A2 Sub Board Removal (E4916A); Tools Required; Procedure; A1 Main Board Removal - Agilent Technologies E4915A Service Manual

A2 Sub Board Removal (E4916A)

Tools Required

Pozidriv screwdriver, pt size #1 (small)

Procedure

1. Remove the outer cover as described in \Outer Cover Removal".
2. Remove the at cable connected to the A2 sub board.
3. Remove the coaxial cables from the A2 board.
4. Remove the four nuts and screws of SOURCE, GROUND, REFERENCE, and TEST connectors
on the rear panel.
5. Remove the two screws and two nuts of the GPIB connector on the rear panel.
6. Remove the two screws of the handler interface connector on the rear panel.
7. Remove the ve screws and one washer from the A1 board.
8. Slide the A1 board toward the front pannel and remove it.

A1 Main Board Removal

Tools Required
Pozidriv screwdriver, pt size #1 (small)
Procedure
1. Remove the outer cover as described in \Outer Cover Removal".
2. Remove the A2 board as described in \A2 Sub Board Removal (E4916A)" (E4916A).
3. Remove the at cable from the A1 board.
4. Remove the two nuts and screws of EXT REF Input and EXT TRIGGER connectors on the
rear panel.
5-2 Replacement Procedures