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TH-42PZ70B / TH-42PZ70E / TH-42PY70F / TH-42PY70P
15.14. DG-Board (4 of 5) Block Diagram
PZ70B/E ONLY
FOR
FACTORY
USE
55
JK
1
2
3
8702
57
SUB5V
DG
DIGITAL SIGNAL PROCESSOR
IC8403
CARD 5V
VIN
1
CI SLOT
(COMMON
6
4
VOUT
FAULT
INTERFACE)
EN
3
JK8401
Q8402
Vpp1,Vpp2
18
52
Q8401
VCC
17
51
2
6
DATA(8bit)
D0~D7
30
32
IC8406,IC8407
BUFFER
8
ADDRESS
A0~A14
10
14
29
21
RESET
58
61
REG#
CE1#
7
CONTROL
9
15
OE#,WE#
IORD#,IOWR#
44
45
IREQ#
16
CD1#,CD2#
36
67
CONTROL
57
59
MCLK0,WAIT#
IC8408
ENOUT,PKTRTOUT
62
63
BUFFER
37
41
MDO3-MDO7
DATA0-7
MDO0-MDO2
64
66
PKTSTINA
46
MISTRT
47
50
MDI0~MDI7
DATA0-7
56
53
MIBAL,MCLKI
19
20
ENINA,CLKINA
TU8301
DVB TUNER
IFD1
18
IFD2
17
16
IF_AGC
SCL
15
SDA
14
IC8304
DTV9V
BM
11
BB
3
+5V
21
22
23
24
25
TH-42PY70F/P, PZ70B/E
DG-Board (4 of 5) Block Diagram
SUPPORT
CARD
54
58
23
10
8
1
30
29
28
27
65
46
66
45
67 44
68
43 70
41 72
39
38 74
36 35
33 79 32
87
58
89
101
103
110
81
82
63
64
SUB3.3V
SUB5V
SUB 5V
VI1P20
CI_OCP
IS0PSYNC
IC8621,22
CI_POWER_ON
IC8401
SUB 3.3V
SUB 5V
D-LATCH
DATA BUFFER
ED0-ED7
IC8554
SUB5V
NOR FLASH
ED0-ED15
EA1-EA15
(128/256Mbit)
EA1-EA23
IC8402
BUFFER
REG,WE,IOWR,IORD,OE,CE1
IC8409
SUB5V
BUFFER
SUB3.3V
CHVAL,CHSYNC,CHCLK,SMTCMD0,SMTSEL0,XPDWT,SMTCLK0
SUB3.3V
CHDI0-CHDI7
DATA0-7
SUB5V
SPDATA
IC8404,05
CH0CLK
61
MOCLK
MDO7
TS BUFFER
58
MD07
MDO6
57
MD06
MDO5
/IRQ
6
56
MD05
MDO4
9
RESET
53
MD04
MDO3
52
MD03
IC8301
MDO2
51
MD02
FRONT END
IC8302
MDO1
50
MD01
COFDM DEMODULATOR
CH0DATA
SUB3.3V
49
MD00
CH0VAL
48
MOVAL
VDD
8
CH0PSYNC
47
MOSTRT
CVDD
31
/VIN
XTI
23
30
VIN
X003
XT0
24
42
AGC1
20.48MHz
35
CLK2
SDA2
DATA1
5
SCL2
DATA2
36
CLK1
4
I2C
TO
DH25
57
59
52
JK
DG25
43
42
8701
56
58
60
53
51
50
49
I2C
SUB1.8V
SUB1.2V
SUB3.3V
SBO1(VI1P20)
XRTS0(ISOPSYNC)
SUB3.3V
CPU BUS I/F
ExBUS
ED0-ED15
EA8-EA23
(DeMPX)
ED0-ED15/EA8-EA23
EA0-EA7,EA24
POD,CI I/F
CI_XRST(VI2P20)
POD
CI
I/F
CI PARALLEL
TS
CH0CLK
CH,IS IF
CH0PSYNC
TUNER SERIAL TS
CH0VAL
CH0DATA
XIRQ2
XIRQ2
FE_IRQ
FE_XRST
XECS6
FE_XRST
XIRQ3
HDMI_IRQ
Address
IIC I/F
+1.8V
+1.8V
1
ADV7493
B Port
Sub Video
Input
I2C
78
63
65
75
3
1
40
38
37
36
35
34
32
30
14
77
84
86
93
95
48
47
12
11
10
7
6
102
104
105
107
62
64
74
2
SUB9V
SUB5V
LOSD OUT (HQ1)
SERIAL I/F
SD CARD I/F
HQ1L VIDEO
IC8001
PEAKS_Lite 2
Analog
ETHER_IRQ
Video
JTAG
I/F
AUDIO IF
RSV3(SDRAM_CHK1)
RSV2(SDRAMCHK2)
RSV1(SD_ERROR)
PANEL_STATUS
PANEL_SOS
EEPROM_WP
JTAG
Q8911
Q8912
TV_MAIN_ON
Q8913
TH-42PY70F/P, PZ70B/E
DG-Board (4 of 5) Block Diagram
1
3
5
7
8
9
10
11
12
13
14
DG52
SUB3.3V
31
IC8002,03
512M DDR
SUB1.8V
IC8004
CLOCK GEN
SUB3.3V
CLOCK GENE.
VDD
VC27
4
VIN
CLK74
7
74M
CK27
9
27M
CK27D
14
S2
CLK74SEL
IC5660
DTV9V
PEAKS LITE2 RESET
XRST
1
RESET
2
XRST
SW_OFF_DET
RMCO
SD_BOOT_STS
SDBOOT
ADIN
SLRCK
SLRCK
ADCCK
ADCCK
VI2ENB
VI2ENB
AUDCLK
RSV4
AUDCLK
PANEL_STATUS
VI2P10
PANEL_SOS
VI2P21
PANEL_MUTE
VMUTE
DSRCK
32
VI2CLK2
PANEL_MUTE
IC8601
SUB3.3V
EEPROM
8
VCC
7
WP
SCL3
6
SCL
33
SDA3
5
SDA
I2C
34
35
36
37
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