The CMU can detect the alarms of the ambient temperature and humidity sensors. When
detecting an alarm, the device management IC on the CMU sends the alarm to the device.
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Cabinet door control
The CMU monitors the cabinet door (open or close) through magnetic detection and sends
signals to the device. In addition, the CMU supports remote unlocking so that you can
remotely instruct the CMU to allow or prohibit door opening.
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Alarm output
The CMU provides two-level alarm output.
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Major-node alarm detection
The CMU allows input of alarm detection signals from up to six major nodes to detect
whether the devices outside the chassis are normal.
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One RS-232 port and one RS-485 port
The CMU provides an RS-232 serial port for you to search information about the CMU.
In addition, the CMU provides an RS-485 serial port to connect required devices. The
RS-485 port provided by the CMU can work in full duplex mode.
Panel Description
shows the appearance of the panel.
Figure 3-20
Panel appearance
lists the functions of the indicators on the CMU panel.
HUAWEI Eudemon8000E Firewall
Hardware Description
3 E8000E-X8 Chassis Overview
Issue 01 (2012-11-07)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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