Chapter 5: Troubleshooting

Troubleshooting the Agilent 1680A,AD-series

3

 

 

 

Are the power

No

 

 

supply fans

 

 

 

running?

 

 

 

Yes

 

 

 

Are both instrument

Yes

 

 

fans stopped?

 

 

 

No

 

 

 

Verify the fan voltage.

 

 

 

Perform "To test the

 

 

 

fan voltage" in Chapter 5.

 

 

Are the fan

No

Suspect the power supply.

Perform "To test the

 

 

 

voltages OK?

 

power supply voltages"

 

 

 

in Chapter 5.

 

Yes

 

 

 

 

 

Do all test

No

 

 

 

 

 

points pass?

 

 

 

Yes

 

Replace the

Replace the

Replace the

defective fan.

distribution board.

power supply.

1

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Agilent Technologies 1680, 1690 manual Are both instrument