Juniper JSA5800 Hardware Manual page 60

• Wear safety glasses if you are working under any conditions that could be hazardous to your eyes.
• Do not perform any actions that create a potential hazard to people or make the equipment unsafe.
• Never attempt to lift an object that is too heavy for one person to handle.
• Never install or manipulate wiring during electrical storms.
• Never install electrical jacks in wet locations unless the jacks are specifically designed for wet
environments.
• Operate the device only when it is properly grounded.
• Follow the instructions in this guide to properly ground the device to earth.
• Replace fuses only with fuses of the same type and rating.
• Do not open or remove chassis covers or sheet-metal parts unless instructions are provided in the
hardware documentation for this device. Such an action could cause severe electrical shock.
• Do not push or force any objects through any opening in the chassis frame. Such an action could
result in electrical shock or fire.
• Avoid spilling liquid onto the chassis or onto any device component. Such an action could cause
electrical shock or damage the device.
• Avoid touching uninsulated electrical wires or terminals that have not been disconnected from their
power source. Such an action could cause electrical shock.
• Some parts of the chassis, including AC and DC power supply surfaces, power supply unit handles,
SFB card handles, and fan tray handles might become hot. The following label provides the warning
of the hot surfaces on the chassis:
• Always ensure that all modules, power supplies, and cover panels are fully inserted and that the
installation screws are fully tightened.
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