HP 8153A - Page 8

onto the outside of the mainframe, in a position where they are
clearly visible to anyone using the instrument.
You MUST return instruments with malfunctioning laser boxes to a HP Service
Center for repair and calibration.
The laser module has built in safety circuitry that will disable the optical output
in the case of a fault condition,
Warning
Use of controls or adjustments or performance of
procedures other than those specified for the laser source
may result in hazardous radiation exposure.
Warning
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Refer Servicing only to qualified and authorized personnel.
Warning
Do not enable the laser when there is no fiber attached to
the optical output connector.
The optical output connector is at the bottom, on the laser
module front panel.
The laser is enabled by pressing the grey button above the
optical output connector on the front panel. The laser is
enabled when the green LED on the front panel of the laser
module is lit.
Warning
Under no circumstances look into the end of an optical
cable attached to the optical output when the device is
operational.
The laser radiation is not visible to the human eye, but it
can seriously damage your eyesight.
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