Philips PET742, Руководство по обслуживанию

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GREEN
POWER ON
INDICATION
CHARGE ON INDICATION
RED
CHARGE
battery charge
DISCHARG
POWER ON
POWER OFF
POWER
MAIN BOARD POWER CIRCUIT DIAGRAM
RFV33
V18
B-CHARG
V18
+5V
RFV33
AVCC
DV33
DC_IN
AVCC
Low_Voltage_Det
V33
Low_Voltage_Det
ON/OFF
B-CHARG
ON/OFF
DC_IN
DC_IN
DV33
+9VDCIN
VGL
VGH
PS
RFV33 2
+5V 2,4
DV33 2,3
AVCC 2
V18 2
DC_IN 4
Low_Voltage_Det 2
V18
RFV33
V33
DC_IN
DV33
V33
AVCC
V33
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
DC_IN
GND
GND
GND
GND
GND
V33
GND
+5V
+5V
GND
GND
GND
GND
GND
+9VIN
C15
1uF
1
2
C8
0.1uF
C0402
C7
1uF
1
2
1
2
3
C11
1uF(0805)
R9
4.7K
R22
10K
R0402
D1
15V
1N4148/SMD
1
2
J3
DC JACK(+9V~+12V)
JK9
1
2
3
BATTERY
DIP4-1.25
1 2 3 4
R20
1K
C13
0.1uF
C0402
L2 NC/10uH
L3225
R12
0R
U2
SS7701
IC5
1
2
3
4
5
CE
GND
VFB
EXT
VIN
R2 560R
R0402
C20
0.1uF
C0402
R21
10
R0603
C8
1uF
1
2
C2
NC
C0402
R10
10
R0603
+
EC10
100uF/10V
7/5
C14
0.1uF
C0603
DN3
SS214U
1
2
3
R15
4.7k
1 2
L6
22uH
SMTCD54
R3 0
R0603
D9
16V
1N4148/SMD
1
2
D6
16V
1
2
R24 22K
R0402
R14
10K
R23 18K
R0402
L1 L-851
TFL-4-2A
1
3
2
4
L5 22uH
SMTCD54
C10
0.1uF
Q6
2N3906
2
1 3
C19
0.1uF
C0402
F1 2A_FUSE
SMT6.3
+
EC1
100uF/25V
8/5
C6
1000pF
C0603
Q1 CES2307
SOT23
D8
15V
1N4148/SMD
1
2
R19
10K
J2 switchpower
SWITCHPOWER
1
2
3 4
5
6
R16
1k
+
EC3
100uF/10v
7/5
D6
SK34
1 2
+
EC2
100uF/10V
7/5
Q7
3904
2
1 3
C1
0.1uF
C0402
R17
1k
1
2
U1
SS7701
1
2
3
4
5
CE GND
VFB
EXT
VIN
C6
0.1uF
1 2
+
EC4
100uF/25V
D11
6.2V
1N4148/SMD
1
2
R17 1K
D4
SK34
SS14
1
2
D5
12V/7V5
1
2
C15
1uF(0805)
C0805
+
EC5
100uF/10v
7/5
Q5
3904
SOT23
R26
10K
R0402
Q2
3904
SOT23
C7
0.1uF
C0603
D5
LED
R13
10K
R6
100K
R0402
L7
FB600R
L-0805
+
EC8
100uF/10V
7/5
C10
1uF
1
2
+
EC7
100uF/10V
7/5
C9
0.1uF
C0402
C14
1uF
1
2
Q7
SSP0403STR
SOT23
2
1 3
Q3
3904
SOT23
R15 560
R0402
Q10 SSP0403STR
SOT23
2
1 3
L3 10uH
L3225
Q4 2307
SOT23
2
3 1
C18
0.1uF
C0402
R1
100K
R0402
D2
15V
1N4148/SMD
1
2
D12
SS14
SS14
DN2 SS214U
1
2
3
C17
0.1uF
C0402
R11
10K
R0402
D3
LED
R5 2K
R0603
R7
100K
R0402
R16 22K
R0402
+
EC9
100uF/10V
7/5
C3
0.1u
C0402
Q9
3904
U3
AAC1117-1.8
2SB1132
1
2
3
OUT
GND
IN
+
EC6
100uF/25V
8/5
Q6
3904
SOT23
L4
22uH
SMTCD54
Q8
3904
C13 0.1uF
1 2
D7
4001
1
2
R4
4.7K
R0603
L8 FB600R
L-0805
C9
0.1uF
1 2
C4
0.1uF
C0603
R8
100K
R0402
D10
SS14
SS14
C5
0.1uF
C0603