DIP Switch Indication Default Settings
S1-3
l ON: The address bit is 0.
l OFF: The address bit is 1.
By default, the address bit is 1.
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 quantity of fans. ON
S1-6 ON
S1-7 It is used to set the mode of adjusting the
fan speed.
ON
S1-8 ON
Table 2-36, Table 2-37, and Table 2-38 describe the settings of the DIP switches of S1.
Table 2-36 Settings of S1-1, S1-2, and S1-3
S1-3
S1-2 S1-1 Address Value
ON ON ON 0
ON ON OFF 1
ON OFF ON 2
ON OFF OFF 3
OFF ON ON 4
OFF ON OFF 5
OFF OFF ON 6
OFF OFF OFF 7
NOTE
When S1-1, S1-2, and W1-3 are used to set the subnode address, make sure that the DIP switch settings
are consistent with the data configuration. But the subnode address value cannot be the same as that of
the environment monitoring board.
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.
122
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