Philips PET742, Service Manual

Page: 19 / 35

89P VCOM DAC OUTPUT
VCOM DAC OP POWER
25
6
23
GND
STHL
10
GND
SOE
VGH
MOD
GOE 9
CPH2
CLK
VCOM
19
3
20
VR
11
4
26
U/D
STVR
22
24
1
L/R
16
VGL
7
17
AVDD
13
STVL
Bottom Socket
8
VB
21
LG&PHILIPS LT070W02
STHR
15
AVSS
VG
CPH1
2
14
18
7" PANEL
CPH3
5
VCOM
12
VCC
VCC
Vdc
Vdc
BJT Amplifier for T-CON I/F
Vdc
TFT BOARD LED&RGB CIRCUIT DIAGRAM
5V
OEH1
TFT_G1
OEV1
TFT_R1
STHL1
CKV1
TFT_B1
89KP_VCOM1
STVL1
UND LNR
5V
89KP_VCOM1
5V
CPH11
MOD
BOUT
STVL1
UND
LNR
GOUT
ROUT
VGH
VCOM VCOM VCOM VCOM
CPH11
CKV1
OEH1
VGL
OEV1
STHL1
VCOM
BL_EN1
FB
TFT_B1
CPH2
ROUT
GOUT
TFT_G1
BOUT
TFT_R1
CPH3
BL_EN1
BL_IO1
BL_IO2
IR
DV33
GND
VGH
VGL
FB
V_BIAS
AMP_VDD
AMP_VDD
V_BIAS
5V
5V
-6V_VOP
5V
5V
5V
3.3V
+5V
3.3V
3.3V
AMP_VDD V_BIAS V_BIAS AMP_VDD
AR30
1M
R0402
AR28
7K5
R0402
AR46
0
R0402
1
2
AC29 1uF/0805
C0805
AR37
0
R0402
1 2
AC21
0.1uF
C0402
AR44
NC
R0402
1 2
AQ5
2N3904
SOT23
2
1
3
AR9 0
R0402
+
AC1
10uF/0805
C0805
AR19
20k
R0402
AR26
75/1%
R0402
AR21
1M
R0402
AR22
470
R0402
AR40
150K
R0402 1
2
AU3A
SS6610
SS6610
6
2
1
5
3 4
VIN
GND
SW
OV
FB EN
AJ3
CON11/SMT/A
1
2
3
4
5
6
7
8
9
10
11
STVL
GNDA
CKV
OEV
GNDB
OEH
STHL
GNDC
CPH1
GNDD
VCOM
AC31 1uF/0805
C0805
AL7
22uH
SMTCD54
AR16
20K
R0402
AR43
NC
R0402
1 2
AJ4
3
5
4
6
7
8
9
10
2
1
GND
5V
3.3V
GND
BL_EN
BL_IO1
BL_IO2
IR
VGH
VGL
+
AC19
10uF/0805
C0805
AC3 NC
C0402
AD2
SSD03
1N4148/SMD
1 2
AR38
0
R0402
1 2
AJ2
2PIN 4MM SMD
SMD2X4
1
2
+
-
+
AC22
10uF/0805
C0805
AR27
1M
R0402
AL6
600R
L-0805
AR6
75K
R0402
AC28 1uF/0805
C0805
AR3
10K
R0402
AC34
0.1uF
C0402
AR4 91K
R0402
AR34
4.7K
R0402
AR32
75/1%
R0402
AC23
0.1uF
C0402
AC36
0.1UF
C0402
AR24
20k
R0402
AR17
470
R0402
+
AC12
10uF/16V
C0805
AJ5
1
2
3
4
GNDA
R
B
G
AR36
1.1R
+
-
AU1A
CSC3414A DMP8 HWCAT
SOP8
3
2
1
8
4
AR23
1M
R0402
AQ4
2N3904
SOT23
2
1
3
AR18
1M
R0402
AL8 600R
L-0805
AR20
470
R0402
AR2
10K
R0402
AR42
10K
R0402
1
2
AC27
1uF/0805
C0805
AR33
1M
R0402
AC15
10UF/0805
C0805
AR45
0
R0402
1
2
AR7 56K
R0402
AJ1
26PIN0.5MMA
CON0.5-26/L
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
09
08
07
06
05
04
03
02
01
AVSS
AVDD
VB
VG
VR
GND
VCC
CPH1
CPH2
CPH3
STHR
STHL
OEH
MOD
LR
VCOM
VCOM
OEV
U/D
CKV
STVL
STVR
VGH
VGL
VCC
GND
AC33
47uF/10V
7/5
1
2
AC30 1uF/0805
C0805
AR29
75/1%
R0402
AC16
0.1uF
C0402
AR12
13K
R0402
AQ6
2N3904
SOT23
2
1
3
AR41
10K
R0402
1
2
AL2
600R
L-0805
AQ8
3906
SOT23
2
1
3
AR11 10R
R0603
AC35
10uF/10V
1
2
AC32 1uF/0805
C0805
AQ7
3906
SOT23
2
1
3
AC2
0.1uF
C0402
AR39
330K
R0402 1
2
AL5 FB600R
L-0805
AR35
1.1R
AL1
600R
L-0805
AL4 FB600R
L-0805
AR25
7K5
R0402
AR31
7K5
R0402
AR1
10K
R0402
BL_IO1 BL_IO2