Yamaha RX-Z11 Service Manual page 124

A B
RX-Z11/DSP-Z11
1
FUNCTION (2) P.C.B. (Side A)
SUBCPU (2)
2
3
+3.3HD
HDRDS
NC
POWER (2)
(CB56)
4
5
6
7
124
C D
(CB378)
CB254
14 15
1 28
VIN
GND
VOUT
8 1
4 5
5 4
1 8
8 1
5 4
U, C models
CB251
SUBCPU (3)
(CB382)
E F
SUBCPU (4)
(CB380)
CB255
11 20
IC258
10 1
1 8 1
IC260 IC261
16 9 16
8 1
5 4
1
8
4
5
5
4 4
1 1
8
U, C, R, T, K, A, B, G, E, L models U, C models
G H
SUBCPU (4)
(CB386)
CB256
MAD_N_RST
ZDAC_MUT
HDRD_MUT
8 1 8
NC
IC259
NC
9 16 9
E
HDRD_SPDIF
U, C models
5 5
4
1
8 8
U, C, R, T, K, A, B, G, E, L models
I J
ZAD_N_RST
+12T
HDRD_N_RST
HDRD_MISO
HRDD_MOSI
E
SUBCPU (5)
(CB372)
• Semiconductor Location
Ref no. Location Ref no. Location
D2501 F4 IC255 E5
D2502 E4 IC256 D4
D2503 E4 IC257 E4
D2504 F4 IC258 F4
D2513 D4 IC259 G4
D2514 D4 IC260 F4
D2515 D4 IC261 G4
D2516 D4 IC262 D4
IC251 G5 IC263 D3
IC252 G5 IC264 C5
IC253 F5 Q2501 C5
IC254 F5 Q2503 C5