• Bin near full
3 Manually actuate each sensor to make it toggle between Open and Closed. If the sensor does not toggle,
then it is malfunctioning.
4 Press the Back or Sleep button to exit the test.
BASE SENSOR TEST
This test determines whether the following sensors inside the printer are working properly.
• Toner level sensor
• Narrow media sensor
• Input sensor
• Output (exit) sensor
• Front door sensor
CAUTION—SHOCK HAZARD: Do not use your hand to toggle these switches. Use a nonconducting
item.
1 From the Diagnostics menu, select BASE SENSOR TEST.
2 Select a sensor.
3 Manually actuate the sensor to make it toggle between Open and Closed. If the sensor does not toggle,
then it is malfunctioning.
Note: Remove and then reinstall the toner cartridge to actuate the toner level sensor.
4 Press the Stop button to exit the test.
DEVICE TESTS
Quick Disk Test
Note: This is applicable only to model T656.
This test performs a non-destructive read/write test on one block per track on the disk. If the block is good,
then the saved data is written back to the disk.
1 From the Diagnostics menu, navigate to DEVICE TESTS > Quick Disk Test.
After the testing is completed, a message indicating whether the test passed or failed appears on the display.
2 Press the Stop button to return to DEVICE TESTS.
4062
Service menus
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