DASAN Zhone Solutions Inc. 2426Y1 사용자 설명서

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Important Safety Instructions
 zNID 24xxA1 Hardware Installation Guide
9
Important Safety Instructions
Read and follow all warning notices and instructions marked on the product 
and included in the manual.
Veuillez lire et respecter toutes les notices d'avertissement et les instructions 
indiquées sur le produit et inclues dans le manuel.
Laser Safety Instructions
DZS equipment and associated optical test sets use laser sources that emit 
light energy into fiber cables. This energy is within the red (visible) and 
infrared (invisible) regions of the electromagnetic spectrum.
Laser products are subject to federal and state or provincial regulations, and 
local practices.  Regulation 21 CFR 1040 of the U.S. Bureau of Radiological 
Health requires manufacturers to certify each laser product as Class I, II, III, 
or IV, depending upon the characteristics of the laser radiation emitted. In 
terms of health and safety, Class I products present the least hazard (none at 
all), while Class IV products present the greatest hazard.
Although DZS optical products have a Class I certification, hazardous 
exposure to laser radiation can occur when fibers connecting system 
components are disconnected or broken.
Certain procedures carried out during testing require the handling of optical 
fibers without dust caps and therefore increase the risk of exposure. Exposure 
to either visible or invisible laser light can damage your eyes under certain 
conditions.
Read and observe the following precautions to decrease the risk of exposure 
to laser radiation.
WARNING! Risk of eye damage. At all times, when handling 
optical fibers, follow the safety procedures recommended by your 
company.
WARNING! Avoid direct exposure to fiber ends or optical 
connector ends. Laser radiation may be present and can damage 
your eyes.
WARNING! Never look into an active optical fiber or an optical 
fiber connector opening of an active or powered-up unit.
Note: When working with optical fibers, take these precautions:
Wear safety glasses when installing optical fibers.
Clean hands after handling optical fibers. Small pieces of glass are not 
always visible and can cause eye damage. Get medical assistance 
immediately for any glass that comes into eye contact.