Page 1
SCHEMATIC DIAGRAM 1
:MIC SIGNAL LINE
:POSITIVE VOLTAGE LINE :PLAY BACK SIGNAL LINE
: RECORDING SIGNAL LINE
A
ERASE HEAD
REV
R/P HEAD
FWD
MAIN CIRCUIT
MOTOR
JK1 MIC
B
REV
FWD
Lch
Rch
Rch
Lch
12
11
10
9
5
4
6
3
7
2
8
1
HEAD
CIRCUIT
10
9
8
7
6
5
4
3
2
1
AB D
IC4
LB11675V
MOTOR DRIVE
1.4V
V
1.4V
1.4V
1.4V
0V
0V
0V
0V
0V
0V
270
R103
TAPE SPEED
ADJ.( 2)
1.4V
0V
1V
0V
0V
TP10
TP11
TP9
TP8
25V47
25V47
16V2.2
16V2.2
16V2.2
16V2.2
1
U
2
3
START
4
P GND
5
GND
Vcc1
6
OSC
7
VREF
8
VSP
9
IN+
10
OUT
11
12 13
RI
Q57
UNR921BJTX
SWITCHING(TAPE SPEED)
0V
C9
R7
220
1.4V
R8
220
C6
C14
Q14
0.8V
D
G
2.9V
0.8V
2.9V
Q11
Q12
D
G
2.9V
2.9V
C11
C12
C13
7
6
5
4
3
2
1
24K
R93
VR2
10K(B)
D12
10K
R94
MA2SD1000L
39K
R92
AB
R01
EYF6CU
F
G
TP16
TP14
D2
DAP222TL
L
R
G
CN1
10
9
8
7
6
5
4
3
2
1
(MOTOR)
TP4
C150
0.22
10K
R96
R98
100K
C157
0.033
TAPE SPEED
ADJ.
270
R97
VR3
10K(B)
HIJ
Q6
UMS1NTN
SWITCHING(ERASE)
(0V)
0V
ABCDE
D6
DAP222TL
1.4V
W
24
NC
23
NC
22
P GND
21
COM
20
0.2V
FC
19
1.4V
DR
18
PV
17
PU
16
PW
15
1.4V
TC2
14
1.4V
TC1
0V
Q18
2SD1820ASTX
SWITCHING(ERASE)
R17
1.5K
R13
1.5K
Q7
2SD1820ASTX
SWITCHING(ERASE)
0.8V
S
Q11,14
2SK1958T1
HEAD SELECT
(REV PLAY:ON)
0.8V0.8V
SGD
0.8V
S
Q12,13
2SK1958T1
HEAD SELECT
(FWD PLAY:ON)
0.8V0.8V
SGD
1.4V
1.4V1.4V
Q13
C144
C159
0.33
C41
C40
C32
C33
1
D8
820P
820P
820P
820P
22K
R171
0.8V
0.8V
0.8V
0.8V
DAP222TL
R02
EYF6CU
C
R36
R35
R37
R38
47K
47K
47K
47K
R91
470K
A
B
C
D
E
F
Page 2
SCHEMATIC DIAGRAM 2
:FM SIGNAL LINE:POSITIVE VOLTAGE LINE :MAIN(TAPE/RADIO) SIGNAL LINE
:TAPE PLAYBACK SIGNAL LINE:MIC SIGNAL LINE
KEF
L
M
A
R169
220K
330P
C242
IC2
AN7501FHQ-EB
PRE/DOLBY/ASC/
15K
R23
POWER AMP
0.5V
C50
1500P
C34
0.022
R29
6.8K
R26
C42
150
4V33
D
E
C
F
B
R27
150
C43
4V33
R30
C35
R24
6.8K
0.022
15K
C55
C51
1
1
C52
0.8V
0.8V
0.8V
0.8V
0.8V
0.8V
0.8V
0.8V
0.8V
0.8V
0.8V
6.3V2.2
1.4V
1.4V
1
C74
C79
C90
0.01
15K
TP19
R52
R49
2.2K
C72
3300P
DOLBY BLOCK
DOLBY BLOCK
VREF
160
100K
VREF
100K
160
ASC
ASC
C83
R53
390K
C80
0.33
0.01
1.4V
0V
37
38
39
40
41
42
43
44
45
46
47
48
Q66
RVTDTA143EUX
SWITCHING(S.B.)
