LED
Indicato
r
Color Status Meaning Operation Description
STATUS Yellow Blinking
quickly (on
for 0.3 s and
off for 0.3 s
repeatedly)
The fan tray
is not
registered
or is being
loaded.
No action is required.
The
communica
tion
between the
host and the
fan tray is
interrupted.
Check communication between the
fan tray and device.
Green Blinking The fan tray
works in
the normal
state.
No action is required.
Yellow Blinking
slowly (on
for 1 s and
off for 1 s
repeatedly)
The fan tray
generates
alarms that
do not
affect
services.
Handle it based on the
corresponding alarm.
Red Blinking 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 FCBB monitoring board, which supports the -48 V / -60 V input voltage
and provides a set of DIP switches SW2. The following figure shows the layout of DIP
switches and default settings.
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.
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