Philips PET940 Service Manual page 23

8.0 ELECTRICAL DIAGRAM
MAIN BOARD CIRCUIT DIAGRAM (POWER & CHARGE)
F1 F1 FUSE FUSE
1 2
L12 L12
JS1 JS1 C110 C110
2
3
0.1U 0.1U
4 3
5
EMICOIL EMICOIL
DCIN DCIN
P5504EVG P5504EVG
POWEREN#
R53 R53 NC NC
BAT
R54 R54 0R5 0R5
L13 L13 10UH 10UH
U14 U14
BQ24103 BQ24103
20 1
OUT OUT
19 2
STAT2 STAT1
18 3
PGND IN
17 4
PGND IN
R61 R61 0 0
16 5
CE- PG-
15 6
SNS VCC
BAT
14 7
BAT TTC
R58 R58 10K 10K
DCA
13 8
CELLS ISET1
12 9
TS ISET2
R56 R56 6.2K 6.2K
TS
11 10
VTSB VSS
R57 R57 C111 C111
1U 1U
33K 33K
D1 1715B D1 1715B R46 R46 10K 10K
1 2 1
4
U16 U16
FMC3 FMC3
R48 R48 4.7K 4.7K
U15 U15
R47 R47
47K 47K
DCA D2 D2 B240A B240A DCB
D3 D3 B240A B240A
DCA
C144 C144
DCA 10U/16V 10U/16V
POWEREN#
DCB
U17 U17
AO4801 AO4801
R55 R R55 R F2 F2 FUSE FUSE
BAT BAT# R119 R119 39K 39K
1 2
DCA
R120 R120
10K 10K
VD34 VD34
1
DTA124 DTA124
D5 D5 LED LED
R140 R140 560 560
C112 C112 220N 220N
C142 C142
R60 R60 7.5K 7.5K 1U 1U
R59 R59 7.5K 7.5K
J5 J5
J4 J4
9
6 8
5 7
4 6
3 5
POWERKEY
2 4
BRIGHTCON KEYAD0
1 3
KEYAD1
2
R123 R123 1
53261-0490 53261-0490
10K 10K
53261-0790 53261-0790
DV33
C41 C41 C107 C107 + + C103 C103
100N 100N 10U/16V 10U/16V 100U/16V 100U/16V
1
PVDD1
C39 C39 2
BOOT1
L10 L10 10UH 10UH 22N 22N
5V5 5V5#
3
SW1
4
GND
VD14 VD14
C106 C106 + + C104 C104 R42 R42 5
EN1
10U/16V 10U/16V 100U/16V 100U/16V
68K 68K B240A B240A EN
6
EN2
7
FB1
TPS54286 TPS54286
C42 C42 R43 R43
20N 20N
13K 13K
DCB
R147 R147 DCB
10K 10K
R103 R103
R146 R146 1K 1K
EN
1 VD35 VD35
DTC144 DTC144
BA05 U18 BA05
U18
5V5 +P5V
1 2
IN OUT
C62 C62 C63 C63
0.1U 0.1U
10U/10V 10U/10V
BA05 BA05 U32
U32
5V5 TFT5V
1 2
IN OUT
C84 C84 C85 C85
BATAD
0.1U 0.1U
10U/10V 10U/10V
C83 C83
0.1U 0.1U
BA05 BA05 U35
U35
5V5 AUDIO5V
1 2
IN OUT
C95 C95 C96 C96
0.1U 0.1U
10U/10V 10U/10V
BA033 BA033 U19
U19
3V8 DV33
1 2
IN OUT
C64 C64 C65 C65
0.1U 0.1U
10U/10V 10U/10V
BAT#
TS
D6 D6 LED LED
+P5V
R141 R141 1K 1K
U1 U1
14
PVDD2
13 C40 C40
BOOT2
22N 22N L11 10UH L11 10UH
3V8#
12
SW2
VD15 VD15 R44 R44
11
BP
10 C108 C108 56K 56K
SEQ
B240A B240A
10U/16V 10U/16V
9
ILIM2
8
FB2
R45 R45
C43 C43
20N 20N
15K 15K
U28 U28
1 5
2 6
3 7
CPU3V3
470 470
4 8
R102 R102 LM317L LM317L C90 C90 C91 C91
0.1U 0.1U
10U/10V 10U/10V
750 750 L28 L28
C136 C136
10U/16V 10U/16V
+P5V
L29 L29 601 601
v18
C88 C88 C89 C89 + + C137 C137
100U/16V 100U/16V
10U/10V 10U/10V
0.1U 0.1U
TFT5V
AUDIO5V
CPU3V3
R143 R143
10K 10K
DV33
R142 R142 1K 1K
RMIN
CPU3V3 R144 R144 10 10
C92 C92 C93 C93
0.1U 0.1U
10U/10V 10U/10V
L30 L30
DV33
601 601
C97 C97 C98 C98
0.1U 0.1U
10U/10V 10U/10V
VD37 VD37
L31 L31 100UH 100UH
1
C99 C99
5V5# C146 C146
3
C100 C100
10U/10V 10U/10V 100U/16V 100U/16V
2
10U/10V 10U/10V
BAV99 BAV99
3V8
C109 C109 + + C105 C105
10U/16V 10U/16V 100U/16V 100U/16V
3V8
3v8
C86 C86
0.1U 0.1U
10UH 10UH
U33 U33
APS1006 APS1006
R129 R129 200K 200K
C87 C87 0.1U 0.1U
R130 R130
100K 100K
U34 U34
1
RMC
2
GND
3
VCC
VALUE VALUE
TFT3V3
-5V
C101 C101 C147 C147
100N 100N 10U/16V 10U/16V