Mainboard Overview - Agilent Technologies 1220 Infinity II LC User Manual

Mainboard overview

Pump module connectors:
1. Instrument Status LED
2. Pressure Sensor
3. Dual Channes Gradient Valve
4. Pump Drive Encoder
5. Pump Fan
6. Solvent Selection Valve (SSV)
7. Active Inlet Valve (not used)
8. Degasser Assembly Connectors
9. Pump Drive
Sampler module connectors:
10. Connector for Manual Injector
11 Connectors for autosampler transport assembly
12. Heater assembly connector
VWD connectors:
13. Grating motor
14. Filter motor
15. Grating pos. sensor
16. Filter pos. sensor
17. Grounding connector lamp
18. Sampler diode
19. Reference diode
20. D2 lamp
21. VWD fan
22. VWD heater sensor
23. VWD heater
Power supply sensors
24. Power fail connector
25. Power switch control
26. Power and ground
Figure 68
1220 Infinity II LC System User Manual
1
8
9
10
11
12
13
14
15
16
17
Connectors of the Agilent 1220 Infinity II Instrument Mainboard
Parts for Maintenance and Repair
1220 Infinity II LC System
2 3 4 5
24, 25, 26
18 19 20
6 7
21, 22, 23
12
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