Yamaha DSP-AX620 Service Manual page 52

A B
DSP-AX620
PRINTED CIRCUIT BOARD (Foil side)
1
MAIN ( 2 ) P. C. B.
FROM : MAIN (1)
2
3
R, T, B, G only
FROM : POWER (3)
Semiconductor Location
Ref. No. Location
D251 A2
D252 A2
4
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
5
Q259 B2
Q260 A2
Q261 B2
Q262 B2
Q263 A2
Q264 B2
Q265 B2
Q266 A3
Q267 B3
Q268 B3
E-62/J-60
6
C D
TO : MAIN (6)
L
E
R
E
RL
E
RR
E
C
LC2
+25
–12
–25
+12
–5
LC1
+5
+5D
MAIN ( 6 ) P. C. B.
TO : MAIN (5)
FROM : POWER
TRANSFORMER
E
MAIN ( 5 ) P. C. B.
W372
W109
PRY
PRY
S12
S12
MG
MG
J only
IMPEDANCE
SELECTOR
R, T, B, G only
E-63/J-61
F G
TO : MAIN (1)
G, B models
MAIN ( 7 ) P. C. B.
E
L
E
R
E
RL
E
RR
MAIN
E
C
E
REAR
CENTER
W110
FROM : MAIN (1)
H
OUTPUT