Yamaha AX-496 Service-Handbuch - Seite 3
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I TO SERVICE PERSONNEL
1. Critical Components Information.
Components having special characteristics are marked s
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.
G
Meter impedance should be equivalent to 1500 ohm shunted
by 0.15µF.
G
Leakage current must not exceed 0.5mA.
G
Be sure to test for leakage with the AC plug in both polarities.
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 REA-
SON 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.
I REMOTE CONTROL PANEL
STANDBY/ON
TAPE
DIR A
DISC SKIP
CD
–
+
PRESET
TUNER
MD
TAPE
AUX
PHONO
–
VOLUME
RAX9
V499920
DECK A/B
DIR B
A/B/C/D/E
CD/DVD
TUNER
+
WALL
EQUIPMENT
OUTLET
UNDER TEST
INSULATING
TABLE
I IMPEDANCE SELECTOR
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.
AX-496/396
AC LEAKAGE
TESTER OR
EQUIVALENT
2