Indicato
r
Color Status Meaning Operation Description
Red Blinking (on
for 0.125 s
and off for
0.125 s
repeatedly)
The fan tray
is faulty or
the fan tray
generates
an over-
temperature
alarm.
l Increase the fan speed to lower
the temperature.
l Replace the faulty fan tray.
NOTE
When only one power board is configured, the LED turns yellow and blinks. The services are not
affected.
DIP Switches
The fan tray uses the FCBI monitoring board, which supports the -48 V / -60 V input voltage,
which provides a set of DIP switches SW1-S1.
Table 2-9 describes the settings of SW1-S1.
Table 2-9 Settings of SW1-S1
DIP Switch
Indication Default Settings
S1-1 It is used to set the subnode address of the
fan tray that maps the data configuration.
l ON: The address bit is 0.
l OFF: The address bit is 1.
By default, the address bit is 1.
OFF
S1-2 ON
S1-3 ON
S1-4 ON The baud rate of the
communication between the fan
tray and the control board is 19200
bit/s.
ON
OFF The baud rate of the
communication between the fan
tray and the control board is 9600
bit/s.
S1-5 It is used to set the scenario of fans. The
high eight dip switch should be 0000 1010
for ETSI subrack.
l 0 indicates the switch should be ON.
l 1 indicates the switch should be OFF.
ON
S1-6 OFF
S1-7 ON
S1-8 OFF
SW1-1 ON
SmartAX MA5600T/MA5603T/MA5608T Multi-service
Access Module
Hardware Description
2 Subrack and Chassis
Issue 24 (2018-07-30) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
82
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