Operating Guide 3
Contents
1 Introduction
Where to Find Information 8
Online User Documentation 8
Agilent Customer Portal 9
Chromatography Using a GC 10
The Front View of the Agilent 7820A GC 11
The Back View of the Agilent 7820A GC 12
The Inlets 13
The GC Column and Oven 15
Detectors 16
The Operating Panel 17
The display 17
Indicator Lights 17
Alert Tones 18
The keypad 19
2 Operating Basics
Overview 22
Instrument Control 23
Correcting Problems 24
To Start Up the GC 25
To Shut Down the GC for Less Than a Week 26
To Shut Down the GC for More Than a Week 27
3 Software Keypad Operation
To Install the Software Keypad 30
The Software Keypad 31
To connect to a GC 31
To disconnect from a GC 32
Other program settings 32
To minimize or expand the software keypad 33
To troubleshoot a connection 33
To get help 34
The Run Keys 35
The Service Mode Key 35