AS Autosampler Operator’s Manual
ii Doc. 065051-03 1/08
2.3.9 Sequential Injection Option . . . . . . . . . . . . . . . . . . . . . . . . . . . .23
2.3.10 Concentrator Injection Option . . . . . . . . . . . . . . . . . . . . . . . . . .24
2.4 Rear Panel Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
2.4.1 USB Receptacle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
2.4.2 TTL/Relay Connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26
2.4.3 Fuse Holder and Power Receptacle . . . . . . . . . . . . . . . . . . . . . .26
2.5 Autosampler Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27
2.5.1 Local Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27
2.5.2 Computer Control (Locked Remote Mode) . . . . . . . . . . . . . . .30
2.6 System Wellness and Predictive Performance . . . . . . . . . . . . . . . . . . . .31
2.7 Theory of Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33
2.7.1 Understanding the Wait Operation . . . . . . . . . . . . . . . . . . . . . .33
2.7.2 Overlapping Sample Preparation . . . . . . . . . . . . . . . . . . . . . . . .34
2.7.3 Running Samples Without Overlap . . . . . . . . . . . . . . . . . . . . . .35
2.7.4 Operating the AS as the System Master (Disabling the
Wait Operation) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .35
2.7.5 Understanding the Cycle Time . . . . . . . . . . . . . . . . . . . . . . . . .36
2.7.6 Operating Events During a Schedule . . . . . . . . . . . . . . . . . . . .37
2.7.7 Understanding the Status Display During a Run . . . . . . . . . . . .40
2.7.8 Operating Events During Flushing and Priming . . . . . . . . . . . .41
2.7.9 Sample and Prep Syringe Fluid Schematics . . . . . . . . . . . . . . .42
3 • Operation and Maintenance
3.1 Getting Ready to Run . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .45
3.1.1 Turn On the Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .45