Sony VPL-PX20 Service Manual page 136

QA
CN803 CN805
50P 50P CN801
CN801 TO BB
WHT WHT 70P
IRD A A1 IRD B A1 A1 CLP
IRD A B1 IRD B B1 B1 CLP
MS5V A2 SUB5V A2 A2 GND
MS5V B2 SUB5V B2 B2 GND
DS2- A3 GND A3 A3 A3.3V
DS2- B3 GND B3 B3 A3.3V
DS2+ A4 GND A4 A4 V
DS2+ B4 GND B4 B4 V
GND A5 GND A5 A5 GND
GND B5 GND B5 B5 GND
AUDIO AL A6 AUDIO BL A6 A6 H
B6 B6 B6
AUDIO AL AUDIO BL H
GND A7 GND A7 A7 GND
GND B7 GND B7 B7 GND
GND A8 GND A8 A8 B
GND B8 GND B8 B8 B
A9 A9 A9
AUDIO AR AUDIO BR GND
AUDIO AR B9 AUDIO BR B9 B9 GND
GND A10 GND A10 A10 G
GND B10 GND B10 B10 G
GND A11 GND A11 A11 GND
GND B11 GND B11 B11 GND
AR A12 BR A12 A12 R
AR B12 BR B12 B12 R
AR A13 BR A13 A13 GND
AR B13 BR B13 B13 GND
GND A14 GND A14 A14 AUDIO MUTE
GND B14 GND B14 B14 SCLK
GND A15 GND A15 A15 SDAT
GND B15 GND B15 B15 AUDIO CE
AG A16 BG A16 A16 GND
AG B16 BG B16 B16 GND
AG A17 BG A17 A17 US+
AG B17 BG B17 B17 US+
GND A18 GND A18 A18 US-
GND B18 GND B18 B18 US-
GND A19 GND A19 A19 GND
GND B19 GND B19 B19 USB P.FLG
AB A20 BB A20 A20 DS1+
AB B20 BB B20 B20 DS1-
AB A21 BB A21 A21 MS P.ENA
AB B21 BB B21 B21 US VBUS
GND A22 GND A22 A22 GND
GND B22 GND B22 B22 USB P.ENA
AH A23 BH A23 A23 SUB 5V
B23 B23 B23
AH BH SUB 5V
GND A24 GND A24 A24 SUB 5V
GND B24 GND B24 B24 SUB 5V
AV A25 BV A25 A25 SUB 5V
AV B25 BV B25 B25 SUB 5V
A26
GND
CN808
2P CN810
B26 GND
WHT-L 9P
:SMD WHT-L
A27 BNC V
1 AUDIO+B 1 AUDIO+B B27 BNC V
2 AU GND 2 AU GND A28 GND
3 NC B28 GND
CN809
3P
4 L A29 BNC H
WHT-L
:SMD
5 GND B29 BNC H
1 L/R 6 NC A30 GND
2 GND 7 R B30 GND
3 SP-MUTE 8 GND A31 BNC B
9 SP-MUTE B31 BNC B
A32 GND
B32 GND
A33 BNC G
B33 BNC G
A34 GND
B34 GND
A35 BNC R
B35 BNC R
CN3500
12P
WHT
:SMD
TO Y CN3001
12 D+5V
11 GND
10 D+5V
9 SUB+5V
8 GND
7 KEY1
6 KEY0
5 POWER LED
4 TEMP LED
3 LAMP LED
2 P.SAVE LED
1
LIGHT ON
VPL-PX20/PX30
A B
CN806 CN804
CN802 50P 50P
70P WHT WHT
IRD A A1 A1 AUDIO OL INPUTA SW1 A1
IRD B B1 B1 AUDIO OL GND B1
GND A2 A2 AUDIO OL INPUTA SW2 A2
QB
GND B2 B2 AUDIO OL GND B2
DS2+ A3 A3 GND GND A3
CN1203
50P
DS2+ B3 B3 GND GND B3
WHT
DS2- A4 A4 GND USB DS+ A4
IRD A A1
DS2- B4 B4 GND USB DS+ B4
IRD A B1
YC/OTHER A5 A5 AUDIO OR USB DS+ A5
MS5V A2
CV/OTHER B5 B5 AUDIO OR USB DS+ B5
MS5V B2
GND A6 A6 AUDIO OR GND A6
DS2- A3
B6 B6 B6
GND AUDIO OR GND
DS2- B3
R/R-Y A7 A7 GND GND A7
DS2+ A4
R/R-Y B7 B7 GND GND B7
DS2+ B4
GND A8 A8 GND USB DS- A8
GND A5
GND B8 B8 GND USB DS- B8
GND B5
A9 A9 A9
G/Y OUT R USB DS-
AUDIO AL A6
G/Y B9 B9 OUT R USB DS- B9
AUDIO AL B6
GND A10 A10 OUT R GND A10
GND A7
GND B10 B10 OUT R GND B10
GND B7
B/B-Y A11 A11 GND GND A11
