Decoder Board -- Circuit Diagram -- Part3
MCU+5V
A5V
J4
L32 FB
11
AD_KEY
10
MCU+5V
9
8
7
VFD_CLK
6
VFD_DATA
VFD_STB
5
REMOTE
MSDA
4
MSCL
3
ECO_POWER
2
1
-3V
CON2.0-11
J6
1
2
3
4
CON2.0-4
J15
SII_HDMIHPD0
1
2
SII_HDMIHPD1
3
SII_HDMIEEPEN
SII_HDMIEEPSEL
4
SII_HDMIRST
5
6
CON2.0-6
MCU+5V
L17
CPU5V
-3V
1
CEC3V3
J16
2
3
R69
4
VIDEO_ON
AUX_DET
CE17
+
C31
10K
5
4052_B
220uF/16V
0.1uF
6
4052_A
7
8
MSDA
9
MSCL
10
FM_RST
11
CON2.0-11
J2
1
USB_VCC
USB_P
2
USB_M
3
4
CON2.0-4
TP29
MCU+5V
TP30
U22 CX1117-ADJ
3
2
IN
OUT1
4
OUT2
CB133
0.1uF
SOT223
A5V
L14
FB
U9 CX1117-ADJ
3
2
IN
OUT1
4
OUT2
+ CE14
CB38
SOT223
220uF/16V
0.1uF
9-3
CPU5V
R44
NC/10K
STANDBY
MSDA
R46
NC/10K
ECO_POWER
MSDA
R47
3.3K
MSCL
R48
68K
MSCL
U10
R162
22K
DVD_ON
24C02
R163
10K
XOUT
R49
330
R164
10K
XIN
CPU5V
5
4
SDA
GND
9950_MAIN_SCL
R50
330
6
3
R303
10K
SCL
A2
9950_MAIN_SDA
7
2
R304
10K
TEST
A1
CPU5V
8
1
VDD
A0
Y5
32.768KHz
XTAL32768IN
XTAL32768OUT
C116
C117
15pF
15pF
1
NC
SCLK
R57
33
2
SCLK
DVD_ON
R58
100
3
DVD_ON
SSDA
R61
33
4
SSDA
R230
33
5
MODE
XTAL32768IN
6
XCIAN
XTAL32768OUT
7
XCOUT
8
RST
XOUT
9
XOUT
10
VSS
XIN
11
XIN
10uH
12
VCC
13
M_OPEN
R68
NC/4.7K
Y3
D4
1N4148
NC/20MHz
REST
C32
C33
NC/30pF
NC/30pF
C34
1uF
CEC3V3
L53 FB
NXPHDMI_RXD#
R312
0
NXPHDMI_RXD
NXPHDMI_TXD#
NXPHDMI_TXD
R313
0
MSDA
R314
NC/0
MSCL
R315
NC/0
R260
+ CE55
CB120
1.2K
47uF/16V
0.1uF
R263
2K
R166
10K
VDO_3.3V
Q6
L15 FB
A
5
V
1
R169
8550,DIP
10K
R51
+ CE15
CB39
1.2K
220uF/16V
0.1uF
R171
R52
2K
R172
USB_ON
4.7K
Q7
2
3904
CB106
1uF
U8
PCF8563
R43
330
5
4
SDA
VSS
R45
330
6
3
SCL
INT
7
2
CLK
OSCO
D6
1N4148
Y2
32.768KHz
1
2
8
1
VDD
OSCI
C23 15pF
+
CE42
R305
470uF/10v
10M
U12
R5F21258
R8C2425-LQFP52
39
NC
USB_DET
NXPHDMI_RXD
38
R187
330
1
AD0
NXPHDMI_TXD
2
37
R59
33
MSCL
9950_MAIN_SCL
3
MSCL
9950_MAIN_SDA
4
R62
33
MSDA
TDA9950_INT
36
5
MSDA
HDMI_NO
6
ECO_POWER
9950_RST
35
R63
33
7
ECO_POWER
8
34
R241
33
9950_MAIN_SCL
LED_CTRL
R188
33
9950_MAIN_SDA
CON2.0-8
33
MUTE_LINE
D3
1N4148
MUTE_CPU
32
1
2
MUTE_MCU
31
R65
330
STANDBY
STANDBY
30
DAB_SW
29
TX2(ROTA3)
28
RX2(ROTB3)
R67
33
TDA9950_INT
27
ROTB1
R246
4.7K
PWM_SW+
R252
4.7K
PWM_SW-
R256
22K
C118
R261
33
MSCL
D8
1uF
R262
33
MSDA
D9
REST_3000
CE56
10u/16V
R167
SW_IN
CE58
10u/16V
1K
USB_DET
C104
3
U
S
B
_
V
C
C
180pF
CE43
+
CB105
47uF/16V
0.1uF
560
9-3
2328_DET
2328_DET
PWM_SW+
PWM_SW+
PWM_SW-
PWM_SW-
SSDA
SSDA
SCLK
SCLK
MUTE_CPU
MUTE_CPU
DVD_ON
DVD_ON
5086_RST
5086_RST
STANDBY
STANDBY
MSDA
MSDA
MSCL
MSCL
C24
C25
C26
C27
C28
ECO_POWER
ECO_POWER 4
USB_P
USB_P
100pF
100pF
NC/100pF
NC/100pF
NC/100pF
USB_M
USB_M
J14
GVDD+12V
L52
FB
+ CE51
220uF/16V
R244
C98
100pF
3.3K
R245
27K
C99
82pF
R247
27K
R248
R249
10K
22K
2
1
6
3
7
5
C100
U21A
C101
C4558
U21B
681pF
C4558
1000pF
4558_12V
CB118
4558_12V
1uF
R253
R254
R255
27K
27K
220K
4558_VREF
4558_VREF
C103
C102
100pF
681pF
VDO_3.3V
R257
R258
CB119
+
CE54
R259
4.7K
4.7K
U23
0.1uF
220uF/16V
10
2
1
1N4148
7
11
SCL
DVDD
1N4148
2
1
8
12
SDA
DVSS
6
5
RESET
AVDD
2
14
INL
OUTL
3
13
INR
OUTR
10
OSC0
C105
R264
100K
9
OSC1
180pF
CB122
CE59
Y4
27MHz
16
15
+
C106
R265
CAP
MXBSOUT
0.1uF
22uF/16V
33pF
NC/47K
1
4
REF0V
AVSS
C108
C109
C110
C111
L54
MX3000
0.015uF
33pF
33pF
1uF
10uH
1
4
4
1
1
1,4
4
4
4
4
4
1
1
4558_12V
CB116
R240
0.1uF
6.2K
4558_VREF
CB117
R242
+ CE52
0.1uF
6.2K
47uF/16V
CE53
R250
10uF/16V
1K
SW_IN
R251
47K
J17
SW_OUT
1
2
3
MUTE_CPU
STANDBY
4
CON2.0-4
CE57 10u/16V
SW_OUT
C107
R266
R267
33pF
NC/47K
NC/0
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