Closed to
IC's pin
RESET Circuit
GREEN
POWER ON
INDICATION
CHARGE ON INDICATION
RED
CHARGE
battery charge
DISCHARG
POWER ON
POWER OFF
PANEL I/F
POWER
ON/OFF
RFV33
V18
DC_IN
DV33
B-CHARG
CPH1
89KP_R
STHL
OEH
STVL
89KP_B
BL_EN
89KP_VCOM
CKV
89KP_G
OEV
DC_IN
URST#
V18
VCC
RFV33
AVCC
DV33
TFT_R
89KP_R
TFT_G
TFT_B
89KP_G
89KP_B
TFT_R
TFT_G
TFT_B
STVL
OEV
STHL
DC_IN
VCC3
AVCC
BL_EN
Low Voltage Det
V33
DC_IN
Low Voltage Det
ON/OFF
B-CHARG
+9VDCIN
FB1
FB2
FB1
FB2
URST#
OEH
CKV
89KP_VCOM
89KP_B
2
89KP_G
2
STHL
2
OEV
2
89KP_VCOM
2
BL_EN
2
STVL
2
CPH1
2
89KP_R
2
OEH
2
CKV
2
RFV33
2
VCC
2,4
DV33
2,3
AVCC
2
V18
2
URST#
2
DC_IN
4
VCC3
4
Low Voltage Det 2
DV33
V18
RFV33
V33
DC_IN
DV33
DV33
V33
VCC
AVCC
VCC
DC_IN
DC_IN
DC_IN
R
5
910 1%
D
1
15
V
1
2
C27
0.1uF
C32
100pF
R21
10K
D10
NC
1
2
C114
560pF
R23
4.7K
C18
0.1uF
+
EC15
100uF/10V
Q17
3904
+
EC17
10uF/16V
C16
0.1uF
R11
3.3K
R
15
4
13
K
R120 33K
C26
0.1uF
C
12
5
N
C
+
E
C
11
10
0u
F/1
6V
C
12
4
1u
F
+
EC13
100uF/10V
Q5 2307
1
2
3
D2
Q8
3904
L14
FB2K2
+
EC12
22uF/25V
L8
FB600R
L5
L-851
1
3
2
4
+
EC7
100uF/25V
C24
0.1uF
L1 22uH
R20
10K
C132
560PF
C25
0.1uF
C7
0.1u
R14
100K
C128
27pF
J3
CON20
1
2
3
4
5
6
7
8
9
10
11
STVL
GNDA
CKV
OEV
GNDB
OEH
STHL
GNDC
CPH1
GNDD
VCOM
F1
2A_FUSE
J1 switchpower
1
2
3
4
5
6
L12
FB600R
Q3
3904
C
53
1u
F
C
12
6
1u
F
R
15
0
30
K
U11 AT1793SOP-14
9
12
7
8
14
4
10
1
2
13
5
6
3
11
GND
SCP
VIN
VG
SS1
FB2
COMP1
EN1
EN2
SW1
SS2
SW2
COMP2
FB1
C19
0.01uF
C131
27pF
R29
22K
C31
100pF
C130
560PF
C37
100pF
C
10
1
10
0P
R7
15K
R13
100K
L11
FB600R
C22
0.1uF
L16 1.8uH
R25
0
L17 1.8uH
C17
1000pF
C13
3300P
R
14
9
12
0K
L13
FB600R
C127 0.1uF
C
42
N
C
Q7
3904
C87
3300P
+
E
C
14
10
0u
F/2
5V
C33
100pF
R10
4.7K
+
E
C
19
10
0u
F/2
5V
+
EC9
100uF/10V
R17
30K 1%
Q1
2307
1
2
3
C
52
0.1
uF
R
1
10
K
L6 22uH
C15
0.1uF
J2
DC JACK(+9V~+12V)
1
2
3
L15 1.8uH
R6
3.3K
C
43
1u
F
C35
1uF
J5
CON20
1
2
3
4
5
GNDA
R
G
B
GNDB
R27
150
+
EC16
100uF/10V
C23
0.1uF
R26
2K
D7
4001
1
2
R19
1.2K 1%
R3
560R
C28
NC
C21
1u
F
Q10
2307
1
2
3
R22
33K 1%
D
16
S
K
34
D9
+
E
C
26
10
0u
F/1
6v
R
15
2
68
K
+
EC3
NC
C34
100pF
BATTERY
1
2
3
4
C30
NC
R4
0
R
2
22k 1%
Q2
CES2307
C3
0.1uF
D3
SK34
1
2
R8
10K
Q4
3904
C36
100pF
Q9
3904
+
E
C
10
22
uF
/2
5V
R24
3K6 1%
+
EC20
22UF/25V
L10
FB600R
C29
1000pF
D
8
15
V
1
2
L9 22uH
D
17
S
K
34
J4
CON20
1
2
3
4
5
+9V
VGND
+5V
GND
B_EN
Q11
3904
U2
AAC1117-1.8
2SB1132
1
2
3
OUT
GND
IN
C20
0.1uF
L7
10uH
+
EC18
100uF/10V
Q6
2N3904
R28
150
D6
SK34
1
2
C129
560pF
R151 27K
R
15
3
30
K
R30
150
CIRCUIT DIAGRAM - DVD - POWER PART
2-1 2-1
Содержание PET716/93
Страница 9: ...3 0 INSTRUCTION FOR USE ...
Страница 19: ...5 0 TROUBLESHOOTING SYMPTOM NO SOUND FROM HEADPHONE ...
Страница 22: ...6 0 BLOCK DIAGRAM ...
Страница 23: ...6 0 BLOCK DIAGRAM ...
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