Keysight Technologies X Series Service Manual page 488

Assembly Replacement Procedures
RF Area (Option 503, 507, 513, 526)
5. Refer to
Even though the wire colors on W30 harness are different, it does not matter which one plugs
into which switch.
Figure 15-17 Wire Harness Disconnect
488
Figure 15-17. Disconnect the two wire harness connectors W30
from the switches (1).
Keysight N9010A EXA Service Guide