Analog Voice Module And Universal Analog Voice Module - Nortel Passport 4400 Series Hardware Installation Manual

Passport 4400 Hardware Installation Manual

Analog Voice Module and Universal Analog Voice Module

There are a total of six indicators associated with each voice/fax channel of both
the Analog Voice Module and the Universal Analog Voice Module. The following
figure shows and describes the functions of the indicators during normal
operation.
Note: During network code download, each red indicator is turned on
OK LO RO LS RS TM
Indicator State
OK On
Flashing
Off
LO On
Flashing
RO On
LS On
RS On
TM Always off
11-6
and off sequentially for 1 second.
Figure 11-5. Analog Voice Module Indicators
Table 11-7. Description of Analog Voice Module Indicators
Status
Channel is in normal operating mode.
Channel is in fax mode.
Channel is inoperative.l
E&M or FXS – channel is off-hook.
FXO outgoing call – second dial tone is heard.
FXO incoming call – call is answered.
Channel is in busyout state.
Remote channel is attempting to contact local channel.
Voice/fax traffic is flowing to remote end.
Voice/fax traffic is obtained from remote end.
Indicators