
Item
Description
Pin7
DI+
Pin8
GND
Indicator
Green
indicator
Power output indicator
● Steady on: The 12 V DC output is normal.
● Off: No 12 V DC output is provided.
Table 3-23 COM3/12V port pin definitions
Item
Description
Pin
sequence
Pin1
RS485+
Pin2
RS485-
Pin3
12V DC_OUT
Pin4
RS485+
Pin5
RS485-
Pin6
-
Pin7
-
Pin8
GND
Indicator
Green
indicator
Power output indicator
● Steady on: The 12 V DC output is normal.
● Off: No 12 V DC output is provided.
Table 3-24 COM4/CAN port pin definitions
Item
Description
Pin
sequence
Pin1
RS485+
Pin2
RS485-
Pin3
-
Pin4
RS485+
Pin5
RS485-
Pin6
-
Pin7
CAN_H
Pin8
CAN_L
FusionModule800 Smart Small Data Center
User Manual
3 System Architecture
Issue 01 (2021-02-05)
Copyright © Huawei Technologies Co., Ltd.
52