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15. SAFETY INFORMATION
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
I ine
cord of the appliance
directly into a 120V AC 60Hz outlet and
tu
rn
the AC
power switch on. Any current measured must not exceed
0.5mA.
Device
under
test
Test all
exposed metal
surfaces
2-wire cord
Also test with
plug reversed
( Using AC adapter
plug as required)
Leakage
current
tester
-+
-
AC Leakage Test
Reading should
not be above
0.5mA
Earth
-
-
ground
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 appl iancE
have special safety related characteristics.
These
are ofter
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
in this
Service
Manual.
Electrical
components having such features are identifiec
by marking with a
&
on the schematics and on the
part~
list in this
Service
Manual.
The use of a substitute replacement component whic~
does not have the same safety characteristics as thE
PIONEE.R
recommended replacement
one,
shown in thE
parts list in this Service Manual, may create shock,
fire,
01
other
hazards.
Product Safety
is
continuously under review and
neV'
instructions
are issued from time to time. For the
lates·
information,
always consu
It.,,
the current
PI ONE
ER
Serv
ice
Manual. A subscription to, or additional copies of
PIONEER
Service
Manual may be obtained at a nomina
charge
from
PIONEER.
71
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