2
A
B
C
D
E
F
G
H
I
J
1
3
4
5
7
RX-SL80
6
52
UCH6OUT
UCDG_CH6
UCDG_CH6
UCH5OUT
UCDG_CH5
UCDG_CH5
UCH4OUT
UCDG_CH4
UCDG_CH4
UCH3OUT
UCDG_CH3
UCH2OUT
UCDG_CH2
UCH1OUT
UCDG_CH1
POWER (3) P. C. B.
Side A
Side A
Side A
POWER (1) P. C. B.
POWER (2) P. C. B.
MAIN TRANSFORMER
[ B, G models]
A
C1N_H
A
C1N_L
A
C1G
AC
1G
AC
1N
A
C1L_L
A
C1L_H
SGND
UCDG
+24V
THM
SGND
S5BK
RESET
POW_RY
DC_PRT
FAN
+5V
SGND
SGND
S5V
SGND
PW_DN
AC_PRT
-27V
STBY_CTRL
+10.6V
UCD-B
UCD-B
UCD-B
UCDG
UCDG
UCDG
UCD+B
UCD+B
UCD+B
MAIN TRANSFORMER
[ U, C, A, L, R, T, K, J models]
POWER (2)
W51A, B, C
[ B, G models]
A
C1N
A
C1G
A
C1L
MAIN TRANSFORMER
POWER CABLE
YE
BL
FAN
R
FRONT
IMPEDANCE
SELECTOR
CENTER
L
SURROUND
R
L
SPEAKER OUT
B, G models only
B, G models only
DIGITAL
CB303
MAIN (1) ~ (3)
CB601, 631, 661
POWER (1)
CB6
MAIN (3)
W661
MAIN (2)
W631
MAIN (1)
W601
■
PRINTED CIRCUIT BOARD (Foil side)
Ref. No.
Location
D4
E2
D12
F2
D15
E4
D20
C3
IC1
D2
Q7
E2
Q10
E3
Q12
F3
Q13
D3
• Semiconductor Location