The Components Identified By Mark - Onkyo TX-SR876 Service Manual

A B
SCHEMATIC DIAGRAMS-17 (SD-17)
HDMI SECTION-3
NAHDM-9114(3/5)
1 DTA144EE
R8013 DTC144EE
Q8109
1K
Q8108
102J
C8031
C8033
19
HP DET 105Z
18
+5V
17
GND
16
DDC DATA
15
DDC CLK
14
NC
13 CEC
CERemote
12
CK-
11
CK Shield
10
CK+
9 Q8104
D0-
8
D0 Shield
7
D0+
6
D1-
5
D1 Shield
4
D1+
3
D2-
2
D2 Shield
1
D2+
C8030 102J
DTA144EE
2 R8033 DTC144EE
Q8129
1K
Q8128
102J
C8041
C8043 105Z
19
HP DET
18
+5V
17
GND
16
DDC DATA
15
DDC CLK
14
NC
13 CEC
CERemote
12
CK-
11
CK Shield
10
CK+
9 Q8124
D0-
8
D0 Shield
7
D0+
6
D1-
5
D1 Shield
4
D1+
3
D2-
2
D2 Shield
1
D2+
102J
C8040
DTA144EE
R8063
DTC144EE
3
Q8159
1K
Q8158
102J
C8081
C8083 105Z
19
HP DET
18
+5V
17
GND
16
DDC DATA
15
DDC CLK
14
NC
13 CEC
CERemote
12
CK-
11
CK Shield
10
CK+
9 Q8154
D0-
8
D0 Shield
7
D0+
6
D1-
5
D1 Shield
4
D1+
3
D2-
2
D2 Shield
1
D2+
102J
DTA144EE
C8080
DTC144EE
R8083
Q8179
1K
4
Q8178
1 8 102J
1OE VCC
C8091
2 7
1A 2OE
C8093 105Z
19
3 6
HP DET
1B 2B
18
4 5 +5V
GND 2A 17
GND
16
DDC DATA
15
SN74CB3T3306DCT DDC CLK
14
NC
13 CEC
CERemote
12
CK-
11
CK Shield
10
CK+
Q8174
9
D0-
8
D0 Shield WF41
7
D0+
6
D1-
5
D1 Shield WF41
4
D1+
3
D2-
2
WF41
D2 Shield
1
D2+
102J
C8090
5
<Note>
Refer to SCHEMATIC DIAGRAM-21 (SD-21)
for HDMI signal waveforms.
C
U42 HDMI PC BOARD
PRODDC4
R4HPR
+3.3V
R8019
+3.3VHD1
0
C8034 104Z
5 4
SDA GND
3
6
SCL A2 SDADDC4
R8021
7 2
WP A1 0
8 1
VCC A0
SCLDDC4
Q8105
R8020 0
BR24L02FV-W
Q8102
57
e_PAD
56
AUX_A0
55
AUX_A1
2SK3019 54
PRODDC3 AUX_A2
53
AUX_A3
R3HPR
52
DVEE
51
AUX_COM0
R8005
50
AUX_COM1 Q8101
10K 49
AUX_COM2
AD8196
48
AUX_COM3
Q8103 C8029
47 HDMI INPUT MULTIPLEX
AMUXVCC
R8039 +3.3VHD1 46
105Z
AUX_B0
+3.3V
0 45
AUX_B1 28:I2C_SCL
C8044 104Z 2SK3019
44
AUX_B2
5 4 43
SDA GND AUX_B3
6 3
SCL A2
SDADDC3
7 R8041 +5.0V
2
WP A1 0
8 1
VCC A0 SCLDDC3
C8028 102K
Q8125
R8040 0
C8027
BR24L02FV-W 105Z
PRODDC1
R1HPR
R8069 +3.3VHD1
0 +3.3V
C8084 104Z
5 4
SDA GND
6 3
SCL A2
SDADDC1
R8071
7 2
WP A1
0
8 1
VCC A0 SCLDDC1
Q8155
R8070 0
BR24L02FV-W
Q8152 57
e_PAD
56
AUX_A0
55
AUX_A1
2SK3019
54
PRODDC2 AUX_A2
53
R2HPR AUX_A3
52
DVEE
51
AUX_COM0
R8055
50 Q8151
AUX_COM1
10K 49 AD8196
AUX_COM2
48
AUX_COM3
HDMI INPUT MULTIPLEX
Q8153 C8079 47
AMUXVCC
R8089
+3.3VHD1 +3.3V 105Z 46
AUX_B0
0 45
AUX_B1 28:I2C_SCL
C8094 104Z 2SK3019 44
AUX_B2
5 4 43
SDA GND AUX_B3
6 3
SCL A2 SDADDC2
R8091
7 2 +5.0V
WP A1
0
8 1
VCC A0 SCLDDC2
C8078 102K
Q8175
R8090 0
C8077
105Z
BR24L02FV-W
WF42
D E
C8011 102K
15
DVCC 105Z
C8010
16 R0X2P
ON0
17 R0X2N
OP0
18 102K
VTTO
C8009
105Z
19 R0X1P
ON1
20 C8008 R0X1N
OP1
21 C8007 102K
DVCC
22 105Z R0X0P
ON2
23 C8006 R0X0N
OP2
24 C8005 102K
VTTO
25 105Z R0XCP
ON3
26 C8004 R0XCN
OP3
27 RST_RXSW0
RESET
28 R8001 C8019 HDMSCL
10K 102K
HDMSDA
C8012 105Z CEC
DSCL0
C8003
DSDA0
22/4
R0PWR5V
+3.3V
C8021
105Z
+5VHD
+3.3VHD1
GND
C8061 102K
15
DVCC 105Z
16 C8060 R1X2P
ON0
17 R1X2N
OP0
18 102K
VTTO C8059
19 105Z R1X1P
ON1
20 C8058 R1X1N
OP1
21 102K
DVCC C8057
22 105Z R1X0P
ON2
23 C8056 R1X0N
OP2
24 C8055 102K
VTTO
25 105Z R1XCP
ON3
26 C8054 R1XCN
OP3 TX_PIXCLK
27 RST_RXSW1
RESET
28 HDMSCL
R8051
10K
C8069 102K HDMSDA
CEC
C8062 105Z
DSCL1
C8053
DSDA1
22/4
R1PWR5V
+3.3V
C8071
105Z
+5VHD
+3.3VHD1
C8725
100/4
2
G
105Z
C8726
CV3P3
F G
<Note>
SD-x:XY is short for Shcematic Diagram-x and
each socket's location, X=A to H, Y=1 to 5.
NOTE

