Cisco Cisco OptoStar II Driver Amplifier 설치 가이드

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Important Safety Instructions, Continued 
Be aware of the following general precautions and guidelines: 
• 
Servicing - Servicing is required when this equipment has been damaged in any 
way, such as power supply cord or plug is damaged, liquid has been spilled or 
objects have fallen into this equipment, this equipment has been exposed to rain or 
moisture, does not operate normally, or has been dropped. 
• 
Wristwatch and Jewelry - For personal safety and to avoid damage of this 
equipment during service and repair, do not wear electrically conducting objects 
such as a wristwatch or jewelry. 
• 
Lightning - Do not work on this equipment, or connect or disconnect cables, 
during periods of lightning. 
• 
Labels - Do not remove any warning labels. Replace damaged or illegible warning 
labels with new ones. 
• 
Covers - Do not open the cover of this equipment and attempt service unless 
instructed to do so in the instructions. Refer all servicing to qualified service 
personnel only. 
• 
Moisture - Do not allow moisture to enter this equipment. 
• 
Cleaning - Use a damp cloth for cleaning. 
• 
Safety Checks - After service, assemble this equipment and perform safety checks 
to ensure it is safe to use before putting it back into operation. 
Electrostatic Discharge 
Electrostatic discharge (ESD) results from the static electricity buildup on the human 
body and other objects. This static discharge can degrade components and cause 
failures. 
Take the following precautions against electrostatic discharge: 
• 
Use an anti-static bench mat and a wrist strap or ankle strap designed to safely 
ground ESD potentials through a resistive element. 
• 
Keep components in their anti-static packaging until installed. 
• 
Avoid touching electronic components when installing a module. 
Fuse Replacement 
To replace a fuse, comply with the following: 
• 
Disconnect the power before changing fuses. 
• 
Identify and clear the condition that caused the original fuse failure. 
• 
Always use a fuse of the correct type and rating. The correct type and rating are 
indicated on this equipment. 
 
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  Safety                                       OL-29669-02