Lexmark 7462 series - Page 269

Motor Test
This test determines whether the power and velocity values of the duplex option paper feed drive system are
acceptable. The duplex runs the DC motor at high and low speed, taking an average of the power (PWM)
required for each speed and calculating the KE value.
1 From the Diagnostics menu, navigate to DUPLEX TESTS > Motor Test.
The power indicator light blinks and Motor Test Testing appears on the display.
2 When the motor stops, see the message that appears on the display to check whether the motor passed
or failed the test.
3 Press the Stop button to exit the test.
Duplex Feed 1
This test feeds a blank sheet of paper to the duplex paper stop position 1. This can be run using any of the
supported paper sizes.
1 From the Diagnostics menu, navigate to DUPLEX TESTS > Duplex Feed 1.
The power indicator blinks while the paper is feeding and Duplex Feed 1 Feeding… appears on the
display.
Note: Do not cancel this test.
2 When Duplex Feed 1 Clear Paper appears on the display, then remove the media from the duplex
unit.
3 From the control panel, press the Stop button to clear the message.
Duplex Feed 2
This test feeds a blank sheet of paper to the duplex paper stop position 2. This can be run using any of the
supported paper sizes.
1 From the Diagnostics menu, navigate to DUPLEX TESTS > Duplex Feed 2.
The power indicator blinks while the paper is feeding and Duplex Feed 2 Feeding… appears on the
display.
Note: Do not cancel this test.
2 When Duplex Feed 2 Clear Paper appears on the display, then remove the media from the duplex
unit.
3 From the control panel, press the Stop button to clear the message.
7462
Service menus
269