Encoder Missing; Inlet-Valve Missing - Agilent Technologies 1260 Infinity User Manual

7
Error Information
Module Error Messages

Encoder Missing

The optical encoder on the pump motor in the module is missing or defective.
The processor checks the presence of the pump encoder connector every
2 seconds. If the connector is not detected by the processor, the error message
is generated.
Probable cause
1
2

Inlet-Valve Missing

The active-inlet valve in the module is missing or defective.
The processor checks the presence of the active-inlet valve connector every
2 seconds. If the connector is not detected by the processor, the error message
is generated.
Probable cause
1
2
3
102
Defective or disconnected pump encoder
connector.
Defective pump drive assembly.
Disconnected or defective cable.
Disconnected or defective connection cable
(front panel to main board).
Defective active inlet valve.
Suggested actions
Please contact your Agilent service
representative.
Please contact your Agilent service
representative.
Suggested actions
Please contact your Agilent service
representative.
Please contact your Agilent service
representative.
Exchange the active inlet valve.
1260 Nanoflow Pump User Manual