Huawei eSpace IAD Troubleshooting Manual page 67

eSpace IAD
Troubleshooting
Indicat
or
PHON
E 4
Indicators of the IAD208E(M)
Indicator
POWER
indicator
RUN indicator
Issue 02 (2012-02-29)
Colo Item
r
port
indicator
The numbers of the voice telephone interface indicators of the IAD101H, 102H, and 104H are 1, 2, and
4 respectively.
Name
PWR
RUN
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Copyright © Huawei Technologies Co., Ltd.
Status
Blinking (1.5s on
and 0.5s off)
On
Off
Abnormal
Status
Off when the
IAD is powered
on
Off when the
IAD is powered
on
3 Co mmon Troubleshooting Methods
Description
Indicates that the system is
switched over to the backup PSTN
and the phone is in use.
Indicates that the phone is picked
up or the phone is in lock state.
Indicates that the phone of the
corresponding port is in hang-up
state.
Fault Type Cause and
Rectification
Method
System fault: If the AC power
The IAD failed supply is
to start. normal and
cables are
connected, the
internal power
module of the
IAD is faulty.
The IAD needs
to be repaired.
1. Press the
System fault:
Reset button
The IAD does
to restart the
not respond or
device (Do
the serial port is
not turn off
faulty.
the power;
otherwise,
the alarm
log will be
lost.)
2. Run the
display
alarm
history all
command to
view the
alarm
information.
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