Yamaha RX-A4A - (2); (4); (5)

JIHGFEDCBA
1
2
3
4
5
6
7
74
RX-A4A
W2900
CB240
ST241ST244
ST240
ST242
ST246
ST243
ST245
CB246
CB241
CB242 CB244
CB243
SBL
E
FL
E E
EX1L
E
SL
FUNCTION (1)
(W6008)
THM2
+3.3
DGND
DIGITAL
(CB84)
AMPPOWER
(W3032)
I_PRT_L
-LB_L
+LB_L
LB_GND
AMPPOWER
(W3005A)
+B
RE
AMPPOWER
(W3013)
RG
BL
AMPPOWER
(W3005B)
-B
BE
YE
SL
AMPPOWER
(W3019)
GY
FL
AMPPOWER
(W3023)
BE
SBL
AMPPOWER
(W3015)
AMP (2)
(Side A)
AMP (4)
(Side A)
AMP (5)
(Side A)
• Semiconductor Location
Ref no. Location
Q2431P
F3
Q2431N G3
Q2430P E3
Q2430N E3
Q2429P C3
Q2429N D3
Q2428P B3
Q2428N C3
Ref no. Location
Q2423 D5
Q2422 E5
Q2421 E5
Q2420 D5
Q2419 F5
Q2418 F5
Q2417 C5
Q2416 B5