Philips PET724 Service Manual page 18

8.0 ELECTRICAL DIAGRAM
MAIN BOARD CIRCUIT DIAGRAM (TFT)
VD25
D33
YUV7
22*4
4 5
YUV6
3 6
YUV5
2 7
YUV4
1 8
YUV3
4 5
YUV2
VD24
3 6
YUV1
2 7
YUV0
22*4
1 8
HSY R20 10 DHSYNC
VSY R21 10 DVSYNC
DCLK
R69 10
D2V5
R75 10k
R78 10k
R81 10k
#SDA SDA
R46 10
CS SCS
R22 10
#SCL R70 10 SCL
R100 10K
DV33
C103 10UF D2V5
C102 100N
D33
A25
C28 C088 C077
HA1
100N 100N 100UF/16V
L005 33UH
20
19
18 R77 10 5 1
TFTON
17 2
R17 10k N7
16 4 3
15
SPR+
FMC3
14
SPR-
13
SPL+
12
SPL-
11
10
9
DV33
8
7
TFT+16V
6
5
TFT-13V
4
3
2
1
HEADER 20 SMD0.5 TOP
HEADER 20 SMD0.5 TOP
R89
D2V5
10K
U9
1
DI8
2
VPP
3
DI7
4
DI6
5
DI5
6
DI4
7
DI3
8
DI2
9
DI1
10
DI0
11
DHSYNC
12
DVSYNC
13
GND
14
MX88V462
DCLK
15
VDD
16
IDA
17
IDB
18
BUSTYPE
19
SDQ
20
SCSx
21
SCK
22
AUTOLOAD
23
GND
24
RESETx
25
VDD
26
INTR
27
VPP
28
GND
29
GND
30
VDD
BIT1500
31
NC
32
GND
C107 C108
C104 C105 C106
D33 A25 100N 1UF 2.2UF 2.2UF 100N
##DCIN
D2V5
BRIGHTCOIN
R83 10k
+P5V
#VIDEOIN
HA1 C3 C10
10UF 10UF
20
L18 601
19
+P5V
18
17
CLS
16
CTR
15
CLD
14
SPS
13
SPIO
12
OEV
11
MOD1
10
MOD2
9
8
R
7
G
6
B
5
4
R12 0
3
DV33
2
COM
1
Crystal
R88 1M
G1
CLK_IN CLK_OUT
C131 27MHz C128
20pF 20pF
D33
R13
A25
47
D33
96
VPP
L29 601
95
GND
94
GNDTCON
93
STVR
92
STVL
91
CKV
STVL VD27
90 1
U_D
CKV
89 2
OEV3
OEH/MOD2
22*4
88 3
OEV2
Q1H
87 4
OEV1
86
D2V5
VDD
VCOM
85
COM
84
L_R
83
Q1H
82
OEH
81
STHL
OEH/MOD1 VD26
80 1
STHR
STHL
79 2
CKH3
STHR
22*4
78 3
CKH2
CKH1
77 4
CKH1
R31 0
76
D33
VPPTCON
75
AVDD5
LCD_R
74
LCDR
73
AGND5
LCD_G
72
LCDG
71
A50
AVDD5
LCD_B
70
LCDB
69
AGND5
C121 100N
68
LVRH
67
AGNDR
C127 10UF
66
LVRIN
65
AVDDR
C120 470N
C109 C110
C117 10UF
1UF 100N VCOM R100 4K7
C115 C111
100N 100N
C6 10P
TFTVIDEOIN
C252 10UF L1 3.3UH
C7 R241 C9
220P 220P
75
L7
+P5V
100UH
C225 C221 C2220
10UF 10UF 100N C226
470N
L40 100UH
2
L2 601 VD38 1SS355 C286 2.2UF
TFT16V
C231 100uF/16v R258 220K
C284 10UF R259 220K C229 470P
SPS
8
CLS
7
MOD2
6
CTR
5
MOD1
8
OEV
7
SPIO
6
CLD
5
LCD_R R249 22 R
R245 120P
LCD_G G
R246 22
R248 120P
LCD_B B
R244 22
R250 120P
TFT16V#
R4 33K N13
1
O/P A V+
2
-I/P A O/P B
C241 10UF R226 10K
3
+I/P A -I/P B
4
GND +I/P B
R27
R97
NJM3414AM
10K
7K5
R227
1 2
VR3
R228 VR10K
TFT16V
10K
R257 18K
N6 R256 22K
1 8
CE -IN
C228 1N
2 7
SCP FB
3 6
VDD OSC
C227 470P
4 5
OUT GND
R255 3K3
AAT1109
VD37 R280 10K L2 601
AO3402 1
C285
3
10UF
3 VD38 C231
BAV99 100uF/16v
2
8
TFT16V#
7
C26 VCOM
6
5
47uF/16v
R231 1K
1 2
+P5V
VR1
R230 VR50K
10K 22K
L55 601
TFT16V#
C25 C06 C84
100N 100N 10UF
TFT-13V