P/N PM000223A • Rev. 1 • ISS 9 August 2017 38
Installation Manual
NU-Series Hardware
IP Devices
When there is a conflict between the NISM system setup and the power supply type, then
the NISM2 power LED flashes red.
Figure 30 NISM power indicator LED
Legend:
(1) Power Indicator LED
5.3.6 Connecting a Paging System
Use either of the RS232 COM ports (COM1 and COM2) to connect ESPA or TAP paging
systems. Support for a TAP or an ESPA paging system requires a license.
Figure 31 Connecting a paging system to a COM port
Legend:
(1) COM1 or COM2
You must select the type of paging system protocol in the NISM Advanced Configuration
page of the System Manager. The paging system protocol selection is located under
“Paging”, as shown in the following figure.