Replacing Assemblies 6
16900A, 16902A, and 16903A Service Guide 53
To remove and replace the CPU tray
16900A and 16902A CPU tray
1 Perform previous procedures:
• “To prepare the instrument for disassembly" on
page 48
• “To remove and replace the cover" on page 52
2 Disconnect cables from the module interface board.
3 Remove 7 screws from the back of the CPU tray using a
Torx T10 screwdriver.
CPU power
CD ROM cable
Module Interface
Board
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