20
Telephone connection
See Figure 5 on page 11, item 13. Some Challenger panel models are supplied
with a pre-wired 604 plug for connection to a 611 socket for PSTN in connection
mode 3 for dialler reporting formats (see Figure 11 below).
Figure 11: Line connections for 611 socket for dialler reporting formats
J15 serial port
See Figure 5 on page 11, item 20. The J15 port (also called STU port) may be
used for connection to a management software computer or to a printer.
Figure 12 below details the required connections from the J15 terminals to either
a DB9 or a DB25 serial connector (to a management software computer).
Figure 12: Wiring details for computer connection
LED indications
Refer to the legends of Figure 5 on page 11 for details of LED indications.
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