Panasonic TH-37PD25U-P Service Manual page 81

DT
ATSC interface
IC8020
128Mbit CPU SDRAM
DG0
DATA BUS
DG15
CONTROL BUS
A0
ADDRESS BUS
A12
IC8021
128Mbit WORK CPU SDRAM
A0
A12
DG0
DATA BUS
DG15
1
2
3
4
5
Digital Audio Out
D8017
B3ZAZ0000011
DRIVE IC
6 DATA BUS
+5V
7 ADDRESS BUS
IC8024(5/5)
HDSL PEARK
SLRCK
SLRCK
IEC OUT
AD
IC8031 ADIN
DACCK
AUDIO
DACCK
SRCK
8bit D/A CONVERTER SRCK
DMIX
DMIX
LRCK
LRCK
44 DACRST VIDEO
LOSD0 67 LOSD0 SVD0
A0,A1
A6,A7
A23,A24 LOSD15 50 LOSD15 SVD7
TDI OSDCLK0 70 LOCKI MVY0
83
TDI
SBIO OSDV 71 LVSYNCI
82 TDO
MVY7
TCK OSDH 72 LHSYNCI
88 TCK
MVC0
TMS OSDHIN 73 LHSYNCO
90
TMS
TRSTEN OSDCLKI 76 LOCKO
89 TRST
MVC7
MHSYNC0
MVSYNC0
SVCLK0
MVCLK0
SDA 93 SDA1
SCL 94 SCL1
NTSCRST 45
OSDV
77
SETV
OSDH
SETH 81
PLL
PLLCLK1 105
OSDR
DACR0 112 Q8010
OSDG
DACG0 115 Q8011
OSDB
Q8012
DACB0 118
YS
YS0 106
YM
YM0 107
TH-37/42PD25U/P
DT and JA-Board Block Diagram
SD
IC8024(2/5)
CARD (Point of Deployment)
HDSL PEARK JK8003
SLOT
MMDQ0 7
SDDATA0 SD DATA0
SDDATA1 8 SD DATA1
MMDQ15 SD
SDDATA2 9 SD DATA2
CARD 109
1
SDDATA3 SD DATA3 DATA BUS
SDRAM
I/F SDCMD 2 SD CMD 117
SDCLK 5 SD CLK
MMA0
TRSTEN
3
SDCD D SW
TCK
SDWP WP 1
MMA12
TMS
34
TD0
4
SBO0
105
CHDATA0
131
133M
124
P0D_DRX
120
P0D_CRX
128
MPEG_DATA_EN
56
SER_DATA
51
MPEG_CLK
54
XS1D5RST MPEG_PXT_SYNC
49
MMDQ16
XHEGRST
MMDQ31 SMTSEL1
XIRQ19
IC8041 IC8042
DC-DC CONV. DC-DC CONV.
3.3V/1.5V 5V/2.5V
FB1 1 FB1 1
OUT1 2 OUT1 2
Q8014 Q8016
9.5V 5 V+ DH1 16 9.5V 5 V+ DH1 16
14 14
DL1 DL1
2 1 3
CS1 15 +3.3V CS1 15
CS2 10 +1.5V CS2 10
Q8015 Q8017
DL2 11 DL2 11
DH2 9 DH2 9
7 7
OUT2 OUT2
FB2 8 FB2 8
IC8035
IC8037
VIDEO ENCODER
VIDEO OUT I/F
53 S2
HD_Y
39 1 23
DACD DY IN CPS OUT
HD_PB
DACE 38 3 Cb IN
62 S9
HD_CR DY OUT 39
DACF 37 5 Cr IN
4 Y2
SD_Y Cb OUT 36
43 8
DACB AY IN
SD_C Cr OUT 33
13 Y9 DACC 42 10 AC IN
SD_COMPOSITE AY OUT 29
16 C2 DACA 44 12 SD COMPOSITE
AC OUT 26
S2 25
30 C9
SDA 21 17 12C DATA
23 P HSYNC
24 SCLK 22 18 12C CLOCK
P VSYNC
SDA1
32 CLKIN A
63 CLKIN B SCL1
33
RESET
IC8009
PC CARD I/F,POD
PLDs
(Programmable Logic Device)
