Table 4-59 Leds On The Gatm - Huawei BTS3900 V100R003 Hardware Description

4 BTS3900 Components
Function
The GATM has the following functions:
l
l
l
l
The GATM cannot support the TMA and RET antenna simultaneously.
LED
On the GATM there are three LEDs, which indicate the operating status of the GATM.
4-59

Table 4-59 LEDs on the GATM

LED
RUN
ACT
ALM
Port ID
There are eight ports on the GATM, of which six are used to supply power to the TMA or transmit
the RET control signals, one is used to connect the GATM to the BBU, and one is used as an
extended RS485 port. In addition, there is also a -48 V DC power supply socket.
describes the ports and socket on the GATM.
4-64
Controls the RET antenna.
Supplies power to the TMA.
Reports the RET control signal alarms.
Monitors the current from the feeder.
NOTE
describes the LEDs on the GATM.
Color
Green
Green
Red
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Status
ON for 2s and OFF for 2s The power supply is normal, but the
ON for 1s and OFF for 1s The module is functional and
OFF
ON
OFF
Blinking irregularly
ON
OFF
Hardware Description
Description
communication with the BBU incurs
faults.
communicates with the BBU
properly.
There is no power supply, or the
module is faulty.
The AISG link is available.
The AISG link is unavailable.
The AISG link is in transmission
state.
An alarm is generated, such as an
overcurrent alarm.
The module is functional.
Issue 04 (2011-02-15)
BTS3900
Table
Table 4-60