Philips PET716/93, Service Manual

Page: 33 / 54

请尽量将Convertor电路远离主电源和VCOM电路
+15V
-12V
Panel Gate Driver Power
Vdc
Vdc
BJT Amplifier for T-CON I/F
Vdc
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
5V
OEH
TFT_B
BL_EN
5V
+9V
OEV
TFT_R
CKV
TFT_G
89KP_VCOM
STVL
BOUT
UND LNR
TFT_R
ROUT
GOUT
TFT_B TFT_G
5V
89KP_VCOM
-6V_VOP
VGH
5V
CPH1
MOD
BOUT
STVL
UND
CPH2
LNR
GOUT
ROUT
STHR
VGH
VCOM VCOM VCOM VCOM
CPH1
CKV
OEH
VGL
OEV
STHL
STVR
STHL
CPH3
VGL
VCOM
BL_EN
V_BIAS
V_BIAS
AMP_VDD
AMP_VDD
AMP_VDD V_BIAS AMP_VDD
V_BIAS
5V
5V
-6V_VOP
5V
-6V_VOP
5V
5V
+5V
+5V
+9V
AR43
1M
AR8 2.2K
1 2
AR7
1K
1
2
AR51
7K5
RT21
100K NTC 1%
1
2
AC6
2200P
AR32 10R
AC28 1uF/0805
AR3
470
1
2
AQ1
3906
3
2
1
AC29
0.1uF
AR6
820
1
2
AR59
13K
AR34 0
AQ6
2N3904
2
1
3
+ AE1
10uF/16V(A)
AC15
0.1uF
AR52
20k
AC19 1uF
AR56
75/1%
AC20 1uF/0805
AR58 10/0805
1 2
AR29
2K
AR42
1M
AR49
470
AR26
22K
1
2
AJ3
DIP11/1.25/HORIZONTAL
1
2
3
4
5
6
7
8
9
10
11
STVL
GNDA
CKV
OEV
GNDB
OEH
STHL
GNDC
CPH1
GNDD
VCOM
HV+
AC4
0.1uF
AC31 1uF/0805
AT1 TRANSFORMER DC-AC CI-8.5 (SKT)
7
5
6
4
3
2
1
AR54
20K
AC9 0.1uF
AC2
2.2uF
AC18 1uF
AE2
10uF/16V(A)
1
2
+ AC40
10uF/25V/1206
AC22 NC
AR22
10R
1
2
AD1 SSD03
1 2
AD2
5.6V
1
2
AR41
1M
+ AC39
10uF/25V/1206
AQ4
2N3904
2
1
3
AR61 75K
AR1
4k7
1
2
AR23
100R
1
2
AC27 1uF/0805
AC8 0.1uF
AC30 1uF/0805
AR35 91K
AR15
470R
1
2
L1 22uH
AC16
0.1uF
AC37
10uF/25V/1206
1
2
AU3
SS6608
1
2
3
4
5
1
2
3
4
5
AC5
0.1uF
AC1
0.1uF
+ AE6
10uF/16V(A)
AR46
75/1%
AC3
4700P
AC25
0.1uF
AC13
0.1uF
AR11
10K
1
2
AC35
10uF/25V/1206
1
2
AQ9 SS214U
1 2
3
AR48
20k
AR19
4.7K
1
2
AR57
470
AR36 OR
AU1
SS7707
1
2
3
4
5
6
7
8 9
10
11
12
13
14
15
16
REF
REF1
FB1
NC
REF2
FB2
TFB
ATC CT
RT
GND
V-D
B-D
A-D
V-D
VCC
AC10
0.1uF
AR10
4.7K
1
2
AR14
1K
1
2
+ AC38
10uF/16V
AR12
4K7
1
2
AR59
10K/VR
+
AC36
10uF/25V/1206
AQ3
2N3904
2
1
3
AC14
0.1uF
AR2
330K
1
2
AC7
0.1uF
AE5
10uF/16V(A)
AR9
20K
1
2
AD4
7V5
1
2
AJ4
WAFER 4PIN 1.25mm SMD LEVEL
1
2
3
4
GNDA
R
B
G
+
- AU2A
CSC3414A DMP8 HWCAT
3
2
1
8
4
AR44
1M
AR4
22K
1
2
AQ5
2N3904
2
1
3
AR40
1M
AR53
470
AR39
10K
AR28
1K
AR16
10K
1
2
AC34
10uF/25V/1206
1
2
AR5
33K
1
2
AC26 1uF/0805
AR45
1M
AC33
2.2uF/25V
AC11
0.1uF
HV-
AU4 STM4532
1
2
3
4 5
6
7
8
AU5 STM4532
1
2
3
4 5
6
7
8
AR33 56K
AE4
100uF/16V/SMD
AC12
0.1uF
AR17 100R
1 2
AQ8 SS214U
1 2
3
AR21 10R
1 2
AJ1
26PSMD0.5MM
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
AC30 1uF/0805
+
- AU2B
NJM4556OPA
5
6
7
8
4
AR50
75/1%
AC17
0.01uF
AC23
0.1uF
AR31 100
AQ7
2N3904
2
1
3
AQ2 3906
3 2
1
AR25
22K
1
2
AR20
3.9K 1%
1
2
AR18 1K
1 2
AR24
100R
1
2
AR60 10R
AJ2
DIP5/1.25/HORIZONTAL
1
2
3
4
5
+9V
VGND
+5V
GND
B_EN
AC32 1uF/0805
AQ8 SS214U
1 2
3
AC24
0.1uF
AD3
5.6V
1
2
AL1 100uH
1 2
AQ11 SS214U
1
2
3
AL3 FB600R
AC21
0.1uF
AR13 100K
1 2
AR55
7K5
AR47
7K5
AL2 FB600R
AR38
10K
AR30
10K
CIRCUIT DIAGRAM - TFT
4-1 4-1