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1. SAFETY
PRECAUTIONS
The
following
check
should
be performed
for the con-
tinued protection of the customer and service technician.
LEAKAGE
CURRENT
CHECK
Measure leakage current to a known earth ground (water
pipe, conduit, etc.) by connecting a leakage current tester
such
as Simpson
Model
229-2 or equivalent between
the
earth ground and all exposed metal parts of the appliance
(input/output
terminals,
screwheads, metal overlays, con-
trol shaft, etc.). Plug the AC
line cord of the appliance
directly
into
a 120V
AC
60Hz
outlet
and
turn
the AC
power
switch
on.
Any
current
measured
must
not exceed
0.5mA
Reading should
not be above
О.5тА
Leakage
current
tester
Device
under
Test all
exposed metal
surfaces
2-wire cord
Also test with
piug reversed
=
Earth
(Using AC adapter
ground
plug as required)
&
©
AC Leakage Test
PR-8210-A
ANY MEASUREMENTS
NOT WITHIN THE LIMITS OUT-
LINED
ABOVE
ARE
INDICATIVE
OF
A POTENTIAL
SHOCK
HAZARD
AND
MUST
BE
CORRECTED
BEFORE
RETURNING
THE
APPLIANCE
TO
THE
CUSTOMER.
2.PRODUCT
SAFETY
NOTICE
Many
electrical
and mechanical
parts in the appliance
have special safety related characteristics. These are often
not
evident
from
visual
inspection
nor
the protection
af-
forded
by them
necessarily can be obtained
by using re-
placement components rated for voltage, wattage, etc. Re-
placement
parts
which
have
these
special
safety charac-
teristics are identified іп this Service Manual.
Electrica! components having such features are identified
by marking with a
on the schematics and on the parts
list in this Service Manual.
The use of a substitute replacement
component which
does
not
have
the
same
safety
characteristics
as
the
PIONEER
recommended
replacement
one,
shown
in the
parts list in this Service Manual,
may
create shock, fire, or
other hazards.
Product
Safety
is continuously
under
review and new
instructions
are issued from time to time. For the latest
information,
always
consult
the current
PIONEER
Serv-
ice
Manual.
A
subscription
to,
or
additional
copies
of,
PIONEER
Service Manual
may
be obtained at a nominal
charge from PIONEER.
16
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