SCH03 OSD
ANALOG VIDEO
STBY POWER
ANALOG AUDIO DIGITAL AUDIO
TMDS SIGNAL
GND LINE
POWER- LINE
POWER+ LINE
DDCC_SCL
CVDD
CGND
RXC_C-
RXC_C+
TVDD
RXC_0-
RXC_0+
CGND
RXC_1-
RXC_1+
TVDD
RXC_2-
RXC_2+
HP_CTRLD
5V_DETD
DGND
DVDD
DDCD_SDA
DDCD_SCL
CVDD
CGND
RXD_C-
RXD_C+
TVDD
RXD_0-
RXD_0+
CGND
RXD_1-
RXD_1+
TVDD
RXD_2-
RXD_2+
CVDD
CGND
TXPVDD
TXPLGND
EXT_SWING
HP_ARC-
ARC+
TXDDC_SDA
TXDDC_SCL
TXAVDD
TXGND
TXC-
TXC+
TXGND
TX0-
TX0+
TXGND
TX1-
TX1+
TXAVDD
TX2-
TX2+
TXGND
CEC
DGND
DVDD
ALSB
CSB
EP_SCK
EP_CS
EP_MOSI
EP_MISO
MCLK_IN
SCLK_IN
AP5_IN
AP4_IN
DGNDIO
AP1_IN
AP0_IN
SDATA
SCL
DGND
DVDD
INT
INT2
INT_TX
DGNDDIO
DVDDIO
AP0_OUT
AP2_IN
AP3_IN
DVDDIO
TXPGND
AP1_OUT
AP2_OUT
AP3_OUT
AP4_OUT
DGND
DVDD
AP5_OUT
SCLK_OUT
MCLK_OUT
RESETB
PWRDNB
PGND
PVDD
XTAL
XTAL1
PVDD
PGND
HP_CTRLA
5V_DETA
RTERM
DDCA_SDA
DDCA_SCL
CVDD
CGND
RXA_C-
RXA_C+
TVDD
RXA_0-
RXA_0+
CGND
RXA_1-
RXA_1+
TVDD
RXA_2-
RXA_2+
HP_CTRLB
5V_DETB
DGND
DVDD
DDCB_SDA
DDCB_SCL
CVDD
CGND
RXB_C-
RXB_C+
TVDD
RXB_0-
RXB_0+
CGND
RXB_1-
RXB_1+
TVDD
RXB_2-
RXB_2+
HP_CTRLC
5V_DETC
DDCC_SDA
Recommended
about 888.8 ohm
500 ohm
: 887 ohm(1%)
TXC-
TXC+
TX0-
TX0+
TX1-
TX1+
TX2-
TX2+
<PVDD_1V8>
<DVDD_1V8>
<DVDDIO_3V3>
<TXAVDD_1V8>
<TVDD_3V3>
<CVDD_1V8>
<TXPVDD_1V8>
36.7mA
332.4mA
1.5mA
15mA
5.2mA
24.8mA
292.2mA
503.6mA
D1V8
D1V8
+1V8H2
FROM
OSD PART
OSD FLASH PART
MI
MO
CS
CLK
SCK
GND
GND
MOSI
/CS
VCC
MISO
FOR OSD UPDATE
DV5V
1.00mm FFC
FROM HDMI_TX
DIGITAL SUPPLY
B3
B4
B2
B1
A
NC
OE
GND
S2
S1
S0
B8
B7
B6
B5
VCC
FROM MCU
E3 : BY25Q32BSSIG(32M)
E2 : BY25Q64ASSIG(64M)
to pin40 on the bot of PCB
as close as possible
Place R7212 & R7213 & C7217
TXPLVDD
TO HDMI_TX
DV3V3
FROM HDMI_RX
TO HDMI_TX
MP:OPEN
FROM LEGO
CS
DO
WP
VSS
DI
CLK
HOLD
VCC
OE1
OE2
R7303
2K/F
R7302
1k6/F
R7327
10k
R7328
OPEN
R7309
OPEN
R7306
47k
R7307
OPEN
C7350
5P
C7351
5P
R7331
1k/F
R7332
1k/F
C7301 0.1uF
C7302
0.047uF
C7303
0.047uF
C7304 0.1uF
C7305 0.1uF
C
7306
0.047uF
C7307
0.047uF
C7308
0.1uF
C7322
0.047uF
C7323
0.047uF
C7324
0.1uF
C7349
0.047uF
C7348
0.047uF
C7347
0.1uF
C7346
0.1uF
C7345
0.047uF
C7344
0.047uF
C7343 0.1uF
C7314
OPEN
C7315
10/6.3V
C7310
0.1uF
C7319
1uF
L7301
