Agilent Technologies 16900A, Service Manual

Page: 69 / 130

Replacing Assemblies
6
16900A, 16902A, and 16903A Service Guide 69
To remove and replace the front panel interface board
1 Perform previous procedures:
• “To prepare the instrument for disassembly" on
page 48
• “To remove and replace the cover" on page 52
• “To remove and replace the front panel assembly" on
page 64
• “To remove and replace the touch- screen controller
board"
on page 66
• “To remove and replace the backlight inverter
board"
on page 68
2 Place the front panel assembly face down and disconnect
the cables from the front panel interface board as shown.
3
Using a Torx T10 screwdriver, remove the screw that
secures the front panel interface board to the LCD
bracket assembly.
4
Push board slightly down to remove standoffs from the 4
keyholes then remove the board.