E8257D/67D, E8663D PSG Signal Generators Service Guide 367
Assembly Replacement
A34 Internal Hard Drive (E8267D Only - Discontinued)
A34 Internal Hard Drive (E8267D Only - Discontinued)
Tools Required
— T–10 driver
Removal Procedure
Refer to Figure 3-60 for this procedure.
1. Disconnect the power cord.
2. Remove the covers from the signal generator. Refer to “Outer Instrument
Cover” on page 258 and “Inner Instrument Cover” on page 260.
3. Disconnect the W66 ribbon cable from the A18 CPU P2.
4. Using the T–10 driver, remove the screw (1) that attaches the A34 Internal
Hard Drive to the A19 Power Supply.
5. Remove the A34 Internal Hard Drive.
Replacement Procedure
1. Reverse the order of the removal procedure.
2. Torque all T–10 screws to 9 in–lbs.
3. Perform the post–repair adjustments and performance tests that pertain
to this removal procedure.