HP Color LaserJet 9500 Service Manual - Page 315
Component test: Transfer motors test, Component test: Belt only test, DIAGNOSTICS, COMPONENT TEST
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Note Note ENWW Component test: Transfer motors test The transfer motor test can be used to audibly check the four OPC drive motors and the ITB motor when other printer processes are not operating. The ITB lever must be in the "up" position, and the cleaning blade must be removed for this test and other tests that involve the ITB. If the cleaning blade is not removed during the test, the test fails and the printer returns to the previous menu. When the printer is turned on, the ITB cleaner must be installed. 1 Make sure that all of the printer components are installed. 2 Remove the toner collection bottle and the cleaning blade. 3 Replace the toner collection bottle without the cleaning blade. 4 Defeat the appropriate interlocks. 5 Press to open the menus. 6 Use or to scroll to DIAGNOSTICS, and then press . 7 Use or to scroll to COMPONENT TEST, and then press . 8 Use or to scroll to TRANSFER MOTORS, and then press . 9 ROTATING MOTORS appears on the control panel. 10 Check the movement of the OPC drive motor and the ITB from the front or the right side of the printer. Perform the following steps to exit the test: 1 Press the CANCEL JOB button. 2 Use or to scroll to EXIT DIAGNOSTICS, and then press . 3 The printer will re-boot. Component test: Belt only test The belt only test can be used to audibly and visually check the ITB motor, the ITB drive train, and the rotation of the ITB. The ITB lever must be in the "up" position, and the cleaning blade must be removed for this test and other tests that involve the ITB. If the cleaning blade is not removed during the test, the test fails and the printer returns to the previous menu. When the printer is turned on, the ITB cleaner must be installed. 1 Make sure that all of the printer components are installed. 2 Remove the toner collection bottle and the cleaning blade. 3 Replace the toner collection bottle without the cleaning blade. 4 Remove the four image drums. 5 Defeat the appropriate interlocks. 6 Press to open the menus. 7 Use or to scroll to DIAGNOSTICS, and then press . 8 Use or to scroll to COMPONENT TEST, and then press . 9 Use or to scroll to TRANSFER MOTOR, and then press . 10 ROTATING MOTORS appears on the control panel. 11 Check the movement of the ITB from the front or the right side of the printer. Chapter 7 Troubleshooting 313