Procedure 3. A1A1 Keyboard/Front Panel Keys; Removal; Replacement - HP 8560E Service Manual

Procedure 3. A1A1 Keyboard/Front Panel
Keys

Removal

1. Remove the front frame from the spectrum analyzer. Place the front
2. Remove the front frame center support.
3. Disconnect A1W1 from A1A1J3 and the RPG cable from A1A1J2.
4. Remove the nine screws holding the A1A1 keyboard assembly to the
5. Remove the rubber keypad.
In 8560E instruments, the front panel softkey actuators are part of the
NOTE
CRT bezel assembly and are not replaceable. Should the softkeys
become damaged, replace the bezel assembly.

Replacement

1. Install the rubber keypad, ensuring that the screw holes are visible
2. Place the A1A1 keyboard assembly over the rubber keypad. Secure
3. Connect the RPG cable to A1A1J2, and A1W1 to A1A1J3.
4. Secure the center support to the front frame using two panhead
5. Install the front frame assembly. For 8560EC instruments, follow
Chapter 3
frame face down on the bench. For 8560EC instruments, follow the
instructions in "Procedure 2A. A1 Front Frame/A22 LCD (8560EC)."
For 8560E instruments, follow the instructions in "Procedure 2B. A1
Front Frame/A18 CRT (8560E)."
For 8560EC instruments, proceed to step 3. For 8560E instruments,
proceed to step 2.
front frame and remove the assembly.
through the pad.
with nine panhead screws.
For 8560EC instruments, proceed to step 5. For 8560E instruments,
proceed to step 4.
screws. The arrow stamped on the center support should point to the
top of the frame.
the instructions in "Procedure 2A. A1 Front Frame/A22 LCD
(8560EC)." For 8560E instruments, follow the instructions in
"Procedure 2B. A1 Front Frame/A18 CRT (8560E)."
Assembly Replacement

Procedure 3. A1A1 Keyboard/Front Panel Keys

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