Main Motor And Drive Assembly - HP LaserJet II Serie Manual De Instrucciones

HP 33440/HP 33449 COMBINED SERVICE MANUAL
MAIN MOTOR AND DRIVE ASSEMBLIES
The location of the Main Motor and Drive Assemblies is shown in Figure 6-16. The disassembly
procedures described below (Main Motor, 57- and 19-Tooth Gears, and Feed Drive Assembly) need
to be performed in sequential order.
Main Motor and Drive Assembly
1. Remove the Main Body Covers and Front Support Plate.
2. Remove the plastic Gear Cover (1) (option~ unit can be removed with Gear Cover attached).
3. Remove the Ozone Filter Mount, Fusing Assembly, and AC Power Module.
4. Disconnect the Main Motor connector from the DC Power Supply Assembly and unfasten the
Fiber Optic Cable from its retining clip. Then remove the DC Power Supply Assembly (3).
5. Remove the screws (5) that secure the Main Motor and Drive Assembly to the printer frame
and remove the assembly.
6. Remove the screws (4) that connect the motor to the Drive Assembly and separate the uniti.
Do not attempt to replace individual gears; the entire Drive Assembly shotid be replaced if any
part becomes damaged.
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19-Tooth Gear
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Main Motor Connector
Motor
Figure 6-16.
Main
Motor and
Drive Assembly
6-21