Yamaha RX-V2500 Service Manual page 64

A B
RX-V2500/DSP-AX2500
1
I PRINTED CIRCUIT BOARD (Foil side)
POWER (1) P.C.B.
(Side A)
2
3
PRD
LDD
MG
+5M2
THM1
THM2
PRI
NFR
VR
NFL
VL
LC
+LB
-BV
-LB
4
POWER (2) P.C.B.
(Side A)
5
6
OPERATION (1)
7
(W901)
64
C D
OPERATION (5)
(CB549)
FUNCTION (1)
(W501)
MAIN (4)
(CB205)
PRVS
+B4
G1
-B4
PRV
+B5
G2
-B5
+5D1
Power Transformer
E F G
MAIN (4)
(CB206)
POWER (3) P.C.B. (Side A)
CONTROL
(CB504)
1 3 1 3
+5D1
+5V
-5V
+9V
+3.3V
VPOWER
PRV
PRVS
NC
FUNCTION (3)
DSP
(CB502)
H I
POWER (4) P.C.B. (Side A)
R, L models only
Power Transformer
WH
GY
RE
BE
Power Transformer
VOLTAGE SELECTOR
R L
230-240V 1-2/5-6 1-2/5-6
220V 2-3/6-7 2-3/6-7
110V 3-4/7-8 –
120V 4-5/8-1 –
1 3 1 3 1 3
PRVS
+B4
G1
-B4
PRV
+B5
G2
-B5
+5D1
(CB529)
J
• Semiconductor Location
Ref. No. Location
D40 C3
D41 C3
D42 E3
D43 D4
D44 E4
D45 E4
Power Transformer
D132 B6
D133 C6
D136 G6
D150 F6
IC121 G6
IC123 H6
IC124 G6
IC126 F6
IC127 H6
IC128 F6
IC129 F6
IC130 H6
Q40 C3
Q41 C3
Q42 D3
Q43 D3
Q44 E2
Q45 C3
Q46 C3
Q47 D3
Q48 D3
Q49 E3
Q50 B4
Q51 D3
Q52 D3
Q53 E3
Q54 E3
Q55 B2
Q138 G6
Q139 E6
Q140 E6
Q141 E6
Q142 F6