Xerox Telecopier 7033 Service Manual page 237

1.3.2 Hard Disk Power Supply
Removal
1. Disconnect the power cord.
2. Remove the rear access cover.
3. Remove the hard disk assembly.
a. Remove the rear access cover an disconnect P/J271 and P/J272
from the hard disk interface PWB.
b. Remove two mounting screws and slide hard disk assembly
partially out of auxiliary tray assembly.
c. Disconnect P/J275 from the hard disk power supply.
4. Loosen the screws securing the cover, and lift off the cover.
5. Disconnect P/J274 from the hard disk power supply.
6. Turn the hard disk drive assembly over and set it on a flat surface.
7. Remove the two screws securing the power supply to the bottom
plate.
Replacement
1. Perform removal procedure in reverse order.
Telecopier 7032 / 7033 Service Manual
1.3.3 Hard Disk Interface PWB
Removal
1. Remove the rear access cover.
a. Disconnect telephone line and handset cords.
b. If installed, disconnect the RS-232 or encryption interface
cable.
c. Remove screw securing access cover, then remove plastic and
metal cover.
NOTE: The metal cover may be secured by a screw on an
existing option PWB. Remove the screw.
2. Disconnect P/J271 and P/J272 from the interface PWB.
3. Slide the hard disk interface PWB out of the option mother PWB.
Replacement
1. Perform removal procedure in reverse order.
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1.3.2, 1.3.3