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Yamaha RX-V990 Service Manual page 2

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RX-V990
• TO SERVICE PERSONNEL
1, Critical Components
Components
having special characteristics
must be replaced
with parts having specifications
those originally installed.
2. Leakage Current Measurement
When service has been completed,
that all exposed
conductive
from supply circuits.
Meter impedance
should be equivalent to 1500 ohm shunted
byO.15µF.
Leakage current must not exceed 0.5mA.
"CAUTION"
"F601,602
"Fa01
CAUTION
F601,602
Fa01
ATTENTION
F601,602
Fa01
WARNING: CHEMICAL CONTENT NOTICE!
The solder used in the production of this product contains LEAD. In addition, other electrical/electronic
and/or plastic (where applicable) components may also contain traces of chemicals found by the
California Health and Welfare Agency (and possibly other entities) to cause cancer and/or birth defects
or other reprOductive harm.
DO NOT PLACE SOLDER, ELECTRICAL/ELECTRONIC OR PLASTIC COMPONENTS IN YOUR MOUTH
FOR ANY REASON WHAT SO EVER!
Avoid prolonged, unprotected contact between solder and your skin! When soldering, do not inhale
solder fumes or expose eyes to solder/flux vapor!
you come in contact with solder or components located inside the enclosure of this product, wash
If
your hands before handling food.
• INTERNAL VIEW
o
P. C. B. FUNCTION (6)
f)
POWER TRANSFORMER
P. C. B. MAIN (2)
o
P. C. B. FUNCTION (4)
o
P. C. B. FUNCTION (1)
o
P. C. B. TUNER
o
P. C. B. DSP (3)
o
P. C. B. MAIN (4)
o
P. C. B. MAIN (1)
CD>
P. C. B. MAIN (3)
6)
P. C. B. DSP (1)
~
P. C. B. DSP (2)
1
Information.
are marked and
equal to
(For 120V Models Only).
it is imperative
to verify
surfaces
are properly
insulated
: FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE T6.0A, 125V FUSE."
: FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE 10A, 250V FUSE."
: REPLACE WITH SAME TYPE T6.0A, 125V FUSE.
: REPLACE WITH SAME TYPE 10A, 250V FUSE.
: UTILISER UN FUSIBLE DE RECHANGE
: UTILISER UN FUSIBLE DE RECHANGE
-------
WALL
OUTLET
v---J
@]
Be sure to test for leakage with the AC plug in both
polarities.
DE MEME TYPE DE T6.0A, 125V.
DE MEME TYPE DE 10A, 250V.
AC LEAKAGE
EQUIPMENT
TESTER OR
UNDER TEST
J
EQUIVALENT
I~
)
)
=
INSULATING
TABLE
I

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