Safety Check-Out - Sony TA-N511 Service Manual

TA-N511/N611 |
TABLE OF CONTENTS SAFETY CHECK-OUT
3-3. Printed Wiring Boards:+::++++++- tence eeeees 7 methods.
A. EXPLODED VIEWS ----+--- eee cece eee e tere eee ences 14
ments.
2. <A battery-operated AC milliammeter. The Data
5. ELECTRICAL
PARTS LIST --++++---+seeeeeeesers
16
Precision 245 digital multimeter is suitable for
this job.
3. Measuring the voltage drop across a resistor by
means of a VOM or battery-operated AC volt-
meter. The "limit" indication is 0.75 V, so
SH-63Trd are examples of a passive VOM that
is suitable. Nearly all battery operated digital
multimeters that have a 2V AC range are
suitable. (See Fig. A)
STEREO POWER AMPLIFIER
To Exposed Metal
Parts on Set
| SERIAL NO.
| MADE IN JAPAN V
AC
voltmeter
(0.75 V)
US, Canadian models : 120V AC, 60Hz
Australian model : 220V AC, 50,//60Hz "= Earth Ground
E model : 120V, 220V, 240V AC, 50/60Hz Fig. A. Using an AC voltmeter to check AC leakage.
COMPONENTS IDENTIFIED BY MARK A\ OR DOTTED A LA SECURITE!
LINE WITH MARK /\ ON THE SCHEMATIC DIAGRAMS LES COMPOSANTS IDENTIFIES PAR UNE MARQUE /\
AND IN THE PARTS LIST ARE CRITICAL TO SAFE
SUR LES DIAGRAMMES SCHEMATIQUES ET LA LISTE
OPERATION.
REPLACE THESE COMPONENTS WITH
DES PIECES SONT CRITIQUES POUR LA SECURITE
SONY PARTS WHOSE PART NUMBERS APPEAR AS DE FONCTIONNEMENT. NE REMPLACER CES COM-
SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB-
POSANTS QUE PAR DES PIECES SONY DONT LES
LISHED BY SONY.
. NUMEROS
SONT DONNES DANS CE MANUEL
OU
DANS LES SUPPLEMENTS PUBLIES PAR SONY.
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