1.4V
C64
16V2.2
C68
0.047
NOISE
FREE RET.
Vcc
25K 200K
BIAS
25K 200K
FWD/ REV
PRE MUT
NR
ON/OFF
1 2 3 4 5 6 7 8 9 10 11 12
680P
C86
2700P
86K
86K
C92
0.056
BST
27K
R47
C95
680P
252627282930313233343536
AGC
RIPPLE FILTER
CONTROL
MN
O
P
C98
1
C99
1
0.8V
0.8V
0.8V
0.6V
1.4V
0.6V
0V
1.4V
0.7V
1.3V
1.4V
VR1-1
50K(A)
C105
0.22
C106
4V33
(VOLUME)
VR1-2
50K(A)
C102
16V2.2
R160
47K
C103
0.068
C104
4V6.8
C135
0.33
2.5V100
C116
2.2
R66
2.2
R67
C134
2.5V100
0.33
C117
0.7V
C111 4V22
Q30
2SB1295-6-TB
POWER SUPPLY
G
H
1.4V1.4V
0.47
C119
C88
1
0.8V0.8V0.8V0.8V0.8V0V0.4V0.8V0.8V0.8V0.8V1.4V
24
23
22
21
20
19
18
17
16
15
14
13
1.4V0.7V0V0.8V0.8V0V0.4V0.8V0.8V0.8V0.8V1.4V
C38
680P
R15
18K
C46
3900P
2.5V15
C15
0V
Q8
UN9215TX
SWITCHING
(TAPE SELECT)
0V
0V
Q20
UN9215TX
SWITCHING
(TAPE SELECT)
18K
R25
C29
3900P
0V
Q25
UN9110TX
SWITCHING
(PRE MUTE)
R22
22K
1.4V
1.4V
C219
C87
10K
2700P
0.01
C126
R170
1
D24
SB00703QTL
1.4V
Q19
UN9215TX
SWITCHING
(TAPE SELECT)
0V
0.5V
0.5V
1.4V
0.5V
0.5V
1.3V
(1.3V)
1.3V
(1.3V)
(0.6V)
0.6V
R80
1.2V
1K
1.3V
Q33
2SB1295-6-TB
POWER SUPPLY
J
K
L
M
P
R
N
C73
3300P
C81 0.33
C84
R54 390K
R50
R41
15K
C61
0.01
2.2K
C56
1
R48
8.2K
TP20
1
0V
Page 3
SCHEMATIC DIAGRAM 3
ABCD
C53
1
IC1
R21 6.8K
2.9V
3V
LA3235W-TFM
REC AMP
6.3V2.2
C17
3900P
R18 6.8K
C18 3900P
R19 6.8K
C22 3900P
R20 6.8K
C19
3900P
C30
4V22
0.01
C132
68K
R76
AB
Q65
UN9117TX
POWER SUPPLY
R164
A
B
C23
C24
1
0.01
C130
68K
R75
220K
D7
DA121TL
D1
DA121TL
0.8V
0.8V
0.8V
0.8V
0.8V
0.8V
2.9V
0.8V
0.8V
C8
25V0.47
C2
25V0.47
36 35 34 33 32 31 30 29 28 27 26 25
37
38
39
REC1(REV)
40
REC2(REV)
41
42
REC2(FWD)
43
180K 15K
REC1(FWD)
44
180K 15K
45
MIC MONITOR1
46
MIC MONITOR2
47
48
1 2 3 4 5 6 7 8 9 10 11 12
C
Q16
DTC144TETL
POWER SUPPLY
CONT.
