HP 8753D Option 011 Service Manual page 132

Step 1. Initial Observations
nitiate the Analyzer Self-Test
1. Disconnect all devices and peripherals from the analyzer (including all test set
interconnects).
2. Switch on the analyzer and press
3. Watch for the indications shown in Figure 4-1 to determine if the analyzer is operating
correctly.
Figure ORDER4 here.
If the Self-Test Failed
Check the C line power to the analyzer.
Check the fuse (rating listed on rear panel, spare inside holder).
Check the line voltage setting (use small screwdriver to change).
If the problem persists, refer to \Step 4. Faulty Group Isolation."
RAFT
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RESET
5
Figure 4-1. Preset Sequence
Start Troubleshooting Here 4-3