Philips PET723, Руководство по обслуживанию

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5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
AVDD
LG E2/J2
CPH1
VCC0
OEV
VCOM1
B
OEH
VCOM0
Standard 7" panel:
VGH=+15V/VGL=-10V
CPH3
STVR
STHR
STVL
STHL
MOD
GND1
R
VGH
VCC1
CPH2
GND0
L/R
U/D
AVSS
VGL
G
CKV
Board edge
!
方向上
方向左
方向右
OK/PLAY
方向下
SOURCE
切换
MENU
The two keys are on the KEY board
The five
keys are
on the
TFT board
<Doc> 1.0
PET723 TFT SCHEMATIC
D
1 1 Wednesday, March 19, 2008
Title
Size Document Number Rev
Date: Sheet of
P_CPH1
VGL
TFT_G
P_LRC
TFT_R
TFT_B
VCOM
-12V_VOP
STHL
P_UDC
VPNLA
VGH
P_OEV
P_STHL
STVL P_STVD
POL
VPNLA
P_STHR
P_OEH
P_CLKV
P_LRC
P_UDC
P_STVU
KEY
DC_FBK1
IR
CKV
BL_EN
SPR
STHL
+9VIN
TFT_B
STVD
OEV
SPL
TFT_G
TRAY IN
OEH
TFT_+5V_IN
DCPWM1
VCOM_DC
POL
TFT_R
PCK1
VGH
VGL
IR
KEY
BLEN
DC_FBK1 2
DCPWM1 2
VGL
+5V
VCOMA
-12V_VOP
5V
GNDD
+5VD
-12V_VOP
VGND
GNDD
SGND
5V
+5VD
VPNLA
GNDD
DGND
VDD
DGND
SGND
+3.3V
VSW
+9VIN
VSW SW_DC
+5VD
SGND
VGL
+5V
+5V
+9V
AR8 2.2K
1 2
AR7
1K
1
2
DN3
SS214U
3
2
1
D17
16V
1
2
L37 100uH/COIL
R18
390
AR27
100K NTC 1%
1
2
+
EC15
100uF/10V
AC6
2200P
C117 0.1uF
1 2
R20 100R
C129
100n
C9
0.
1uF
AR3
470
1
2
C
120
10u/
10V
R4
10K
AQ1
3906
3
2
1
Q21
2N3906/NC
1
2 3
R140
13K
R9
10K
AR6
820
1
2
R17
10K
R16 10K
+
EC62
22uF/25V
AR58 10/0805
1 2
+ EC1
47uF/10V
AR26
22K
1
2
R151
24K
SW4 PT SW
R143 1K
SW3 PT SW
AC4
0.1uF
HV+
EC2
10uF/10V
1
2
AT3 TRANSFORMER DC-AC CI-8.5 (SKT)
7
5
6
4
3
2
1
L62 FB600R
AC9 0.1uF
+
C124
47uF/16V
1
2
AC2
2.2uF
R142
1.8K
C118
1uF
1
2
R148
3K
C2
NC/22p
C3
NC/22p
DN1 SS214U
3
2
1
VR1
TMC3K-50K
1
3
2
R146
2K2
C11 15pF
R8
NC
AR22
10R
1
2
L38 FB 600R PCB NC
AD2
5.6V
1
2
C114
0.1uF
C121 0.01uF
U13 IR
1 2 3
DET GND VCC
R141
10K
R7 NC
AQ4
2N3904
2
1
3
C123
1uF
1
2
C172
0.1uF
AR1
4k7
1
2
AR23
100R
1
2
R13
10K
R138 0R/0805
AC8 0.1uF
AR15
100R
1
2
R12 15K
CON1
FPC CONN 26P/B
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
AC5
0.1uF
AC1
0.1uF
SW7 PT SW
R6 0R
+
EC6
10uF/16V
AC3
4700P
R2 NC
AR11
10K
1
2
D14
BAT54C
1
3
2
CON1
32PIN/0.5MM/
立式
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
21
19
20
25
22
23
24
30
26
27
28
29
31
32
SP_L
AGND
SP_R
GND
GND
9V
9V
TRAY IN
BL_EN
GND
5V
VCOM_DC
GND
IR
GND
KEY
GND
VCOM
GND
STVD
CKV
GND
TFT_B
TFT_G
TFT_R
GND
OEV
OEH
STHL
PCK1
VGL
VGH
AR19
680R
1
2
C6
NC/10u/16V/1206
R146 100
C113
10u/10V/0805
C4
0.1uF
C1
0.1uF
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
SW8 PT SW
AR10
4.7K
1
2
AC10
0.1uF
R149
5K1
AR14
NC
1
2
AR12
4K7
1
2
+
EC3
10uF/16V
C5
0.1uF
+
EC7
47uF/16V
AC41
10u/10v
+
C115
47uF/16V
1
2
AR2
330K
1
2
AC7
0.1uF
AR9
30K
1
2
AE5
10uF/16V(A)
AD4
7V5
1
2
EC4 10uF/16V
1 2
C7
NC/10u/16V/1206
+
- AU2A
YD3414
3
2
1
8
4
AR4
22K
1
2
R1 0
AR16
10K
1
2
AR5
33K
1
2
D16
12V/NC
1
2
R147
1k
R139
4.7k/NC
1
2
SW6 PT SW
SW2 PT SW
DN2 SS214U
3
2
1
R5
NC
AC33
2.2uF/50V
C122 0.1uF
1 2
HV-
R14
5K6
C8
0.
1uF
AU4 STM4532
1
2
3
4 5
6
7
8
AU5 STM4532
1
2
3
4 5
6
7
8 AE4
100uF/25V/DIP
R15 10K
AR17 100R
1 2
L1 FB 600R
C174
0.1uF
AR21 10R
1 2
D1
5
N
C
/B
Z
T
52C
5.
1B
1
2
+
- AU2B
YD3414
5
6
7
8
4
C16
0.1uF
AQ2 3906
3 2
1
AR25
22K
1
2
R144
1K5
AR20
3.9K 1%
1
2
L60
FB600R
AR18 10K
1 2
SW5 PT SW
AR24
100R
1
2
C119
1uF
1
2
C
116
N
C
/100p
Q23
2N3904
1
2 3
R19 120
AL1 100uH
1 2
AD3
5.6V
1
2
C112 0.1uF
1 2
R150
10K
AQ11 SS214U
1
2
3
R145
1K
1
2
AR13 100K
1 2
R3 0R
C18
0.1uF
Q22
2N3904/SOT23
1
2
3
AQ3 3906
3
2
1