Huawei SmartLogger3000 User Manual page 68

SmartLogger3000
User Manual
Figure 5-1 Power supply through the power adapter

Step 2 When MBUS is used for communication, turn on all the upstream switches of the MBUS
port.
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Issue 03 (2020-01-10)
Method 2: When a DC power supply is used, check that the cable between the DC
power supply and the SmartLogger as well as the SmartModule is connected properly,
and turn on the upstream power switch of the DC power supply.
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5 System Operation
60