Keysight N9923A Service Guide 7-23
Repair and Replacement Procedures
Removing and Replacing the Front Panel Group Assemblies
c.
Install new gap pads on the new LCD shield in the locations shown.
and
for placement of
gap pads.
d.
Place the new LCD shield in position on the A2 LCD and secure it
with four new screws (item 1). These screws are provided in the
3.
To replace the LCD cables and the A2 LCD:
a.
Remove the LCD shield. Refer to
and
of this
procedure.
b.
Disconnect the A2 LCD to A3 FPIB cable, W13, at the A2 LCD. If
replacing only this cable:
1.
Disconnect the cable at both ends.
2.
Remove the cable from beneath the RPG cable, W12.
3.
Route the new cable beneath the RPG cable as shown and
re-connect both ends.
4.
Bend the RPG cable toward the right side as shown.
5.
.
c.
Note the location of the adhesive tape over the connector on the A2
LCD to A5 system board cable, W11. Remove the tape and
disconnect the cable. If replacing only this cable:
1.
Connect the new cable.
2.
.
d.
Remove the A2 LCD from the front case.
e.
Place the new A2 LCD in position and re-connect the cables.
f.
Place a strip of adhesive tape over the LCD connector end of the A2
LCD to A5 system board cable W11, in the same location as the old
strip and as shown. A new strip of adhesive tape is provided in the
g.
Connect cable W13 to the A2 LCD.
h.
Reinstall the LCD shield with four new screws provided in the
. Refer to
of this
procedure.
4.
Perform the steps under
Содержание N9923A
Страница 1: ...Service Guide Keysight N9923A FieldFox RF Vector Network Analyzer 2 MHz 4 GHz 2 MHz 6 GHz ...
Страница 23: ...2 8 Keysight N9923A Service Guide General Product Information Keysight Support Services and Assistance 2 ...
Страница 33: ...3 10 Keysight N9923A Service Guide Tests and Adjustments Test Software and Information Available on the Web 3 ...
Страница 81: ...6 14 Keysight N9923A Service Guide Replaceable Parts Replaceable Parts Listings 6 ...