The pick-up rollers, feed rollers, registration roller, transfer belt press clutch (CL4), cleaning roller press cam and solenoid (SL1), fuser, transfer belt, and output feed roller can be exercised during the paper path test. For safety reasons, the fuser, high-voltage supplies, and scanner are all turned off during testing. 1 From the Service Mode Menu, press M ENU until PAPER PATH appears. 2 Press I TEM until REPETITIONS appears. 3 Press – V ALUE + to display the number of repetitions (1 to 10). 4 Press S ELECT to choose the number of repetitions. 6 Press – V ALUE + until ON or OFF appears on the display. 5 Press I TEM until the desired input source appears. 7 Press S ELECT .
Note You can select more than one input source for the test. 8 Press I TEM until OUTPUT= appears on the display. 9 Press – V ALUE + until TOP OUTPUT BIN or LEFT OUTPUT BIN appears on the display. 10 Press S ELECT to choose an output destination. 11 Press I TEM until EXECUTE TEST appears on the display. 12 Press S ELECT to perform the paper path test. Notes To stop the paper path test, press C ANCEL J OB . The transfer drum can be removed with the right upper door open and the right cover interlock defeated (see figure 214 on page 425). However, media might not feed past the transfer area unless 11-by-17 inch or A3-sized media is used. EN Aids to troubleshooting 421