GND A8
B/B-Y B11 B11 B11
GND GND
GND B8
GND A12 A12 GND USB 5V A12
AUDIO AR A9
GND B12 B12 GND USB 5V B12
AUDIO AR B9
H A13 A13 OUT G USB 5V A13
GND A10
H B13 B13 OUT G USB 5V B13
GND B10
GND A14 A14 OUT G A14
USB 5V
GND A11
GND B14 B14 OUT G USB 5V B14
GND B11
V A15 A15 GND SUB 5V A15
AR A12
V B15 B15 GND USB 5V B15
AR B12
GND A16 A16 GND GND A16
AR A13
GND B16 B16 GND GND B16
AR B13
RGBSYNC A17 A17 OUT B US VBUS A17
GND A14
RGBSYNC B17 B17 OUT B US VBUS B17
GND B14
GND A18 A18 OUT B GND A18
GND A15
GND B18 B18 OUT B GND B18
GND B15
V-R A19 A19 GND GND A19
AG A16
V-R B19 B19 GND GND B19
AG B16
GND A20 A20 GND USB US+ A20
AG A17
GND B20 B20 GND USB US+ B20
AG B17
V-G A21 A21 OUT H USB US+ A21
GND A18
V-G B21 B21 OUT H USB US+ B21
GND B18
GND A22 A22 OUT H GND A22
GND A19
GND B22 B22 OUT H GND B22
GND B19
V-B A23 A23 GND GND A23
AB A20
B23 B23 B23
V-B GND GND
AB B20
GND A24 A24 OUT V USB US- A24
AB A21
GND B24 B24 OUT V USB US- B24
AB B21
V-HD A25 A25 OUT V USB US- A25
GND A22
V-HD B25 B25 OUT V USB US- B25
GND B22
A26
V-VD
AH A23
CN807
V-VD B26
4P
AH B23
WHT-L
GND A27
S-SEL GND A24
GND B27
1 L-VIDEO GND B24
V-CLP A28
2 GND AV A25
V-CLP B28
3 R-VIDEO AV B25
GND A29
4 GND
GND B29
SDA100K A30
SCL100K B30
GND A31
GND B31
+6V A32
+6V B32
+6V A33
+6V B33
+10V A34
-6V B34
+10V A35
-6V B35
CN3501
4P
TO SP
WHT
:SMD
TO KS CN2952
4 R SP-
3 R SP+
CN3502 CN3503 2 L SP-
2P 2P
WHT-L WHT-L 1 L SP+
:SMD :SMD
H
C D
FRAME (3/3) FRAME (3/3)
LAMP COVER
QC
CN1805
LAMP TEMP
CN1204 CN1804 50P
50P WHT
50P
WHT WHT
INPUTA SW1 A1 IRD B A1 AUDIO OL A1
GND B1 IRD B B1 AUDIO OL B1
INPUTA SW2 A2 SUB5V A2 AUDIO OL A2
GND B2 SUB5V B2 AUDIO OL B2
GND A3 GND A3 GND A3
GND B3 GND B3 GND B3
1
USBD D+ A4 GND A4 GND A4
2
USBD D+ B4 GND B4 GND B4
3
USBD D+ A5 GND A5 AUDIO OR A5
USBD D+ B5 GND B5 AUDIO OR B5
GND A6 AUDIO BL A6 AUDIO OR A6
GND B6 AUDIO BL B6 AUDIO OR B6
GND A7 GND A7 GND A7
GND B7 GND B7 GND B7
USBD D- A8 GND A8 GND A8
USBD D- B8 GND B8 GND B8
1
USBD D- A9 AUDIO BR A9 OUT R A9
2
USBD D- B9 AUDIO BR B9 OUT R B9
3
GND A10 GND A10 OUT R A10
4
GND B10 B10 B10
GND OUT R
5
GND A11 GND A11 GND A11
6
GND B11 GND B11 GND B11
USB 5V A12 BR A12 GND A12
USB 5V B12 BR B12 GND B12
USB 5V A13 BR A13 OUT G A13
1
USB 5V B13 BR B13 OUT G B13
2
USB 5V A14 GND A14 OUT G A14
3
USB 5V B14 GND B14 OUT G B14
4
SUB 5V A15 GND A15 GND A15
USB 5V B15 GND B15 GND B15
GND A16 BG A16 GND A16
GND B16 BG B16 GND B16
1
IN 5V A17 BG A17 OUT B A17
2
IN 5V B17 BG B17 OUT B B17
3
GND A18 GND A18 OUT B A18
4
GND B18 GND B18 OUT B B18
5
