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FusionModule5000 Smart Modular Data Center
Installation Guide (Single-Row Aisle Containment with
2000 mm High Cabinets, ECC800)
12 Cable Routing
Issue 01 (2019-03-05)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
183
Table 12-2
Relationships between the status of the indicator and the SMS modem
Indicator
Modem
On
The SMS modem is activated and is not registered with
the network.
Blinks slowly
The SMS modem is connected to the network and is in
idle mode.
Blinks quickly
The SMS modem is in transmission mode.
Off
The SMS modem is deactivated.
Step 5
Install the modem drive program.
For details, see the documents delivered with the modem.
Normally there is no need to install the modem drive program. Install it if required according to the
documents delivered with the modem.
----End
12.9 Connecting the Ground Cables for the Smart Module
The grounding system of the Smart Module must be a TN-S or TN-C-S system. The ground
resistor between the equipment ground cable and data center ground bar must be less than 0.1
ohm.
12.9.1 Grounding Cabinets
M-type Grounding
Cabinets are grounded by cables connected from the main ground copper bars shown by (2) in