Technics SU-X920D Service Manual page 15

Stereo integrated amplifier
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DAAIA
Nene
/NDnickb&B
ca
aon
ga
eanga
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R402
to BY Fu orive
CURCUIT (46048)
(Page 13)
c4i2
KO0.047
12K
to EM ru oaive
CIRCUIT (y6O18)
(Page 13)
To BB ru onive
CIRCUIT ( y603B)
(Page 13)
OTAI I4ESTP
CIRCUIT (y6028)
(Page 13)
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3
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k
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M51131L-702
ELECTRIC
VOLUME
R310
22K
R312
39K
Q30!
2SD2144STA
SWITCHING
(SURROUND)
catl
KO.047
Q401, 402
2S02144STA
SWITCHING
(SUPER BASS)
1C402
ANGSS4NSFE2
LP.F./PRE AMP
-18-
c4i5
RAL)
50V0.22]6800P
3.3K
21
R316 C505
6.2K50V33
@x
ae =
[SURROUND
ON ® -3.7V
c42t
$0v3.3
MIXING /
SURROUND AMP
Phase difference
signa
cazg
bovio
~15V
22

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