Siemens ADVIA 2120, Operator'S Manual, Page: 476 / 477

Warnings and Safety Information B-13
Autosampler Barcode Reader
The autosampler barcode reader is classified as a Class II laser device. It has a
maximum power output of 1 mW at a wavelength of 670 nm, a pulse duration of
90 ns, and 3.6 mr units of beam divergence.
1 Laser aperture in back of
barcode reader
LASER WARNING
Some field service procedures require the removal of the protective housings that
prevent human access to the laser radiation. All field service procedures must be
followed precisely to prevent possible eye injury from the laser radiation. Only
Siemens-trained field service personnel should perform procedures related to the
ADVIA 2120/2120i laser optics bench.
Laser Hazard Precautions
The following list of precautions must be observed when servicing the ADVIA
2120/2120i laser optics:
•
Remove all jewelry from hands and wrists.
•
Do not look directly at the laser beam.
•
Do not look at specular reflections from the laser beam.
•
Do not place reflective objects, such as screwdrivers or jewelry, into the
beam path.
•
Always ensure that the laser beam is terminated with a beam stop.