Service manual

8.12. ATSC INDEX
GND
GLOBAL SIGNAL
POWER SUPPLY
POWER SUPPLY
TUNER POWER
MT5112 POWER
MT5112 POWER
MT5351 POWER
MT5351 ANALOG POWER
MT5351 DDR POWER
MT5351 POWER
+12V
+5V
+5V_tuner
DV33_DM
DV18
DV33
AV33
DV25
DV12
DIGITAL AUDIO INTERFACE
DEVICE
POWER +12V
POWER +5V
POWER +5V
POWER +3V3
POWER +1V8
POWER +3V3
POWER +3V3
POWER +2V5
POWER +1V2
UART (RS232)
GROUND
NAME
DIGITAL OUTPUT
DIGITAL VIDEO OUTPUT
GROUND
TYPE
MTK modify
MTK modify
HDMI AUDIO
ATSC AUDIO
AUD_CTRL 0
"Y"=ATSC
ORESET_1
VI5
DTVU2TX
DTVU0TX
SDA1
VI16
DTVU2RX
VOR5
VI23
U2TX
VI11
VOB3
HDMIMCLK
GPIO3
AO1LRCK
REQUEST_1
VI6
VOB7
HDMIODCK
VOG5
VODE
VOR[0..7]
VI12
U2TX
VOR3
SCL1
VI17
VOB2
VOG2
VI19
VOR4
DTVU0RX
ORESET_1
VOHSYNC
VI7
VI0
DTVU0RX
RXD1
VOVSYNC
HDMIDE
HDMILRCK
VOB6
VOG1
VOG4
VOPCLK
VI13
VI1
HDMIODCK
AO1MCLK
VOHSYNC
U2RX
VI8
VI20
VOR2
READY_1
DTVU0TX
HDMIVSYNC
VOB1
VODE
TXD1
VI2
VI14
HDMIBCLK
HDMIVSYNC
VOB5
DTVU2RX
HDMIHSYNC
VOVSYNC
VOG7
U0TX
VI9
VOG0
TXD1
U0RX
AO1SDATA0
VI3
VI21
VOR7
REQUEST_1
VOPCLK
HDMIHSYNC
VOB0
GND
DTVU2TX
VOR1
HDMISD0
VOB4
VI15
AO1LRCK
VOB[0..7]
HDMIDE
U0TX
U0RX
RXD1
VOR6
AO1BCK
VI4
VOG6
AO1BCK
READY_1
VOG[0..7]
VI22
VI[0..23]
GPIO3
SDA1
VI10
VOG3
U2RX
AO1SDATA0
DV33
VI18
SCL1
VOR0
AO1MCLK
8293LRCK
8293SD0
8293BCLK
8293MCLK
AO1LRCK
AO1SDATA0
AO1MCLK
AO1BCK
HDMISD0
HDMILRCK
HDMIMCLK
HDMIBCLK
AUD_CTRL
AUD_CTRL
8293BCLK
8293MCLK
8293LRCK
8293SD0
5VDD
VOHSYNC15
AO1LRCK15
DTVU0RX 26
HDMIMCLK 3
VI[0..23] 3,10
AO1SDATA015
SDA1 3
REQUEST_115
VOVSYNC15
READY_115
SCL1 3
ORESET_113,15,17
HDMIVSYNC 3,10
GPIO3 3
VODE15
HDMIODCK 3,10
DV3314,15,17,18
U2TX15,17
HDMISD0 3
VOR[0..7]15
U2RX15,17 GND7,13,14,15,16,17,18
HDMIHSYNC 3,10
RXD1 3
U0RX15,17
TXD1 3
HDMILRCK 3
VOB[0..7]15
VOG[0..7]15
HDMIDE 3,10
U0TX15,17
VOPCLK15
DTVU0TX 26
HDMIBCLK 3
AO1MCLK15
AO1BCK15
AUD_CTRL3
8293LRCK 10
8293BCLK 10
8293MCLK 10
8293SD0 10
5VDD14,15
5VDD
VCC
DV33
RP35
33x4 RN 8P4R
1 2
3 4
5 6
7 8
R230
4.7K
R0603
RP40
(NC)33x4 RN 8P4R
1 2
3 4
5 6
7 8
RP32
33x4 RN 8P4R
1 2
3 4
5 6
7 8
RP39
33x4 RN 8P4R
1 2
3 4
5 6
7 8
RP33
33x4 RN 8P4R
1 2
3 4
5 6
7 8
RP41
33x4 RN 8P4R
1 2
3 4
5 6
7 8
R228
0
I117
IDTQS3VH257
TSSOP16
2
5
11
14
3
6
10
13 8
16
15
1 4
7
9
12
IA0
IB0
IC0
ID0
IA1
IB1
IC1
ID1 GND
VCC
OE
SYA
YB
YC
YD
RP34
33x4 RN 8P4R
1 2
3 4
5 6
7 8
RP37
33x4 RN 8P4R
1 2
3 4
5 6
7 8
RP36
33x4 RN 8P4R
1 2
3 4
5 6
7 8
R229
0
C416
0.1U
C0603
RP38
33x4 RN 8P4R
1 2
3 4
5 6
7 8
L802
R121/0805 6A
L0805
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