HP 5501A Operating And Service Manual page 14

SERVICE
Although this system has been designed in accordance with international safety standards,
this manual contains information, cautions, and warnings which must be followed to ensure
safe operation and to retain the system in safe condition. Removal of the cover and subsequent
senice or adjustments should
be
performed only by qualified service personnel.
t J
WARNING
HIGH VOLTAGES A R E G E N E R A T E D WITHIN T H E L A S E R HOUSING.
T H E C O V E R O F T H E MODEL 5500C LASER I S PROVIDED WlTH AN
VlDED WlTH AN INTERLOCK TO P R E V E N T ACCIDENTAL A C C E S S
TO VOLTAGES. F O R SAF€lY, T H E R E
ARE
NO HIGH VOLTAGES
ON T H E INTERCONNECTING C A B L E .
a
CAUTION
Any adjustment, maintenance, and repair of an opened instrument
under voltage should be avoided as much as possible and, when in-
evitable, should be carried out only by a skilled person who
is
aware
of the hazard involved.
Capacitors inside the instruments may still be charged even
if
the
instruments have been disconnected from their source of supply.
Whenever it is likely that the protection has been impaired, the
system must be made inoperative and be secured against any un-
intended operation.
Use of controls or adjustments, or performance of procedures other
than those specified herein m a y result in hazardous radiation exposure.