Yamaha DSP-AX740 User Manual

ABCDEFGH I J
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2
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RX-V740/RX-V740RDS/DSP-AX740
RX-V640/RX-V640RDS/HTR-5660/DSP-AX640/DSP-AX640SE
77
MAIN (2) P. C. B. (Lead Type Device)
FUNCTION (4)
SW
SWE
FMT
PRY
ERY
VP
MRYB
MRYA
NC
PRV
S12
MG
Power
Transformer
E AC2L– AC2H– E AC2L+ AC2H+
POWER
(2)
MG
MG
PRY
S12
–+ – +
RL
MAIN
–+ – +
R
CENTER
L
REAR CENTER
REAR
R
MAIN (1)
+B
MAIN (1)
–B
L
CE
E E
IMPEDANCE SELECTOR
MAIN (1)
RC RR RL
MAIN (4)
POML POG POMR PORL PORR POC PORC SW SWE
BL
-BL FG
■ PRINTEDCIRCUITBOARD(Foilside)
Ref. No. Location
D301 G4
D302 H4
D303 G4
D304 G4
D305 H2
D306 J4
D307 I4
Ref. No. Location
D308 I4
D309 I4
D310 D5
D311 C4
D312 C4
D313 C4
D314 C4
• Semiconductor Location
Ref. No. Location
D315 G3
Q301 H3
Q302 H2
Q303 I3
Q304 I3
Q305 H3
Q306 I3
Circuit No. J U, C R, T, A K, B, G, L
C305, 308~311, 313, 318~320, X X O O
322~324, 326~328
J301, 302, 305, 306 O X X X
R333, 334, 336~338 X X O O
SW301 X O O O
X: NOT USED
O: USED / APPLICABLE

Yamaha DSP-AX740 Specifications

General

Brand	Yamaha
Model	DSP-AX740
Category	Receiver
Language	English