6
Replacing Assemblies
Tray lever
16903A CPU tray
54
T10 screws (7)
Use the tray levers to pry and disconnect the CPU board
4
from the module interface board and slide the tray out
being careful not to catch the loose cables on anything.
Post and alignment hole
Reverse this procedure to install the CPU tray.
5
Perform previous procedures:
1
•
"To prepare the instrument for disassembly"
page 48
•
"To remove and replace the cover"
2
Disconnect cables from the module interface board.
Module Interface Board
Connectors
16900A, 16902A, and 16903A Service Guide
on
on page 52