624 Keysight N9038A MXE Service Guide
Assembly Replacement Procedures
Front Frame Assembly
Replacement
1. Reattach the ribbon cable W6.
2. Reattach the ribbon cable W8. Ensure the locking tabs are engaged.
3. Refer to Figure 18-67. Carefully position the Front Frame Assembly onto
the chassis. Ensure no cables are crushed. Replace the eight screws (2)
(0515-1035), four on each side of the chassis. Torque to 9 inch pounds.
4. If Option EXM is installed, reconnect the semi-rigid cables (1) as shown in
Figure 18-69.
Figure 18-69 EXM Cables
5. Replace the outer case. Refer to the Instrument Outer Case replacement
procedure.
Be sure to hold the connector on the end of W45 still when tightening this connection. Only
rotate the connector on W46 to tighten. Doing otherwise will damage W45.
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