3Com V3000 ANALOG, Installation Manual

Page: 23 / 252

NBX IP Telephony Platforms 23
4 MOH Mini-jack (3.5 mm, mono or stereo) that accepts Music-On-Hold
audio (maximum 2V peak to peak) from the line output of a CD
player, tape player, or other music source.
5 Console DB-9 connector that provides an RS-232 (DCE) TTY terminal
connection for access to CLI commands and status. See also
“Connecting a Computer to a Console Port” on page 196 .
6 System
status lights Status lights S1 and S2 are normally off and only used by support
technicians for advanced troubleshooting.
7 USB Reserved for future use.
8
9
Analog line
ports (FX0)
and status
lights Four RJ-11 Foreign Exchange Office (FXO) ports for connecting
central office telephone lines.
A status light for each FXO port indicates the state of port.
Initialization:
■
Fast steady blink — Waiting for software download.
■
Solid on — Software has been downloaded. Loading flash
memory.
■
Slow, non-symmetric blinking pattern — Binding to the call
processor.
Operation:
■
Off for 9 to 10 seconds, on briefly — Idle, line not in use.
■
On for 9 to 10 seconds, off briefly — Call is connected.
10
11
ATA (FXS)
ports and
status lights Analog Terminal Adapter port, RJ-11 FSX (Foreign Exchange
Station) connector for connecting an analog device, such as an
analog telephone or a fax machine. The LED associated with the
port indicates the state of the port:
Initialization:
■
Fast steady blink — Waiting for software download.
■
Solid on — Software has been downloaded. Loading flash
memory.
■
Slow, non symmetric blinking pattern — Binding to the call
processor.
Operation:
■
Off for 9 to 10 seconds, on briefly — Idle, line not in use.
■
On for 9 to 10 seconds, off briefly — Call is connected.
Table 4 V3001 Analog Connectors and LEDs (continued)