Keysight N5264A Service Manual page 125

Repair and Replacement Procedures
Removing and Replacing the A1–A3 and Other Front Panel Subassemblies
3. Remove two screws (item
Removing the Power Switch Board and Power Button Keypad
1. Disconnect the power switch cable (item
2. Remove two screws (item
3. The power button keypad can now be removed from the power switch
Figure 7-3 Front Panel Subassemblies Removal
Removing the A3 Display Assembly and the Touchscreen
1. Disconnect the following cables from the A1 front panel interface board:
2. Remove six screws (item
3. The touch screen can now be removed from the front panel assembly.
7-10
board.
board by gently pulling each of the rubber tabs through the PC board.
①
display cable (item
controller board cable (item
A3 display assembly from the front panel assembly.
Note the orientation of the touch screen in the front panel assembly for
installation of the new touch screen.
⑩
) and remove the touchscreen controller
⑤
⑩
) and remove the power switch board.
), inverter board cable (item
③
), and power switch cable (item
⑤
) from the A3 display assembly and remove the
Keysight N5264A Service Guide
) from the power switch board.
➁
), touchscreen
④
).