FusionModule1000B Water-Cooled IT Solution
Commissioning Guide
9 Commissioning Core Components
Issue 02 (2017-01-10)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
76
Port Name
Port Description
Remarks
(4) RS485_1
Northbound serial port
connecting to the management
system when the Modbus
protocol is used
The RS485 cable connected to
the port uses the RJ45 unshielded
connectors with the following
pins:
Pin 1: positive transmit end on
the MDU
Pin 2: negative transmit end
on the MDU
Pin 4: positive receive end on
the MDU
Pin 5: negative receive end on
the MDU
(5) USB Host
USB host port
-
(6) RST
Reset the MDU.
-
(7) SD
SD card slot
-
(8) SW1-4
DIP switch
-
The ports are protected by a security mechanism.
Procedure
Step 1
Check the alarm indicator. If an alarm is displayed, clear the alarm before continuing the next
step.
Step 2
Verify the MDU configurations based on the PDC user manual.
During the MDU power-on commissioning, you are not allowed to modify the MDU initial
configurations unless you are authorized by onsite Huawei engineers.
Step 3
Enter a user name and password to access the MDU, set the user name, password, time, and
language, and check that the initial parameter settings are correct.
For the setting method, see the PDC user manual.
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