Printed Circuit Boards - Yamaha RX-V681 Service Manual

A B
RX-V681/RX-A760

■ PRINTED CIRCUIT BOARDS

1
DIGITAL (1)
(Side A)
NETWORK
(NET)
2
CB953
RX-V681:
OPERATION (2)
(CB344)
RX-A760:
OPERATION (2)
(CB344)
3
TU_SDA
TU_SCL
TU_N_RST
TUN_N_INT
VID_SDA
VID_SCL
PS2_PRT
ID_PON
VE
ADCVBS
VE
ADY
+3.3V
ADPb
VE
ADPr
IC954
1 5
3 4
RX-V681:
4
OPERATION (1) VBUS
(W310)
D-
RX-A760: D+
GND
OPERATION (12)
(W309)
FG
RX-V681:
+5.6V
OPERATION (3)
(W3703)
+5.6V
RX-A760:
DGND
OPERATION (3)
(W3703)
DGND
RX-V681:
OPERATION (3)
(W3704)
RX-A760:
5
OPERATION (3)
(W3704)
DIGITAL (2)
(Side A)
No replacement part
available.
W4201
CB422
66 45
67 44
6
IC423
88 23
1 22
CB421
HDMI IN
VIDEO AUX
7
88
C D
ETH_RX_M DGND
ETH_RX_P NCPU_ADT_MCKR
ETH_TX_M DGND
ETH_TX_P NCPU_ADT_SDR0
DGND NCPU_ADT_WCKR
NCPU_SPI_SCK NCPU_ADT_BCKR
NCPU_SPI_MOSI DGND
NCPU_SPI_MISO NCPU_Z_AUP_MCKX
NCPU_SPI_N_CS DGND
DGND NCPU_Z_AUP_BCKX
NCPU_N_RST NCPU_Z_AUP_WCKX
NCPU_MUTE0 NCPU_Z_AUP_SDX0
NCPU_MUTE1 DGND
NCPU_RXD NCPU_AUP_MCKX
NCPU_TXD DGND
DGND NCPU_AUP_BCKX
No replacement part available.
NCPU_N_INT NCPU_AUP_WCKX
DBG_UART_TXD NCPU_AUP_SDX0
NCPU_ADT_MUTE NCPU_AUP_SDX3
NCPU_PHOLD NCPU_AUP_SDX2
NCPU_VBUSDRV NCPU_AUP_SDX1
USB_VBUS DGND
USB_DM AP_SCL
USB_DM AP_SDA
USB_DP +3.3VMMC
USB_DP DBG_UART_RXD
DGND DGND
DGND DGND
+5WLAN +5NET
+5WLAN +5NET
1
4
2 3
11 10
20 1
8 5
8 5
IC943
IC953
1 4
1 14
1 4
7 8
1 10
1
6
8 5
3 4
IC81
IC944
11 20
1 4
10
1
IC79
11 20
8 5
+3.3M
IC6
DGND
ACPWR_DET
1 4
MCPU_N_RST
IC82
8 5
PRY
IC94
TEST
4 3
6 4
5 1
IC41 1 4
1 3
CB943
(for service)
CB6
+5USB
+5USB
GND
GND
RX-V681:
OPERATION (1)
(W309)
RX-A760:
OPERATION (12)
(W308)
E F
RX-V681 RX-A760
Network Module
HDMI 5 HDMI 4 HDMI 3 HDMI 2
HDCP 2.2 HDCP 2.2
CB4 CB5 CB7 CB8
64 49
1 48
16 33
17 32
4
1
2 3
IC5
IC55
4 3
2
1
5 4
1 3
CB1
27 1
IC53
25 24
IC86
28 54
48 1
176 133
1 132
44 89
88
45
IC931
16 9
16 9
IC78
IC76
1 8
54
1 5
1 8
3 4
IC925
1
2 1 2 1
IC85
3 3 4
4
IC84
CB78
MAIN (1)
(W109) MAIN (1)
G H
• Semiconductor Location
Ref no. Location Ref no. Location Ref no. Location
D15 F2 D22 G2 D31 H2
D16 F2 D23 G2 D750 E6
D17 F2
D25 G2 D751 E5
D19 G2 D27 H2 D752 E5
D20 G2
D29 H2 D753 E5
D21 G2 D30 H2 D754 F5
No replacement part available.
HDMI 1
HDMI OUT
HDCP 2.2
HDCP 2.2
(BD/DVD)
CB9 CB11
IC11
4 3
5 1
108 55
109 54
4 1
IC1
5 8
162 1
163 216
1 5
3 4
IC16 10
11
20
11 10
10
11
IC50 20 1
20
10
11
20
11
20
10
11
20
10
11
20
IC932
4 1
5 8
IC947
12 1
13 48
28 54 28
1 5
3 4 IC942
24 37
IC929
25 36
27 1 27
1
2
3 4
IC922
CB79
CB80
CB82
MAIN (3)
(W112)
(W108)
RX-V681:
OPERATION (1)
(CB303)
RX-A760:
OPERATION (1)
(CB304)
I J
Ref no. Location Ref no. Location Ref no. Location
D4204 B6 IC1 I3 IC50 G4
D4205 B6 IC2 E3 IC53 F4
D9401 C5 IC4 F3 IC55 F3
D9402 D5 IC6 D5 IC76 E5
D9502 B4 IC7 G3 IC78 E5
D9503 B4 IC9 E3 IC79 D5
IC11 H2 IC80 D4
IC16 G3 IC81 D4
IC17 H4 IC82 E5
IC27 D3 IC84 E6
IC85 E6
IC86 E4
RX-V681:
IC90 E4
OPERATION (4)
(CB381)
IC94 D5
RX-A760:
IC423 B6
OPERATION (4)
(CB381)
IC481 I5
IC482 I4
RM-
RM+ IC483 I4
DGND
7 1
DGND IC484 I4
IC4
AV4_D
8 14 IC485 I4
DGND
AV3_D
IC486 I4
DGND
AV2_D
IC921 F5
+5DSP
2 1 AV1_D
IC922 I6
IC923
3 4 DC_TRG
+5AE
IC923 I3
+5A
+3.3A IC925 G5
IC927 G5
IC929 H5
IC931 F5
MAIN (1)
IC932 G5
1
(CB154)
IC941 D5
IC942 H5
DASBL
AGND
IC943 D4
1
DASBR
AGND
IC944 D4
DASL
AGND IC947 H5
DASR
1
IC951 C4
AGND
10 DAC
IC952 C3
AGND
DASW
IC953 C4
1 AGND
DAFL
IC954 B4
AGND
DAFR
Q1 H4
1
Q5 F3
MAIN (1)
Q6 F3
(CB155)
Q11 D4
1
NPL
Q12 D4
AGND
NPR
Q250 C3
AGND
ADL Q251 C3
AGND
ADR Q252 C3
Q253 C3
Q254 D3
ADTL
AGND
Q256 D3
ADTR
Q450 F3
MAIN (1)
Q451 F3
(W116)
Q760 E6
Q763 F6
Q9401 D5
Q9501 C4