Agilent 35670A

Troubleshooting the Analyzer

 

To troubleshoot IIC bus failures

To troubleshoot IIC bus failures

Use this test to isolate IIC (Inter-IC) bus failures to one of the following assemblies:

A7 CPU

A1/A2 Input

A5 Analog

A10 Rear Panel

A11 Keyboard Controller

Step 1. Disconnect all assemblies connected to the CPU assembly’s IIC bus.

GSet the power switch to off ( O ).

Remove the rear panel and disconnect the cable from A10 P100.

Pull the following assemblies out of the card nest about 1 inch: Disconnect the keyboard cable from A7 P1.A5 AnalogA2 Input (optional)A1/A2 Input

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Agilent Technologies 35670-90066 manual To troubleshoot IIC bus failures