Agilent Technologies 89410A Service Manual page 103

following keys while monitoring the display. Note which trigger
types are functioning:
]
[
Trigger
[trigger type]
[ ]
IF channel 2
[ ]
channel 2
[ ]
Return
[chan level]
0
[ ]
V
[ ]
slope
[ −]
[ ]
+
e Compare the trigger failure to the failures listed in the following
table.
Trigger Mode Failing
(only one of the following categories)
External Trigger
Trigger Slope
Trigger Level
IF channel 1 and/or IF channel 2
Internal source
Channel 1 Trigger and Channel 2 Trigger
Channel 1 Trigger or Channel 2 Trigger
f If the failure has not been isolated, continue troubleshooting with
Step 3.
Troubleshooting the Analyzer
To troubleshoot trigger failures
Probable Faulty Assembly
or Next Step
A36 Trigger
A36 Trigger
A36 Trigger
A50 Digital Filter
A30 Digital Source
A36 Trigger
Step 3
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