Repair Guide
4
Keysight 8990B Service Guide
107
14
Disconnect the cable connected to the front panel keyboard. There are two
similar connections right next to each other. When you reconnect this cable, it
goes in the connection closest to the touchscreen as shown in
.
Figure 4-23
Disconnect the cable connected to the front panel keyboard
15
Remove the front panel keyboard from the plastic keyboard cover. There are a
series of six tabs around the outside edge, holding the plastic covering the
keyboard. Disengage all of these and then separate the two pieces as shown in
.
Be sure that this cable
does not fall through
this opening. When
you reattach the cable
to the front panel
keyboard, you will need
it to be accessible. If it
does fall through the
opening, then either
use tweezers to get it
or open up the front
chassis as described in
Touchscreen
Cable plugs into the connection closest to the touchscreen
Содержание 8990B
Страница 1: ...Keysight 8990B Peak Power Analyzer Service Guide ...
Страница 12: ...12 Keysight 8990B Service Guide THIS PAGE HAS BEEN INTENTIONALLY LEFT BLANK ...
Страница 16: ...16 Keysight 8990B Service Guide THIS PAGE HAS BEEN INTENTIONALLY LEFT BLANK ...
Страница 18: ...18 Keysight 8990B Service Guide THIS PAGE HAS BEEN INTENTIONALLY LEFT BLANK ...
Страница 62: ...2 Theory of Operation 62 Keysight 8990B Service Guide THIS PAGE HAS BEEN INTENTIONALLY LEFT BLANK ...
Страница 136: ...4 Repair Guide 136 Keysight 8990B Service Guide Figure 4 54 Remove the seven screws ...
Страница 150: ...4 Repair Guide 150 Keysight 8990B Service Guide THIS PAGE HAS BEEN INTENTIONALLY LEFT BLANK ...