54 16901A Logic Analysis System Service Guide
6 Replacing Assemblies
To remove and replace the PCI or display board
1 Perform previous procedures:
• “To prepare the instrument for disassembly” on
page 46.
• “To remove and replace the cover” on page 50.
2 Disconnect the cable from the board you are replacing.
3 Using a Torx T10 screwdriver, remove the screws securing
the board to the rear panel.
4 Lift the board out of the socket to remove.
5 To replace a board:
a Ensure that the tab on the board’s rear panel is
aligned with the slot in the deck.
b Press the board securely into the socket on the
motherboard.
c Replace the screw.
T-10 screws (2)
PCI cable
Display cable
Tab
Slots in deck