Keysight Technologies 34980A

Keysight 34980A Service Guide 11
Rear Panel Connector Pinouts
External Trigger/Alarms Connector (Male D-Sub)
Ext Trig Input /
Chan Adv Input (Pin 6)
Gnd (Pin 9)
1
5
6
9
Chan Closed Output /
VM Comp Output (Pin 5)
Input
5 V
0 V
> 1 μs
Output
3.3 V
0 V
Approx. 2 μs
Alarm 4 Output (Pin 4)
Alarm 3 Output (Pin 3)
Alarm 2 Output (Pin 2)
Alarm 1 Output (Pin 1)
or
Gnd (Pin 9)