CB03YTYH600
L7302
CB03YTYH600
C7318
0.1uF
C7311
10/6.3V
L7304
CB03YTYH600
C7312
OPEN
C7313
10/6.3V
L7303
CB03YTYH600
C7342 OPEN
C7338 10/6.3V
L7308
CB03YTYH600
L7307
CB03YTYH600
C7340
OPEN
C7341 OPEN
C7327
OPEN
C7328
10/6.3V
L7305
CB03YTYH600
L7306
CB03YTYH600
C7325
OPEN
C7326
10/6.3V
C7337
0.1uF
C7336
0.1uF
C7334
0.1uF
C7333
0.047uF
C7332
0.1uF
C7329
0.047uF
C7321
OPEN
R7308
47k
R7330
0
C7335
0.047uF
R7340 1k8
R7341
1k8
C7330
OPEN
R7324
100
R7323
100
C7331
OPEN
R7310 33
R7311 33
R7312 33
R7322 10k
R7313
OPEN
R7349
4k7
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
737475767778798081828384858687888990919293949596979899
100101102103104105106107108
109
110
111
112
113
114
115
116
117
118
119
120
121
123
122
124
125
126
127
128
129
130
131
132
134
133
135
136
137
138
139
140
141
142
143
144
IC731
ADV7623
R7342 10k
R7346 OPEN
R7345 10k
R7343 OPEN
R7344
OPEN
C7352
0.047uF
R7314 33
7
6
5
4
3
2
1
CN731
OPEN
R7350 100
R7351 100
R7352 100
R7353 100
C7316
OPEN
C7317
OPEN
R7348
4k7
R7326
1k
16 15 14 13 12 11 10
9
87654321
IC733
CVISN74CBT3251PWR
C7353
0.047uF
X7301
28.6363MHz
R7355
8k2
R7354
2k2
OSD_MI
OSD_MO
OSD_CS
OSD_CLK
A_DA
A_CK
A_RST
R7305 10k
R7304 10k
R7333
10k
R7321 10k
R7320 10k
R7319 10k
R7315 10k
R7318 10k
R7317 10k
R7316 10k
R7301 10k
R7335
10k
R7329
1M
R7334
4k7
C7354
0.047uF
R7357
4k7
Q7301
HVTKRC102S
R7356
10k
R7359 10k
R7360 10k
R7361
10k
R7362
100
R7363
0
8 7 6 5
4321
IC732
BY25Q32BSSIG
R7364
0
13 14 2019181716151211
10
9 8 7 6 5 4 3 2 1
IC734
SN74LVC244APWR
R7365
33
R7366
33
R7358
33
C7309
10V/100uF
HSDA
OSD_SPI_CS
OSD
_SPI_CLK
ADV7623_RST
DV5V
DV3V3
DGND
D1V8
HSCL
OSD_SPI_MO
OSD_SPI_MI
7623_ROM_HOLD
HINSELA
HINSELB
HINSELC
H5V_DET
SWM5V
TXC-
TXC+
TX0-
TX0+
TX1-
TX1+
TX2-
TX2+
HDMI1_H5V
HDMI2_H5V
HDMI3_H5V
HDMI4_H5V
HDMI5_H5V
P1TX2P
P1TX2M
P1TX1P
P1TX1M
P1TX0P
P1TX0M
P1TXCP
P1TXCM
ADV7623_SPI_MO
ADV7623_SPI_MI
ADV7623_SPI_CS
ADV7623_SPI_CLK
GUI_WRITE
NET3.
3V
0A
TO A0
5A
TO A5
6A
TO A6
8A
TO A8
B2
TO 2B
B3
TO 3B
B4
TO 4B
B5
TO 5B
Before Servicing
This Unit
Electrical Mechanical Repair Information Updating
11
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