Agilent Technologies 8453 Operator's Manual page 157

Table 4
Theory of Operation
External Cables
External Cables
Sipper-GPIO Cable
The sipper-GPIO cable (part number G1103-61609) is used to connect the
single-channel peristaltic pump to the GPIO connector at the rear of your
spectrophotometer.
Sipper-GPIO Cable (G1103-61609)
GPIO Pump
Connector Connector
1 1
2 2
14
15 3
*
(-) means active low (negative true logic)
Sipper/Sampler-GPIO Cable
The sipper/sampler-GPIO cable (part number G1103-61608) is a cable with
three connectors. It is used to connect the single-channel peristaltic pump
Function
Direction, counter-clockwise (-)
Pump on, clockwise (-)
Status, jumper to 15
DGND
*
51