A8, A10, A11, A12, A13, A14 Card Cage Boards - HP 8753D Option 011 Service Manual

A8, A10, A11, A12, A13, A14 Card Cage Boards

Tools Required
T-10 TO X screwdriver
T-15 TO X screwdriver
ESD (electrostatic discharge) grounding wrist strap
Removal
1. Disconnect the power cord and remove the top cover (refer to \Covers" in this chapter).
2. emove the screw from the pc board stabilizer (item 1) and remove the stabilizer.
3. Lift the two extractors (item 2) located at each end of the board. Lift the board from the
card cage slot, just enough to disconnect any exible cables that may be connected to it.
4. emove the board from the card cage slot.
Replacement
everse the order of the removal procedure.
Note
Be sure to route W8 and W9 as shown. No excess wire should be hanging in
the A11 and A14 board slots. outing the wires in this manner will reduce
noise and crosstalk in the instrument.
14-28 Assembly Replacement and
Post-Repair Procedures
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