HP 8082A Operating And Service Manual page 7

GENERAL -This is a Safety Class I instrument
(provided with terminal for protective earthing)
and has been manufactured and tested according to
international safety standards.
OPERATION - BEFORE APPLYING POWER
with the
the following shall be observed:
Any interruption of the protective (ground-
ding) conductor (inside or outside the
instrument) or disconnecting the protective
earth terminal is likely to make this instru-
ment dangerous. tntentionaf
prohibited.
Whenever it is likely that the protection has
been impaired, the instrument must be made
inoperative and be secxed against any un-
intended operation.
Make sure that only fuses with the required
rated currznt and of the specified type
{normal blow, time deiay, etc.) are used for
replacement. The use of repaired fuses and the
short-circuiting of fuseholders must be
avoided.
Adjustments described in the manual are per-
formed with power supplied to the instrument
while protective covers are remowed.
available at many points may, if contacted,
result in personal injury.
Any adjustment, maintenance, and repair of
the opened instrument under voltage should be
avoided as much as possible, and when inevitable,
should be carried out only by a skilled person
*who is aware of the hazard involved.
Capacitors inside the instrument may still be
charged even if the instrument has been
from its source of supply.
section. Additionally,
interruption is
Energy
SAFETY SYMBl)LS
The apparatus will be marked with
symbol when it is necessary for the user to
refer to the instruction manual in order to
protect the apparatus against damage.
Indicates dangerous voltages.
Earth terminal {sometimes used in man-
ual
to indicated circuit common con-
nected to grounded chassis).
The WARNING sign denotes a
WARNING
hazard. It calls attention to a
procedure, practice or the like, which,
if not correctly performed or adhered
to, could result in injury or loss of
Do not proceed beyond a WARNING
sign until the indicated conditions
are fully understood and met.
CAUTION The CAUTiON sign denotes a hazard.
It calls atkct:!ttion
procedure, practice, or the like, which,
if not correctly performed or adhered
to, could result in damage to or destruc-
tion of part or all of the equipment.
Do not proceed beyond a CAUTION
sign until the indicated conditions are
fully understood and met.
to an operating