Yamaha DSP-AX620 Service Manual

ABCDEFGH
1
2
3
4
5
6
DSP-AX620
■ PRINTED CIRCUIT BOARD (Foil side)
E-62/J-60 E-63/J-61
E +B BV VC NFC VRR NFRR VRL NFRL VR NFR VL NFL –BV
FROM : MAIN (1)
E
E
E
E
LC2
–12
+12
LC1
+5D
L
R
RL
RR
C
+25
–25
–5
+5
FROM : INPUT (1)
MAIN ( 2 ) P. C. B.
–12 +12 –5 +5 +5D –25 +25
FROM : POWER (3)
R, T, B, G only
FROM : POWER (1)
TO : MAIN (6)
TO : MAIN (1)
TO : MAIN (1)
PRY
PRY
S12
S12
MG
MG
H H L L E E L L H H
MAIN ( 5 ) P. C. B.
W372
W109
W371
RE BL BL
CE RRE RLE PRV1 –BL BL MG S12 PRY
IMPEDANCE
SELECTOR
R, T, B, G only
J only
H
H
L
L
E
E
L
L
H
H
TO : MAIN (5)
FROM : POWER
TRANSFORMER
MAIN ( 6 ) P. C. B.
MAIN
REAR
CENTER
OUTPUT
FROM : MAIN (1)
E
L
E
R
E
RL
E
RR
E
C
E
MAIN ( 7 ) P. C. B.
● G, B models
W110
Ref. No. Location
D251 A2
D252 A2
D253 A3
D254 A3
D255 A3
D256 B2
D257 B2
D371 F3
D372 F3
D373 F3
D374 F3
D375 F3
Ref. No. Location
Q251 A2
Q252 A3
Q253 A3
Q254 A2
Q255 B2
Q256 B2
Q257 A2
Q258 B2
Q259 B2
Q260 A2
Q261 B2
Q262 B2
Q263 A2
Q264 B2
Q265 B2
Q266 A3
Q267 B3
Q268 B3
● Semiconductor Location

Yamaha DSP-AX620 Specifications

General

Brand	Yamaha
Model	DSP-AX620
Category	Amplifier
Language	English