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A
MAIN CIRCUIT
:POSITIVE VOLTAGE LINE
GND
V
DD
4
3
Vss
NC
IC81
C0EBD0000164
RESET
OUT
V
DD
1
2
2.5V
2.5V
K
Q501
B1CHMC000001
POWER SUPPLY
D
2.5V
R53
100K
0V
F
G
2.5V
S
S
2.5V
0V
G
2.5V
D
Q301
B1CDGD000001
POWER SUPPLY
3.2V
B
Q604
2SB1218TX
POWER SUPPLY
3V
3.2V
2.5V
R612
6.8K
3V
2.5V
3V
3V
2.4V
Q605
XP1501TX
POWER SUPPLY
2.5V
2.5V
3.6V
25
26
:PLAYBACK SIGNAL LINE
C719
0.1
R709
100K
C
E
Q903
DTA144EUA106
SWITCHING(BEEP)
2.5V
M
2.5V
R751
5.6K
1.8V
IC61
C0DBAFB00014
REGULATOR
1.8V
2.5V
3
2
1
V OUT
V
ON/OFF
SS
EXT
V IN
4
5
0.6V
2.5V
G
0.6V
L61
100
H
D
S
Q21
1.8V
2.5V
B1CHMC000001
Q61
L21
33
H
REGULATOR
B1CHMC000001
REGULATOR
D
2.5V
3.4V
S
2.5V
P
N
O
3.2V
2.5V
3
2
1
NC
VOUT
ON/OFF
IC71
C0CBZBZ00002
0V
REGULATOR
Vss
CONT
4
5
2.2V
Q81
L71
2SD1819ATX
330
H
SWITCHING(CHARGE)
27
28
29
C708
R720
0.1
22K
12
11
10
9
8
7
C715
4.7
0.6V
0.6V
0.6V
VREF IN
AGCIN
13
6
IC701
0.8V
14
GND
DET
5
R710
TA2131FL
100K
0V
HEADPHONE AMP
0.6V
15
BEEP IN
OUT L
4
0V
PLAY
16
BST SW
PWR GND
3
0.6V
0V
P-P
0.6V
17
MT SW
OUT R
2
1kHz,0dB
(VOL:15)
2.5V
1.8V
18
PW SW
Vcc2
1
0V
19
20
21
22
23
24
2.5V
R750
18K
C807
1
C806
RX721
10K
D11
B0JCMC000006
100
2.5V
3.4V
5
4
VOUT
CE
IC91
C0CBZAZ00001
3
2
REGULATOR
N.C.
VOUT
EXT
V
DD
GND
IC92
1
2
3
C0DBAFA00021
1.2V
3.4V
REGULATOR
(0.8V)
Vss
D
4
3.6V
0V
4
3
G
S
Vss
NC
IC11
R45
Q12
100K
C0EBD0000164
B1CFNC000001
OUT
V
DD
RESET
SWITCHING
0.1V
1
2
5
1.2V
2.5V
(0.8V)
CE
G
IC41
1.2V
C0CBZBZ00001
(0.8V)
REGULATOR
GND
V
DD
R56
1
2
100K
R57
1K
2.5V
Q302
2.5V
DTA114YUA106
SWITCHING(CHARGE)
0V
(5.2V)
Q42
ICP41
ERY32SB075VA
B1ABMD000004
3.6V
SWITCHING(CHARGE)
R82
2.5V
12K
Q41
0V
0V
D41
2SB1182TLPQR
MA1070400L
0V
REGULATOR
30
31
32
R311
1K
I
J
A
R607
C605
1K
4V10
B
C
C606
4V10
A
C704
0.1
(-0.3V)
0V
C706
2.5V150
(-0.3V)
B
A
0V
C705
2.5V150
Q901
DTA114YUA106
MUTING CONT.
(2.5V)
0V
D
G
L
Q701
H
XN0F261TX
R703
1.5
MUTING
0V
0V
A
1
B
0V
R704
1.5
0V
2.5V
L11
H
3.4V
3.4V
1
ON/OFF
3.6V
2
1
Q11
IC12
DTC114YUA106
C0CBAFD00002
POWER SUPPLY CONT.
EXT
REGULATOR
2.9V
5
0V
0V
3
6V
D12
R14
MA1070400L
100K
2.9V
(5.2V)
5.4V
4
EXT
VOUT
3
6V
3.6V
(5.7V)
CN13
8
7
6
5
5.4V
6V (5.7V)
4
RJ11
0
3
2
1
SL-CT700(GK,GD) MAIN,BATTERY TERMINAL CIRCUIT DIAGRAM
33
34
1
3
H
2
JK601
4
OPT OUT/ OUT
5
9
8
7
C551
0.1
R551
G
2.5V
1K
Q601
2.5V
XN0F261TX
MUTING
C651
0.1
(-0.3V)
2.5V
F
2.5V
K
S
G
JK701
G
HEADPHONE
R
L
E
ICP11
K5H1522A0018
CN11
2 RECHARGEABLE
BATTERIES
2.4V
R3
D
Q13
XP161A1355PR
POWER SUPPLY
S
3.6V
G
3.6V
D
C
BATTERY TERMINAL
B
CIRCUIT
CN16
1
D2
MA111TX
R4
B
2
3
JK11
4
S
DC IN
4.5V
5
6
7
JK12
EXT BATT
A
8
35
36
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