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Philips PET748/58 Service Manual page 19

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5
CIRCUIT DIAGRAM-POWER
D
J2
J2
switchpower
switchpower
1
6
POWER ON
ON/OFF
2
5
B-CHARG
C3
C3
3
4
R9
R9
10K
10K
POWER OFF
0.1uF
0.1uF
J3
J3
L2
L2
L-851
L-851
F1
F1
2A_FUSE
2A_FUSE
1
1
3
2
4
2
C5
C5
C6
C6
C7
C7
D5
D5
4001
4001
0.1uF
0.1uF
1000pF
1000pF
0.1uF
0.1uF
3
DC JACK(+9V~+12V)
DC JACK(+9V~+12V)
C
DC_IN
Q10 2307
Q10 2307
+9VIN
+9V
1
3
22uH
22uH
L5
L5
EC6
EC6
C13
C13
+
+
R23
R23
10R
10R
0.1uF
0.1uF
C14
C14
100uF/25V
100uF/25V
560pF
560pF
R24
R24
10R
10R
5
VIN
3
C18
C18
VFB
1
CE
1uF(0805)
1uF(0805)
U2
U2
SS7701
SS7701
R28
R28
10K
10K
B
A
5
4
battery charge
BATTERY
BATTERY
Q1
Q1
2307
2307
+9VDCIN
1
3
CHARGE
22k 1%
22k 1%
R3
R3
100R
100R
B-CHARG
Q2
Q2
EC1
EC1
+
+
R4
R4
0R
0R
RED
3904
3904
Q3
Q3
100uF/25V
100uF/25V
3904
3904
910 1%
910 1%
CHARGE ON INDICATION
D3
D3
SS34
SS34
过过过过2307
D4
D4
Q6 2307
Q6 2307
1
2
1
3
R12
R12
SS14
SS14
R13
R13
10K
10K
100K
100K
R14
R14
ON/OFF
Q7
Q7
1K 1%
1K 1%
过过16v过过
3904
3904
Q8
Q8
3904
3904
R15
R15
1K 1%
1K 1%
VCC5V
L6
L6
L7
L7
FB600R
FB600R
+5V
TO TFT
22uH
22uH
C15
C15
EC7
EC7
C16
C16
EC8
EC8
+
+
+
+
0.1uF
0.1uF
0.1uF
0.1uF
100uF/10V
100uF/10V
100uF/10v
100uF/10v
R25
R25
18K
18K
R26
R26
22K
22K
L10
L10
FB600R
FB600R
R27
R27
2.7K
2.7K
C19
C19
1000PF
1000PF
1
2
EC12
EC12
C22
C22
100uF/10V
100uF/10V
0.1uF
0.1uF
L8
L8
FB600R
FB600R
5VM
TO 5654
EC10
EC10
+
+
C20
C20
100uF/10V
100uF/10V
0.1uF
0.1uF
4
3
COMMON1389L/K_HD65_V5_Ext
Desktop Model
MT1389L/K (LQFP128) DVD TEST Board w/ Sanyo HD6x Series PUHs
LED2
LED2
C1
C1
0.1uF
0.1uF
+9V
R8
R8
33K 1%
33K 1%
R10
R10
4.7K
4.7K
R11
R11
3K6 1%
3K6 1%
DC_IN
DC_IN
C4
C4
0.1uF
0.1uF
EC3
EC3
+
+
100uF/25V
100uF/25V
+9V
EC4
EC4
C9
C9
R17
R17
+
+
10R
10R
0.1uF
0.1uF
100uF/25V
100uF/25V
C11
C11
1uF(0805)
1uF(0805)
DVD_SW
DVCC
V33
TO
IIC/TUNER
V33
+
+
EC15
EC15
100UF/10V
100UF/10V
3
2
5VM
R6
R6
R7
R7
10K
10K
10K
10K
this battery detect connect to 720C
Low Voltage Det
Q4
Q4
3904
3904
Q5
Q5
3904
3904
Q9 2307
Q9 2307
L3
L3
L4
L4
FB600R
FB600R
1
3
22uH
22uH
C10
C10
R16
R16
EC5
EC5
C8
C8
560pF
560pF
+
+
NC
NC
0.1uF
0.1uF
100uF/10v
100uF/10v
5
VIN
R18 560
R18 560
R19
R19
22K
22K
3
VFB
1
CE
R20
R20
2.7K
2.7K
C12
C12
1000PF
1000PF
U1
U1
1
2
SS7701
SS7701
R21
R21
10K
10K
89L_3V3
TO
L9
L9
1389
FB600R
FB600R
+ EC11
+ EC11
C21
C21
0.1uF
0.1uF
100uF/10v
100uF/10v
DV33
L11
L11
DV33
FB600R
FB600R
C24
C24
+
+
EC13
EC13
0.1uF
0.1uF
100uF/10v
100uF/10v
U3
U3
DV18
3
2
IN
OUT
1
ADJ/GND
C25
C25
+
+
EC14
EC14
C26
C26
100uF/10v
100uF/10v
0.1uF
0.1uF
AAC1117-ADJ
AAC1117-ADJ
0.1uF
0.1uF
SOT-223
SOT-223
2
1
VCC5V
VCC5V
(2,5)
5VM
5VM
(2)
V33
V33
(2)
+9VIN
+9VIN
(4)
DVCC
DVCC
(5)
89L_3V3
89L_3V3
(2)
RFV33
RFV33
(2)
DV33
DV33
(2,3,4,5)
DV18
DV18
(2)
URST#
URST#
(2)
Low Voltage Det
Low Voltage Det
(2)
POWER I/F
V33
Closed to
IC's pin
DV33
D9
D9
R138
R138
NC
NC
22K
22K
R137
R137
R22
R22
3.3K
3.3K
URST#
15K
15K
Q30
Q30
EC9
EC9
C17
C17
R136
R136
+
+
3904
3904
Q29
Q29
1uF
1uF
22UF/25V
22UF/25V
3904
3904
R135
R135
3.3K
3.3K
5.6K
5.6K
RESET Circuit
RESET Circuit
1
D
C
B
A

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