Yamaha DSP-AX740 User Manual

2
ABCDEFGH I J
1
3
4
5
7
RX-V740/RX-V740RDS/DSP-AX740
RX-V640/RX-V640RDS/HTR-5660/DSP-AX640/DSP-AX640SE
6
78
MAIN (3) P. C. B. (Lead Type Device)
MAIN (4) P. C. B. (Lead Type Device)
POWER
(2)
HPG
+5D1
+5D2
+5
-5
+12
NFRC
-12
+5M
THM
THMG
VRC
RC_PRI
-BI
RC_PRD
MAIN (1)
Power
Transformer
PRI LC1 LC2 PRD PRMET /FAN FAN
AG DG DG
MAIN (1)
RCE RCD -B +B
MAIN REAR
CENTER/
REAR CENTER
SUB
WOOFER
OUTPUT
MAIN (2)
POC SW SWE PORL PORC POML PORR POG POMR
■ PRINTEDCIRCUITBOARD(Foilside)
Ref. No. Location
D401 G3
D402 H3
D403 E3
D404 D2
D407 D2
IC401 E4
IC402 D4
IC403 D4
IC404 C4
Ref. No. Location
IC405 C4
IC406 B4
Q401 G4
Q402 F3
Q403A G4
Q403C F4
Q404 G3
Q406 H3
Q407 B3
• Semiconductor Location
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