16 Agilent 7890 Series Troubleshooting
1 Concepts and General Tasks
Information to Obtain Before Calling Agilent for Service
Gather the following information before contacting Agilent for
service:
• Symptoms
• Problem description
• Hardware installed and parameters/configuration when the
error occurred (sample, supply gas type, gas flow rates,
detectors/inlets installed, and so forth)
• Any messages that appear on the GC display
• Results of any troubleshooting tests you have run
• Instrument details. Obtain the following information:
• GC serial number, which can be found on a sticker located
beneath the keypad on the bottom right corner of the GC.
• GC firmware revision (press [Status], then [Clear])
• GC power configuration (located on a label on the back
panel of the GC to the left of the GC power cable)
• Oven configuration (fast- or slow-heating)
• Press the [Status] key to display previous Error, Not Ready, and
Shutdown messages.
To obtain service/support contact numbers, see the Agilent Web
site at www.agilent.com/chem.
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