5-10
Cisco ONS 15454 DWDM Reference Manual, R8.5
78-18343-02
Chapter 5 Multiplexer and Demultiplexer Cards
5.2.2 Class 1M Laser Product Cards
Figure 5-5 Shock Hazard Label
This label alerts personnel to electrical hazard within the card. The potential of shock hazard exists when
removing adjacent cards during maintenance, and touching exposed electrical circuitry on the card itself.
5.2.2 Class 1M Laser Product Cards
The 32DMX-O and 4MD-xx.x cards have Class IM lasers. The labels that appear on these cards are
described in the following subsections.
5.2.2.1 Class 1M Laser Product Label
The Class 1M Laser Product label is shown in Figure 5-6.
Figure 5-6 Class 1M Laser Product Label
Class 1M lasers are products that produce either a highly divergent beam or a large diameter beam.
Therefore, only a small part of the whole laser beam can enter the eye. However, these laser products
can be harmful to the eye if the beam is viewed using magnifying optical instruments.
5.2.2.2 Hazard Level 1M Label
The Hazard Level 1M label is shown in Figure 5-7.
CAUTION
HAZARD LEVEL 1M INVISIBLE
LASER RADIATION
DO NOT VIEW DIRECTLY WITH
NON-ATTENUATING OPTICAL
INSTRUMENTS λ =
λ = 1400nm TO 1610nm
145953
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