H3C S7500 Series Ethernet Switches Compliance and Safety Manual

Compliance and Safety Manual
H3C S7500 Series Ethernet Switches Chapter 3 Safety Information
3-3
the handles on certain modules such as power supply, fans or cards, for they
cannot support the weight of the device.
z Do not lift the chassis alone, always move it by two people. When lifting it, keep
your back straight and move stably.
z To prevent laser radiation from hurting your eyes, never stare into the open optical
port.
z For safety it is not recommended to wear jewelry and watch during operation on
device.
z Installation, configuration and disassembly must be done only by skillful personnel
according to the documents concerned.
z The unit/system must be operated by experts and authorized users only.
z Any replacement or change to the system or parts of the system (including the
software) must be done by qualified or authorized personnel of H3C.
z Any fault and error that might affect safety must be reported immediately by the
user to the person in charge.
z Removal or disabling of safety facilities, troubleshooting, and maintenance of the
equipment must be done by qualified specialists only.
All parts of the document must be followed to the full. The document also serves as a
guide to the selection of measuring and test equipment.
3.2 Electricity Safety
3.2.1 High Voltage
Danger:
High voltage power supply offers electric power for equipment operation. Direct contact
or indirect contact (via damp objects) with high voltage and AC mains supply may result
in fatal danger.
z During the installation of AC power supply facility, the local safety regulations must
be followed. The personnel who install the AC facility must be qualified for high
voltage and AC operations.
z Conducting articles, such as watch, hand chain, bracelet and ring are prohibited
during the operation.
z When water is found in the rack, or the rack is damp, please immediately switch off
the power supply.