A1 Power Supply; Tools Required; Removal Procedure; Replacement Procedure - Keysight Technologies X Series Service Manual

Assembly Replacement

A1 Power Supply

A1 Power Supply

Tools Required

— T-10 driver

Removal Procedure

Refer to
1. Disconnect the power cord.
2. Remove the covers from the signal generator. Refer to
3. Remove the rear panel from the signal generator. Refer to
The rear panel must be removed so the power connector on the A1 Power
Supply can be disconnected from the A3 RF assembly without damaging
the connector pins.
4. Place the signal generator flat and upright with the front-panel facing you.
5. Using the T-10 driver, press the connector latch to disconnect B1W1 thru
6. If Option 660 is installed, disconnect the Aux Power Supply cable (2) from
7. Using the T-10 driver, remove the six screws (1) that secure the A1 Power
8. Remove the A1 Power Supply.

Replacement Procedure

1. Reverse the order of the removal procedure.
2. Recommended torque for all screws is 9 in–lbs.
3. Perform the post-repair procedures that pertain to this replacement
Keysight CXG, EXG, and MXG X-Series Signal Generators Service Guide
Figure 15-5 for this procedure.
page 336, and "Inner Top Cover" on page
(N5171B/81B)" on page
N5182B)" on page 405, or
B4W1 from the A1 Power Supply.
the A1 Power Supply.
Supply to the chassis.
procedure. See Chapter 16, "Pre and Post-Repair Procedures."
338.
403, or "Rear Panel (N5166B, N5172B, and
"Rear Panel (N5173B/83B)" on page
"Outer Cover" on
"Rear Panel
408.
345