7-34 Keysight N9912A Service Guide
Repair and Replacement Procedures
Removing and Replacing the Measurement Group Assemblies
7-
2. Ensure that there is no slack in the cables at the top
connections as indicated.
3. Make sure that the cable assembly does not touch the TCXO
chip on the A5 system board.
4. Clip cable W6 into each of the cable clamps on the A5 system
board. Cable W6 is the one with a red mark on each
connector.
c. To replace cable W5 or W7:
1. Disconnect the appropriate cable and install the new cable
being sure to position it as shown.
5. To remove the I/O panel, refer to “Replacing the I/O Side Panel, Doors, and
Gasket” on page 7-14.
6. Perform the steps under “Post-replacement Procedure” on page 7-43.
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