Performance Test - Keysight Technologies P Series Service Manual

Performance Test

Type of failures
1 mW power reference level
failures
VSWR failures
Time base frequency accuracy
failures
Zero set (average path) failures
Zero set (peak path) failures
Linearity (average path) failures
Linearity (peak path) failures
Rise/Fall time (peak path) failures
Keysight N8262A Service Guide
Debug tips
Attempt to adjust the 1 mW
Power Reference Level
Not applicable
– Check that the SMB cable
being used is not damaged
– Check that the SMB is
connected to 'Trig Out' , not
'Trig In'
Not applicable
Not applicable
Not applicable
Replace the measurement board
assembly for the channel to see if
this clears the fault
Check/reseat the sensor flex RF
connections
Troubleshooting Guide
Possible faul ts
Calibrator Assembly (high
probability)
Mother Board (low probability)
Calibrator Assembly
Mother Board
Mother Board
Mother Board
Mother Board
– Measurement board assembly
(low probability)
– Mother board (high
probability)
– Sensor flex assembly (low
probability)
– Measurement board assembly
(low probability)
– Mother board (high
probability)
5
77