User Guide

3. Manually test the ITB alienation sensor (SR17). Remove the ITB, and then rotate the gear (callout 1)
to move the flag (callout 2). If the flag does not actuate, replace the ITB.
1
2
4. If the ITB flag is broken or damaged, replace the ITB (CC468-67907). Otherwise, continue with
the next step.
5. Open the right door and defeat the interlock switch. With the ITB removed, perform the ITB
Contact/Alienation test using the following steps.
a. Press the Menu button.
b. Press the Menu button again.
c. Press the down arrow button to highlight the Component test item, and then touch the OK
button.
d. Press the down arrow button to highlight the ITB/Contact/Alienation item, and then touch
the OK button.
During the test (which takes about 20 seconds), observe the alienation drive hub (located
above the cyan cartridge). If the alienation drive hub does not rotate, the problem might be
the fuser motor or the fuser-drive assembly. The fuser motor is included in the fuser drive
assembly.
e. If the test is successful, the message Exit Diagnostics displays on the control panel. Touch
the OK button, and then continu to the next step.
Run the ITB Contact/Alienation test and observe the alienation drive hub, which is above the cyan
cartridge. If the alienation hub does not rotate, the problem could be the fuser motor or the fuser-
drive assembly.
6. Use the Manual Sensor Test to test SR17. Open the following menus:
●
Administration
●
Troubleshooting
ENWW
Tools for troubleshooting
291