Philips PET721C/D/S Service Manual page 20

7.0 ELECTRICAL DIAGRAM
CIRCUIT DIAGRAM-DRIVER
AMP_VDD V_BIAS
AR49
AR44
470/270
AR48 1M
AC28 1uF/0805
20k
BOUT
Vdc
AC32 1uF/0805 3
TFT_B AQ7
2
2N3904
1
AR47 AR46 AR45
1M
7K5 75/1%
AMP_VDD V_BIAS
AR53
AR52 470/270 AR42
20k
AC27 1uF/0805 1M
Vdc GOUT
AC31 1uF/0805 3
TFT_G AQ6
2
2N3904
1
AR51 AR50 AR43
75/1%
7K5 1M
AMP_VDD
V_BIAS
AR57
470/270
AR54 AR40
20K
AC26 1uF/0805 1M
Vdc
ROUT
AC30 1uF/0805 3
AQ5
TFT_R
2
2N3904
1
AR55 AR56 AR41
7K5 75/1% 1M
ALED+
AC137 AEC47
+
0.1uF 2.2UF
T5V
AD23
AL43 22uH/CD54 SSD03
1 2
AC41
0.1uF
AL12 600R
AC135
AEC18 0.1uF AU19
+
AR166 AR167 6 1
VIN SW
100uF10V
10K
10K 2 5
GND OV
4 3
EN FB
3
AQ29 SS6610
T1389-EN
2
2N3904
1
AC22
BJT Amplifier for T-CON I/F
AR35 91K/100K
AR61 75K
T5V AR33 56K/39K
2 AU2A
89KP_VCOM AR34 0
3
CSC3414A DMP8 HWCAT
AS1 + AC38
10uF/16V
10K/VR
AR60 10R
T5V
AR59
13K
AE6 AC23
+
0.1uF
10uF/16V(A)
V_BIAS
AL2 FB600R AL3 FB600R
T5V T5V
AC40 + AC29
0.1uF AC39
10uF/25V/1206
10uF/25V/1206
T3V3
AR129
0R(06) AR204
AR123
0R
+9VDCIN 10K
AR205
NC
10K
AR2
2 AQ26
3906
AR1 5.1K AR134 AR135
NC
FB
ALED-
AR168
4.7k
FB
AR169 AR170 AR171
10R/NC 10R/NC 1R 1%(06)
T5V
NC
AR39
10K
UND
89P VCOM DAC OUTPUT
1 VCOM
T5V
VCOM DAC OP POWER
AR38
10K
LNR
AMP_VDD
+ AC25
0.1uF
T5V
AC24 + AE1
0.1uF 10uF/16V(A)
7" PANEL
AJ1
01
GND
AJ3
DIP11/1.25/HORIZONTAL 02
VCC
TVGL
03
VGL
TVGH
STVL 04
1 VGH
STVL
05
STVR
STVL 06
2 STVL
GNDA CKV 07
CKV
UND 08
CKV
3 U/D
CKV OEV
09
OEV
VCOM VCOM VCOM VCOM
OEV 10
4 VCOM
OEV
11
VCOM
LNR 12
5 LR
GNDB MOD 13
MOD
OEH 14
OEH
6 OEH
OEH STHL 15
AR36 OR
STHL
STHL 16
7 STHR
STHL CPH3
17
CPH3
CPH2
18
8 CPH2
CPH1
GNDC 19
CPH1
20
9 CPH1
VCC
CPH1 21
GND
ROUT
22
10 VR
GNDD GOUT
23
VG
BOUT
89KP_VCOM 24
11 VB
VCOM
25
AVDD
26
AVSS
26PSMD0.5MM
Bottom Socket
LG&PHILIPS LT070W02
AJ2
AJ4
1 T9V
T9V
GNDA
2
VGND
T5V
3
T5V
4
GND
5 T3V3
T3V3
6
T_EN
WAFER 4PIN 1.25mm SMD LEVEL
7
TIO1
8
TVGL
9
TVGH
DIP5/1.25/HORIZONTAL
1 GND
2 VCC
3 VGL
VGH
4
5
STVR
6 STVL
7 CLK
8 U/D
9 GOE
10 VCOM
11 VCOM
12
L/R
13 MOD
14 SOE
15 STHL
16 STHR
17 CPH3
18
CPH2
19
CPH1
20 VCC
21 GND
22 VR
23 VG
24 VB
25
AVDD
26 AVSS
1
TFT_R
2
R
3 TFT_B
B
TFT_G
4
G