THE COMPONENTS IDENTIFIED BY MARK

REPLACE ONLY WITH PART NUMBER SPECIFIED.
VOLTAGE (MEASURED WITH VOLTMETER)
ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERWISE NOTED.
ALL NPN TRANSISTORS ARE EQUIVALENT TO 2SC1815-GR UNLESS OTHERWISE NOTED.
ALL DIODES ARE EQUIVALENT TO 1SS133 UNLESS OTHERWISE NOTED.
ELECTROLYTIC CAPACITORS (
ALL CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED.
EX) 030- 3pF, 330- 33pF, 331- 330pF, 333- 0.033uF
ALL RESISTORS ARE IN OHMS 1/4WATTS UNLESS OTHERWISE NOTED.
THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS.
EX) PRINTING SIDE
CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT.
+5VHD
XC6213B182M
Q8454
1 5
VIN VOUT
2
VSS
3 4
CE NC
BLM21
TA22/4 PG221
C8468
L8455
TX_Y8
76 C8467
TX_Y7 50 105Z
CVCC18 CI2CA
TX_Y6 R8470 77 49
D18 CSDA
TX_Y5 22X4 78 48
D16
CSCL
TX_Y4 79 47
SDAODDC2
D17 DSDA
TX_Y3 R8471 80 46
SCLODDC2
D15 DSCL
TX_Y2 22X4 81 45
D14 DDCPWR5V
C8470 105Z
TX_Y1 82 44
D13 AVCC33 C8469 102J
TX_Y0 83 43
C8466
D12 AGND
TX_CB11 R8472 84 42 102J
D11 PVCC2
TX_CB10 22X4 85 41 C8465 102J
D10 AGND
TX_CB9 86 40
D9 Q8451
TX2+
C8474 105Z
87 39
GND TX2-
C8457
100D 88 Sil9134 38
IDCK AVCC18
R8479 22 C8475 89 37
IOVCC33
TX1+
TX_CB8 90 HDMI TX OUT2 36
D8 TX1-
TX_CB7 102J 91 D7 35 C8464
AGND
R8473 105Z
TX_CB6 92 34
D6 TX0+
TX_CB5 22X4 93 33
D5 TX0-
TX_CB4 94 32
D4
AVCC18
TX_CB3 R8474 95 31 C8463
D3 TXC+
TX_CB2 22X4 96 30 102J
D2 TXC-
C8462
TX_CB1 97 29
D1
AGND
TX_CB0 R8475 98 28 105Z
D0 PVCC1
22 99 27 SCLODDC2
CVCC18 EXT_SWG
105Z 680F R8460
C8478 100 26
GND
AGND C8461
101 Pad
C8471 102J
102J SDAODDC2
C8459
10/10TA
C8458
22/4
GND
+3.3VHD1
+3.3VHD1
1
INA
2
INB
3
GND
D8351 OUTY
1SS226
Q8356
TC7SZ08FU
TX-SR876/SA876
H
!
ARE CRITICAL FOR SAFETY.
IS DC VOLTAGE.(NO INPUT SIGNAL).
) ARE IN uF/WV.
+3.3VHD1
C8485
105Z
SDA_TX
SCL_TX
WF41
C8398
102J
MNR12E0APJ000
1
D2+
P8352
1 4 2
D2 Shield
L8456
2 3 3
D2-
L8457 1 4 4
D1+
2 3 5
WF41 D1 Shield
6
D1-
7
D0+
1 4 8
WF41 D0 Shield
L8450 2 3 9
D0-
L8459 1 4 10
CK+
2 3 11
WF42 CK Shield
12
CK-
R8494
CEC 13
CERemote
UM6K1N 0 14
NC
R8384 15
DDC CLK
2.2K 16
DDC DATA
17
GND
18
+5V
R8385 19
HP DET
2.2K
C8380
105Z C8449 102J
D8352 R8391
+12V
47
5
VCC
4 HDMI_POW
TO SD-18:H3
HPD2
VIDEO MPU
TO SD-19:E4
DIGITAL_VIDEO_DATA TX[Y,CB,CR0:11]
TO SD-19:H5
DIGITAL_AUDIO_DATA