Yamaha RX-SL80 Service Manual page 52

A B
RX-SL80
1
PRINTED CIRCUIT BOARD (Foil side)
POWER (1) P. C. B.
FAN
2
DIGITAL
3
CB303
SGND
SGND
THM
SGND
SGND
S5V
S5BK
SGND
RESET
PW_DN
POW_RY
AC_PRT
DC_PRT
-27V
FAN
STBY_CTRL
+5V
+10.6V
4
POWER (2) P. C. B.
5
B, G models only
6
7
52
C D E
Side A
B, G models only
MAIN (1) ~ (3)
CB601, 631, 661
Side A
POWER (1)
CB6
IMPEDANCE
SELECTOR
MAIN TRANSFORMER
[ B, G models]
F G
MAIN TRANSFORMER
MAIN TRANSFORMER
[ U, C, A, L, R, T, K, J models]
POWER (2)
W51A, B, C
[ B, G models]
Side A
POWER (3) P. C. B.
MAIN (3)
W661
MAIN (2)
W631
MAIN (1)
R L R L
FRONT CENTER SURROUND
SPEAKER OUT
H I
POWER CABLE
W601
• Semiconductor Location
Ref. No. Location
D4 E2
D12 F2
D15 E4
D20 C3
IC1 D2
Q7 E2
Q10 E3
Q12 F3
Q13 D3
J