Yamaha HTR-5635 Service Manual page 45

A B
1
I PRINTED CIRCUIT BOARD (Foil side)
MAIN (2) P. C. B. (Lead Type Device)
MAIN (1)
2
FUNCTION
(7)
MG
S12
3
PRY
MAIN (6)
H
H
L
L
E
E
4
L
L
H
H
5
IMPEDANCE SELECTOR
MAIN (1)
MAIN (4) P. C. B. (Lead Type Device)
6
+B2
E
-B2
+B3
DG
-B3
7
FUNCTION (5)
C D
Circuit No.
D253 O
J381, 382 X
Q251 O
R252, 253 O
SW381 O
X: NOT USED
O: USED / APPLICABLE
MAIN (1)
MAIN (10)
MAIN (8)
E F G
MAIN (3) P. C. B. (Lead Type Device)
MAIN (1)
FUNCTION (1)
H I
Circuit No.
D253 O
J381, 382 X
Q251 O
R252, 253 O
SW381 O
X: NOT USED
O: USED / APPLICABLE
MAIN (1)
• Semiconductor Location
Ref. No. Location Ref. No. Location Ref. No. Location Ref. No. Location
D251 F3 D383 B3 Q251 F4 Q260 G4
D252 F4 D384 B3 Q252 F3 Q261 G4
D253 F4 D385 B3 Q253 F4 Q262 G3
Q254 F4 Q263 H4
D254 F4 IC401 E7
D255 F4 IC402 D7 Q255 F3 Q264 H4
D256 G4 IC403 D7 Q256 F3 Q265 G3
D257 H4 IC404 C7 Q257 G4 Q266 H4
D381 D4 IC405 C7 Q258 G3 Q267 H4
D382 B3 IC406 F7 Q259 G3 Q268 H3
J
HTR-5635
45