4-88 Service Manual
4025-XXX
High Voltage Power Supply (HVPS) Assembly
Removal
1. Remove the I/O PWB.
2. Disconnect J500, J701, J702, and BTR from the HVPS PWB.
WARNING: The PWB is easily broken. Use care when removing the P/Js from the HVPS
PWB. Use your fingers to hold down the PWB while you carefully disconnect each P/J.
3. Remove the two screws, one on the left side and one on the right side, that secure
the HVPS Assembly to the printer frame.
4. Pull out on the HVPS Assembly while you release the two clips, one at the top and
one on the right side, that secure the HVPS to the printer frame.
5. Remove the HVPS Assembly from the frame.
Replacement
1.
Reinstall the HVPS Assembly onto the printer frame.
2. Align the two positioning holes on the HVPS with the two tabs on the frame. Make
sure you do not trap any wire harnesses between the HVPS Assembly and the
printer frame.
3. Push the HVPS against the frame until the two clips snap into place.
4. Use two screws to secure the HVPS Assembly into place on the printer frame.
5. Reconnect J500, J701, J702, and BTR to the HVPS PWB.
6. Reinstall the I/O PWB.
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