Yamaha DSP-AX1800 - MAIN (2) P.C.B. (Side A) Layout; MAIN (3) P.C.B. (Side A) Layout; MAIN (4) P.C.B. (Side A) Layout

2
ABCDEFGH I J
1
3
4
5
7
RX-V1800/HTR-6190/DSP-AX1800
6
100
W256B
W276A
CB252
W262A
W265A
W257B
W251B
W259B W254B
W258B
W264A
W261D
W261B
W263B
CB253
W261A
W261C
W276B
W274A
W255B
W265B
W272
W263A
W262B W264B
W250B
W260B
C398 C399
C403
R315
C400
C404
R596
RY254
D304
R595
+B
+B
-B
-B
Red
VPG
RY-
SPZ3+
SPSr+
SPF+
PRV
RYBM+
-B
+B
RYBL+
RYB-
G
MAIN (1)
(W256A)
MAIN (1)
(W253A)(W253C)
POWER TRANSFORMER
MAIN (1)
(W252A)(W252C)
MAIN (1) (W258A)(W254A)
(W259A)(W251A)(W257A)
MAIN (1)
(W255A)
MAIN (1)
(W260A)(W250A)
MAIN (4) (W263A)
U, C, R, T, K, A, B, G, E, L models
MAIN (1) (W274B)
POWER (3)
(CB21)
MAIN (3)
(W263B)
MAIN (2) (W276A)
MAIN (4)
(W276B)
-LB
GND
+LB
SPF+
SPF+
PRV
RYBL+
RYBM+
RYB-
-B
VPG2
+B
SPSr+
SPZ3+
RY-
VPG
SPSr+
SPZ3+
SPSb+
SPZ2+
SPC+
RYBM+
RYBL+
RY-
VPG
-VP
PRV
LMTCNT
+
--+
-+
RL
+ / - + / -
RL
SURROUND / FRONT
SP2
ZONE 2 / ZONE 3
SP1 PRESENCE/ZONE 2/ZONE 3
SURROUND BACK/BI-AMP
CENTER
SPEAKERS
SPEAKERS
+ - - SINGLE +
RL
CAPG
AMPG
FL
FR
SurL
SurR
SBG
SBG
SBL
SBR
CGND
G
G
+B
-B
+B
-B
RED
BLUE
BLACK
BLACK
BLACK
WHITE
RED
ORANGE
GRAY
BLACK
BLACK
BLACK
CAPG
BLACK
BLACK
BLUE
C
BLACK
YELLOW
BROWN
BLACK
BLACK
SBG
SBG
RED
BLUE
(Side A)
MAIN (4) P.C.B.
(Side A)
MAIN (3) P.C.B.
(Side A)
MAIN (2) P.C.B.
Black Black
Orange
Blue Blue
Orange
Red
• Semiconductor Location
D301 B3
D302 G5
D303 G5
D304 F2
D305 J3
D306 J5
Ref no. Location Ref no. Location Ref no. Location Ref no. Location
D307 J5
D313 C4
D314 B4
Q266 J3
Q267 J2
Q322 J4
Circuit No.
D313
J257, J258
RY250
U, C, R, T, K, A, B, G, E, L J
OX
XO
OX
X : NOT USED
O : USED/APPLICABLE