HP 8753D Option 011 Service Manual page 369

A15 Preregulator
Tools Required
T-10 TO X screwdriver
T-15 TO X screwdriver
ESD (electrostatic discharge) grounding wrist strap
Removal
1. emove the rear panel (refer to \ ear Panel Assembly" in this chapter).
2. Disconnect the wire bundle (A15W1) from A8J2 and A17J3.
3. emove the preregulator (A15) from the frame.
Replacement
everse the order of the removal procedure.
Note
When reinstalling the preregulator (A15), make sure the three grommets
(item 1) on A15W1 are seated in the two slots (item 2) on the back side of
the preregulator and the slot (item 3) in the card cage wall.
After reinstalling the preregulator (A15), be sure to set the line voltage
selector to the appropriate setting, 115 V or 230 V.
14-34 Assembly Replacement and
Post-Repair Procedures
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