LED
Status
Description
Yellow: blinking quickly, on for
0.3s and off for 0.3s
The fan tray is not registered or it is
being loaded.
Yellow: on for 1s and off for 1s
repeatedly
The fan tray generates a warning that
does not affect the services.
Yellow: on
The communication is lost.
Red: blinking quickly, on for 0.3s
and off for 0.3s
The fan tray is faulty, or it generates an
alarm of overhigh temperature.
9.9 DIP Switches
The fan tray is installed with a fan monitoring board. This topic describes the indications and
settings of the DIP switches.
shows the layout of the H612FCBA board.
Figure 9-5
Layout of the DIP switches on the FCBA board
H511FDMB
SW1
SW2
1234
ON OFF
1
2
3
4
ON
OFF
NOTE
The PCB board of the H612FCBA board is H511FDMB.
describes the functions of the DIP switches on SW1.
Table 9-19
Functions of DIP switch SW1 on the FCBA board
DIP Switch
Function
1-4
Set whether the connectors are connected to fans. For details, see
.
l
If the switch is set to OFF, the corresponding connector is connected to a fan.
l
If the switch is set to ON, the corresponding connector is idle and not connected to a fan.
The three fans on the fan monitoring board of the HABM shelf are connected to corresponding
connectors J1, J2, and J3 on the board.
describes the settings of SW1.
UA5000 Universal Access Unit
Environment Monitoring
9 Fan Tray Monitoring Solution
Issue 01 (2012-08-17)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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