Keysight Technologies P Series Service Manual page 53

Instrument
ChB peak path
ChB CW path
ChB DAP check
Keysight N1911A/1912A Service Guide
Purpose
Verifies that the peak path of
channel B is working
(Note: This does not prove that
the peak path meets its
specifications)
Verifies that the average path
of channel B is working
(Note: This does not prove that
the average path meets its
specifications)
Executes an internal self-test
procedure on the DAP
assembly for channel B
Debug tips
Replace the DAP assembly for
channel B to see if this clears
the fault
Not applicable
Replace the DAP assembly for
channel B to see if this clears
the fault
Troubleshooting Guide
Possible faul ts
DAP assembly, channel B (low
probability)
Main board (high probability)
Main board
DAP assembly, channel B (high
probability)
Main board (low probability)
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