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Technics SU-C04 Service Manual page 11

Stereo integrated amplifier

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RELAY
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CURRENT
DETECTOR
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D3N~ 314
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SVDSRIK2
AC1107120/220
'I SCHEMATIC DIAGRAM ©
(This schematic diagram may be modified at any time with the
development of new technology .)
Notes:
de
2.
Ons
$1-1~$1-3:
Input selector switch in "phono" position.
$2:..
_ $3:
S4:
. $5:
. S6:
$1-1 — phono, S1-2 — tuner, S1-3 — aux
Tape 1 monitor switch in "source" position.
source «— tape 1/tape dubbing 1 ® 2
Tape 2 monitor switch in ''source"' position.
source «> tape 2
Loudness switch in "'off'' position.
Power switch in ''on'"' position.
Voltage selector switch in ''120V" position.
120V <> 110V <-> 220V <> 240V
circuit tester (high impedance) with the chassis taken as standard.
Therefore,
there
may
exist some
errors
in the voltage values, depending
on,
the internal impedance of the DC circuit tester.
aeaae2"Phono signal lines of left channel.
mam
Positive (+B) voltage lines.
Important safety notice:
Components identified by
A
mark have special characteristics
impertnat
for safety.
When
replacing
any
of these components, use only
manufacturer's specified parts.
e Power source circuit for [XA] area only
EE
A GH
SD
SCE
one
[XA] is available in Southeast Asia, Oceania, Africa,
Middle near East and Central South America.
I
HED
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So
ae ae a
Aa:
res
pe
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=
AN aciosi2os
«4
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220/240v |
AC 1107120722
/240V
\
ary
90 /6Onz
. (_]Indicated voltage values are the standard values for the DC electronic

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