To troubleshoot IIC bus failures
Use this test to isolate IIC (Inter-IC) bus failures to one of the following assemblies:
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A7 CPU
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A1/A2 Input
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A5 Analog
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A10 Rear Panel
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A11 Keyboard Controller
Step 1. Disconnect all assemblies connected to the CPU assembly’s IIC bus.
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Set the power switch to off ( O ).
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Remove the rear panel and disconnect the cable from A10 P100.
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Pull the following assemblies out of the card nest about 1 inch:
A5 Analog
A2 Input (optional)
A1/A2 Input
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Disconnect the keyboard cable from A7 P1.
Agilent 35670A Troubleshooting the Analyzer
To troubleshoot IIC bus failures
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