Yamaha DSP-AX1, Service Manual

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DSP-AX1/RX-V1
DSP-AX1/RX-V1
■
TO SERVICE PERSONNEL
1. Critical Components Information.
Components having special characteristics are marked
Z
and must be replaced with parts having specifications equal
to those originally installed.
2. Leakage Current Measurement (For 120V Models Only).
When service has been completed, it is imperative to verify
that all exposed conductive surfaces are properly insulated
from supply circuits.
●
Meter impedance should be equivalent to 1500 ohm shunted
by 0.15
µ
F.
●
Leakage current must not exceed 0.5mA.
AC LEAKAGE
TESTER OR
EQUIVALENT
EQUIPMENT
UNDER TEST
INSULATING
TABLE
WALL
OUTLET
1
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
WHATSOEVER!
Avoid prolonged, unprotected contact between
solder and your skin! When soldering, do not
inhale solder fumes or expose eyes to solder/flux
vapor!
If you come in contact with solder or components
located inside the enclosure of this product, wash
your hands before handling food.
IMPEDANCE SELECTOR
WARNING
Do not change the IMPEDANCE SELECTOR
switch setting while the power to this unit is
on, otherwise this unit may be damaged.
●
Be sure to test for leakage with the AC plug in both
polarities.
“CAUTION”
“F751 : FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE 12A, 250V FUSE.”
CAUTION
F751 : REPLACE WITH SAME TYPE 12A, 250V FUSE.
ATTENTION
F751 : UTILISER UN FUSIBLE DE RECHANGE DE MEME TYPE DE 12A, 250V.
A V