FPGA
(Field Programmable Gate Array)
ED0
MOD D7 79
CABLE
CARD
ED7 JK8006
MOD D0 88
SLOT
MOD MDO7 78
TRSTEN
30 32
73
D0 D7
TCK
2 6
72
TMS DATA BUS
69 64 66
MDO0 MDO7
TDO
(D8 D15)
37 41
TDI
MOD MDO0 63
BE DATA
A0 33
8 A0 A25
CLKIN133
36 47
CXT,IXT
10 14
FTX,QTX
FE DRX 67
CRX,DRX
ADDRESS BUS 19 29
MCLK0,MCLK1
FE CRX 89 102
46 50 MIVAL,MISTRT
118
MDI0 MDI7
FE EN
53 56
119
A25
FE DATA FE
FE CLK 29 36
MOD CD1n CD1
FE SYNC
MOD CD2n 30 67 CD2
MOD RESET 22 58 RESET
27 16
MOD IREQn IREQ(READY)
EN VPP3 8
IC8011
EN VPP5 9
18
POWER MANEGEMENT
+3.3V 17
2ch SWITCH
1 18
EN1
+3.3V 4 VIN1 OUT1 17
5 VIN1 16
10 15
EN2
6 VIN2 OUT2 14
+5V 7 VIN2 13
TO K3
DT7
Q8419
+3.3V 1 FAN
+30V
Q8421 Q8420
JK8007
SDA_TV
40 SDA TV(SDA1)
+5.0V SCL_TV
42 SCL TV(SCL1)
AFT
+2.5V
44 AFT1
SCL_TV1
46 SCL TV1(SCL2)
SDA_TV1
48 SDA TV1(SDA2)
VIDEO_OUT
34 VIDEO OUT(ATSC-R)
R_OUT
24 R OUT(ATSC-R)
L_OUT
26 L OUT(ATSC-L)
DA_SW
36
DA SWPKS
SR
20 SR(BBE-R)
SL
22 SL(BBE-L)
10
HD Y(ATSC-Y)
12 HD PB
14 HD PR
16
SD Y
18 SD C
SDA1 31 SDA0
SCL1 33 SCL0
OSDV
39 OSDV(GC-V)
OSDH
19 OSDH(GC-H)
OSDR
25 OSDR(LOSD-R)
OSDG
27 OSDG(LOSD-G)
OSDB
29 OSDB(LOSD-B)
OSDYS
21 OSDYS(LOSD-YS)
OSDYM
23 OSDYM(LOSD-YM)
1 63
PLL RIN- RIN-
7 ROUT
RIN+ 2 65 RIN+
17
IC8057 XRST(XRSTPKS)
LVDS RX
3 BT30V
XRST
4 BT30V
9.5V 2 VDD VOUT 1
BT30V
IC8051 50
ATSC 9.5V ATSC 9.5V
51 ATSC 9.5V
RESET
52 ATSC 9.5V
53
ATSC 9.5V
58 ATSC 9.5V
59 ATSC 9.5V
60
ATSC 9.5V
61 ATSC 9.5V
SPLITTER 8V 64 SPLITTER 8V
81
TH-37PD25U-P / TH-42PD25U-P
JA
DT-DG connection
TO
JA8007 JA23
DG23
40 112 SDA1
42 113 SCL1
44 114 AFT1
46 214 SCL2
48 413 SDA2
34 110 ATSC V
24 107 ATSC R
26 108 ATSC L
36
111 DA SWPKS
20 105 BBE R
22 106 BBE L
10
101 ATSC Y
12 102 ATSC Pb
14 103 ATSC Pr
16
NC
18 NC
31 408 SDA0
33 409 SCL0
39 412 GC VD
19 402 GC HD
25 405 LOSD R
27 406 LOSD G
29 407 LOSD B
21 403 LOSD YS
23 404 LOSD YM
63
NC
65 NC
17
401 XRSTPKS
3
4 115 BT30V
TO
JA18
50 PA18
51 1 ATSC 9.5V
52 2 ATSC 9.5V
53 3
ATSC 9.5V
58
59
60
61
8 SPLITTER 8V
64 7 SPLITTER 8V
TH-37/42PD25U/P
DT and JA-Board Block Diagram