service Manual

OF3 Air Systems RAP

Use this RAP to diagnose faulty machine fans. Faulty fans can cause image quality defects,
odours or overheating.
Procedure
WARNING
Switch off the electricity to the machine. Disconnect the power cord from the customer
supply while performing tasks that do not need electricity. Electricity can cause death or
injury. Moving parts can cause injury.
Check the following fans:
• SMPS Fan
• Main Fan
• Fuser Fan
SMPS Fan
Refer to Wiring Diagram 9. Perform the following:
1. Switch off the machine, then switch on the machine.
2. Enter dC330 code 09-500. Check that the SMPS fan, PL 1.12 Item 1 runs at normal
speed.
3. Check the wiring between the SMPS fan and CN8 on the Connection PWB.
4. Install new components as necessary:
• SMPS fan, PL 1.12 Item 1.
• Connection PWB, PL 3.10 Item 17.
Main Fan
Refer to Wiring Diagram 9. Perform the following:
1. Switch off the machine, then switch on the machine.
2. Enter dC330 code 04-120. Check that the main fan, PL 1.12 Item 9 runs at normal speed.
3. Check the wiring between the main fan and CN1 on the Connection PWB.
4. Install new components as necessary:
• Main fan, PL 1.12 Item 9.
• Connection PWB, PL 3.10 Item 17.
Fuser Fan
Refer to Wiring Diagram 9. Perform the following:
1. Switch off the machine, then switch on the machine.
2. Enter dC330 code 10-500. Check that the fuser fan, PL 10.20 Item 2 runs at normal
speed.
3. Check the wiring between the fuser fan and CN2 on the Connection PWB.
4. Install new components as necessary:
• Fuser fan, PL 10.20 Item 2.
• Connection PWB, PL 3.10 Item 17.
Draft 4
Phaser 3635MFP

OF4 Copying Error RAP

Use this RAP if the machine does not copy correctly when the customer uses features such as
auto size detect, edge erase, book copying and image shift.
Procedure
Switch off the electricity to the machine. Disconnect the power cord from the customer
supply while performing tasks that do not need electricity. Electricity can cause death or
injury. Moving parts can cause injury.
1. Perform the Scan Edge Print test, GP 18.
2. If the test fails, clean the document glass.
3. If necessary, install a new scanner cover, PL 14.10 Item 20.
2-43
WARNING
Status Indicator RAPs
OF3, OF4