Sony VPL-PX20 Service Manual page 128

1
CN500
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
2
A12
A13
A14
A15
A16
A17
15
A18
A19
TO BB BOARD
A20
CN309
A21
A22
A23
A24
B9
B10
B13
B14
B17
B18
B19
3
B20
B21
B22
B23
B24
CN502
B17
A4
A5
A6
A7
A8
A9
A10
A11
B4
4
B5
B6
B7
B8
B9
16
B10
B11
TO BB BOARD
B13
CN311
B14
A23
A24
A16
A18
B18
A19
B19
A21
B21
B23
5
D24
A1
A2
A B
DRE0
DRE1
DRE2
DRE3
DRE4
DRE5
DRE6
DRE7 DRE7
DGE0
DGE1
DGE2
IC505(4/4)
DGE3 12 11
DGE4 13
DGE5
DGE6
DGE7 DGE7 2 1
DBE0 3
IC505(1/4)
DBE1
DBE2
DBE3
IC505(3/4)
DBE4 9 8
DBE5 10
DBE6
DBE7
DVS 5 4
6
IC505(2/4)
DVH
DRO0
DRO1
DRO2
DRO3
DRO4
DRO5
DRO6
DRO7 DR07
PW OSD ENA
DGO0
DGO1 DG07
DGO2
DGO3
DGO4
DGO5
DGO6
D+3.3V
DGO7
DBO0
DBO1
DBO2
DBO3
IC511
DBO4 RESET Q500,501
DBO5
2 VDD OUT 1 SW
DBO6
DBO7
RESET
SCL400K
8 VCC
SDA400K
OSD CS
1 EO
DISP
BUSY
OSD RES
PANEL TEMP
SDATOSD
SCLKOSD
SCL100K
SDA100K
DCLK
C
BC BC
IC502
OSD PROCESS,LCD CONT
114 EVN OSD R0
DRE0
113 EVN OSD R1
DRE1
112 EVN OSD R2
34 EVN IN R0 EVN OUT R0 193 39 R0
192
DRE0-DRE7 RE0-RE9
190
184
41 EVN IN R7 48 R9
EVN OUT R9 181
111 EVN OSD G0
DGE0 EVN OUT G0 168 1 G0
110 EVN OSD G1
DGE1
109 EVN OSD G2 166 GE0-GE9
42 EVN IN G0 164
DGE0-DGE7 10 G9
EVN OUT G9 158
49 EVN IN G7 EVN OUT B0 142 14 B0
BE0-BE9
108 EVN OSD B0 140
DBE0
107 EVN OSD B1 138
DBE1
103 EVN OSD B2 23 B9
EVN OUT B9 132
50 EVN IN B0
54 24 CLOCK
DBE0-DBE7
60 EVN IN B7 LCD CLR/CLP 17
117 EVN YM
SID
116 EVN YS SID 30
129 ODD YM
POSCONT1
128 ODD YS CNT1B 24
63 VSYNC IN CNT1A 25
POSCONT2
62 HSYN IN CNT2B 22
CNT2A 23
126 ODD OSD R0
DR00 INV CNT
125 ODD OSD R1 INV CNT 32
DR01
124 ODD OSD R2
FRP
68 ODD IN R0 LCD FRP 7
DR00-DR07 HST
LCD HST 20
VCK
75 ODD IN R7 LCD VCK 13
VST
123 ODD OSD G0 LCD VST 11
DG00
122 ODD OSD G1
DG01 PRG
121 ODD OSD G2 LCD PRG 8
76 ODD IN G0
PCG
77 LCD PCG 9
DG00-DG07
80
ENB
LCD ENB 14
85 ODD IN G7
RGT
LCD RGT 21
120 ODD OSD B0
DB00 DWN
119 ODD OSD B1 LCD DWN 10
DB01
118 ODD OSD B2
HCK2
86 ODD IN B0 LCD HCK2 19
DB00-DB07 BLK
LCD BLK 16
HCK1
93 ODD IN B7 LCD HCK1 18
95 RESET CLOCK 64
IC503
EEPROM
CLOCK2X 66
IC500(1/6)
SDA 5 98 RSDA
1 2
SCL 6 97 RSCL
100 HSCL
101 HSDA
8-8 8-8
D E
IC506
EVN R,G,B,DEC
CN501
EVENR A30
IOR 34
A31
EVENG B27
B28
EVENB A27
A28
CLP A12
IOG 32
A13
ODDR B33
B34
ODDG A33
A34
ODDB B30
IOB 28
B31
SID B21
B22
POSCONT1 A21
A22
POSCONT2 A19
A20
INVCNT B19
B20
FRP B16
B17
HST A16
A17
VCK B14
B15
VST A14
A15
PRG B12
B13
PCG B9
B10
ENB A9
A10
RGT B8
DWN A8
HCK2 B6
B7
BLK A7
HCK1 B4
B5
ECLK A4
A5
IC501
CLK GEN SCL100K B2
15 CLKA4
SDA100K A2
10 CLKB3 CLKA1 2
PANEL TEMP A1
14 CLKA3
1 REF
BC(LCD R,G,B,DEC,LCD CONT.)
F
13
TO C BOARD
CN605
BC BLOCK
VPL-PX20/PX30
G H