GND A19 GND A19 GND A19
6
GND B19 GND B19 GND B19
7
USBU D+ A20 BB A20 GND A20
USBU D+ B20 BB B20 GND B20
USBU D+ A21 BB A21 OUT H A21
USBU D+ B21 BB B21 OUT H B21
GND A22 GND A22 OUT H A22
GND B22 GND B22 OUT H B22
GND A23 BH A23 GND A23
GND B23 BH B23 GND B23
USBU D- A24 GND A24 OUT V A24
USBU D- B24 GND B24 OUT V B24
USBU D- A25 BV A25 OUT V A25
USBU D- B25 BV B25 OUT V B25
CN2900 CN3600
3P 3P
WHT-L WHT-I
:SMD :SMD
L/R 1 1 SUB+5V
GND 2 2 SIRCS-NF
SP-MUTE 3 3 GND
NF
CN2903
2P
WHT-L
:SMD
1 MAIN+
2 MAIN-
CN3700
3P
CN2901 RED
2P :SMD
RED-L
:SMD
1 SUB+5V
1 AUDIO+B 2 SIRCS-NF
2 AUD GND 3 GND
KS NR
9-3 9-3
E
CN2020
3P
:SMD
1
GND 2
3
S
CN3001 CN3003
12P 7P
WHT WHT
:SMD :SMD
CN3002
4P
CN1991
WHT
3P
:SMD
SW COVER 4 LAMP MODE
GND 3 LAMP PROT
ECO /NOR 2 GND
CN3000
1 LAMP ON
70P
U
A1 GND
CN3010
8P
B1 GND
WHT
:SMD
A2 US+
B2 US- GND 1
CN1901
A3 GND TXD 2
6P
B3 GND RXD 3
C-VIDEO
A4 DS1+ RES 4
GND
B4 DS1- VIN 5
A5 GND FWR 6
GND
B5 GND MD1 7
A6 DS2+ MD2 8
GND
B6 DS2-
CN3005
A7 GND
CN1902 3P
4P WHT
B7 GND
:SMD
S-SEL
A8 USB P.ENA TO NF(CN3600)
L-VIDEO
B8 USB P.FLG 3 GND
GND
A9 S/C RES 2 SIRCS-NF
R-VIDEO
B9 MS P.ENA 1 SUB+5V
GND
A10 SDA400K
CN3006
3P
B10 SCL400K
RED
CN1903
:SMD
7P A11 GND
WHT TO NR(CN3700)
B11 GND
TXD_RD 3 GND
A12 TXD S/C
RXD_RS 2 SIRCS-NR
B12 RXD S/C
1
GND SUB+5V
A13 GND
SUB+5V
B13 GND
SIRCS
A14 HD
SIRCS_S
B14 US VBUS
GND
A15 VD
B15 VSO
QD
CN3007
3P
A16 GND
WHT
:SMD
B16 GND
A17 OSDC CS 3 LAMP TEMP
B17 PW-OSD ENA 2 GND
A18 P96 1 LAMP COVER
B18 P97
A19 P94
B19 PANEL LINK
A20 GND
B20 INTERLACE
A21 PIC MUTE
B21 SDAT
Y
A22 SCLK
B22 GND
A23 AUDIO CE
B23 AUDIO MUTE
A24 PANEL TEMP
B24 IRDA
A25 IRDB
B25 FIL. COVER
A26 POWER ON
B26 FAN PROT1
A27 FAN CONT1
B27 FAN PROT2
A28 FAN CONT2
B28 POWER PROT
A29 GND
B29 GND
A30 SDA100K
B30 SCL100K
A31 GND
B31 GND
A32 +6V
B32 +6V
A33 +6V
B33 +6V
A34 SUB+5V
B34 SUB+5V
A35 SUB+5V
B35 SUB+5V
F G
CN102
6P
:SMD
BA
CV 1 1
GND 2
Y(SVIDEO) 3
GND 4
5
C(SVIDEO)
GND 6
CN101
50P
R/R-Y A1
R/R-Y B1
GND A2
GND B2
G/Y A3
G/Y B3
GND A4
GND B4
B/B-Y A5
B/B-Y B5
GND A6
H B6 2
GND A7
V B7
A8
GND
RGBSYNC B8
GND A9
V-CLP B9
GND A10
B10
YC/OTHER
A11
VR
VR B11
GND A12
GND
B12
VG A13
VG B13
GND A14
GND B14
VB A15
B15
VB
GND A16
CV/OTHER B16 3
GND A17
V-HD B17
GND A18
V-VD B18
GND A19
GND B19
SDA A20
B20
SCL
GND A21
GND B21
+6V A22
+6V B22
+6V A23
+6V B23
+10V A24
GND B24
A25
+10V
B25
GND
4
CN2500
8P
:B-TO-B
TO GA
1
SUB
2
SUB
3
SUB
4
GND
5
GND
6
GND
POWER ON 7
8
POWER PROT
CN2502
6P
WHT
:S-MICRO
TO BB
1
SUB5V
2 SUB5V
3 GND 2
4 GND 2
5
5 POWER ON
6
POWER PROT
GC
B-SS1696<08.>-KESSENZU-P3
H