Huawei ViewPoint 8650C MCU Quick Start Manual page 30

1 Safety Precautions
Before plugging or unplugging any cable, shut down the device and disconne
power supply.
While plugging or unplugging any cab
Do not step on, pull, or overbend an
leading to malfunction of the device.
Do not use old or damaged cables.
Keep the power plug clean and dry, to prevent electric shock or other dangers.
During lightning, disconnect the device from the power supply, and unplug all
cables connected to the d
If the device is not used for a long time, disconnect the power supply and
unplug the power
Do not look directly into the optical interface on the device,. Otherwise, your eyes
may be injured.
In any of the following cases, stop using the device immediat
power supply, unplug the power plug: smoke, sound, or smell is emitted from the
device. Contact the app
Make sure that no object (such as metal shavings) enters the device through the
heat dissipation vent.
Before connecting any other cable, connect the grounding cable of the device. Do
not disconnect the grounding cable until you disc
Make sure that the three-phase power socket is grounded properly. The neutral line
and the live line cannot be connected inversely.
Do not scratch or abrade the she
allergy or malfunctions of the device. If the shed painting material drops into the
host, a short circuit may occur.
If the fuse on the device burns out, replace it with the fuse of the same model and
specification, t
Cleaning R equirements
Before cleaning the device, stop using it, disconnect the power supply, and unplug
all the cables connected to the device, such a
Do not clean the device shell with any cleaning solution or cleanser spray. Use a
piece of soft cloth to
Environ mental Protection
Do not dispose the abandoned device or battery in a garbage can. Y
according to the local regulations on disposing of device packing materials, exhausted
battery and abandoned device, and support the recycling activity.
1-2
evice, such as the power cable, to avoid lightning strike.
plug.
ointed maintenance center for repair.
ll of the device. The shed painting may lead to skin
o ensure that the device runs safely.
clean the device shell.
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le, make sure that your hands are dry.
y cable. Otherwise, the cable may be damaged,
onnect all the other cables.
s the power cable.
ViewPoint 8650C MCU
Quick Start
ct the
the
ely, disconnect the
ou need to dispose it
Issue 02 (2010-11-27)