0V0V
1.1V
R9
3.3K
C7
82P
0V
0V
R4
C4
82P
3.3K
TU I J E
22K
33K
R57
R43
(0V)
(0.2V)
0V
0.2V
1.2V
0.7V
REC
MUTE
(L:ON)
MIC/RDO
(L:RADIO)
15K180K
15K180K
REV
FWD
20K
MIC REGULATOR REC BIAS REGULATOR
1.4V 1.4V 1V 1V 0.6V
0.7V
(0.7V)0V(0V)
C58
R62
6.3V2.2
1K
C62
C120
6.3V2.2
10V3.3
R163
10K
Q4
XP1215TX
SWITCHING
(BEET PROOF)
(0V)
0V
0V
0.1V
(0V)
0V
0V
0.1V
R51
33K
R46
(L:REV)
FWD/REV
(FWD) (REV)
PLAY
(REV)
PLAY
(REV)
REV
FWD
10K
10K20K
1.4V
(1.4V)0V(0V)
C65
6.3V2.2
3V
C44
1000P
C31
1000P
100K
VPM
REC/PLAY
PLAY
(FWD)
(FWD)
(1.2V)
1.2V
0V
(L:REC)
C69
C70
PLAY
(FWD)
(REV)
PLAY
REC
1000P
2.5V15
DAP222TL
1.4V
(1.4V)
(1.4V)
1.4V
(0V)
0.6V
1.4V
0V
1V
1.4V
0V
Q26
2SB1295-6-TB
POWER SUPPLY
L4
C54
T1
2.5V15
(0V)
0.6V
D9
0.6V
MIC1
MIC2
R34
100
R28
3.9K
0V
Q9
Q10
:FM SIGNAL LINE:POSITIVE VOLTAGE LINE :MAIN(TAPE/RADIO) SIGNAL LINE
:TAPE PLAYBACK SIGNAL LINE:MIC SIGNAL LINE
93K
RADIO1
93K
60K
RADIO2
DET
C78
C45
2200P
C36
3300P
0V
0.9V
Q21
2SD1048X7TX
BIAS OSC CONT.
0V
Q9,10
2SD1820ASTX
BIAS OSC
0V
ALC
ALC
ALC
ALC
0V1.4V1.4V1.4V0.7V0V1.4V0V0.3V
2.5V22
(0V)
0.5V
0V
C85
0.22
2.9V1.4V1.4V0V0V1.2V0.7V0.7V0V
6.8K
240
10K60K
6.8K
6.8K
240
10K
6.8K
1M
R56
0V
C39
3300P
(0V)
1V
0V
4700P
24
0.8V
23
R58
470
0.8V
22
0.8V
21
R71 33K C114 3300P
0.8V
20
R59
470
0.8V
19
0.8V
18
0.8V
17
0.8V
16
C93
0.8V
15
C94
0.8V
14
13
YZab
Q24
2SC4617STL
BIAS OSC CONT.
0V
0.5V
0V
(0V)
(FM MODE/ B.P.)
0V
Q27
RVTDTA144TUX
SWITCHING
(BEET PROOF)
0V
C100
C96
6.3V2.2
C113 16V4.7
C101 4700P
1
1
1.4V
1.4V
S2
1V
0V
C122
0.1
C97
6.3V2.2
33K
R65
C110
3300P
0V
0.5V
0.5V
(0.5V)
(0V)0V
C109
16V4.7
C123
R42
330K
F
GS
A
B
C
R64
3.3K
C127
330P
R73
R69 1K
47K
R68
3.3K
1K
R70
R74
470
C128
1
330P
22K
R78
C
B
A
MA111TX
R45
100K
D11
TP59
R77 22K
W
X
K
L
O
N
H
M
A
B
C
Page 4
SCHEMATIC DIAGRAM 4
:FM/AM Vcap LINE
:FM SIGNAL LINE:POSITIVE VOLTAGE LINE :MAIN(TAPE/RADIO) SIGNAL LINE
:TAPE PLAYBACK SIGNAL LINE:MIC SIGNAL LINE
de
150P
C223
TP3
TP2
Z1
RCRBTC003-H
8 7 6 5
NC
FIXED
COMMON
GND L
LOW
GND H
1 2 3
R173
470K
L1
FIXED
HIGH
4
CT1
C225
D25
RVDSVC203ATX
C222
0.01
C221
1000P
R175
0K
R174
R172
470K
C3
(0V)
1.3V
C230
C226
0.022
0.022
(0V)
1.3V
0.01
MIX
FM
1000P
22
FMRFTVRFTV
MIX
(0V)
1.3V
C227
68P
FM
OSC
(0V)
1.3V
R177
470K
1st
IF AMP
D3
RVDSVC203ATX
470K
R176
0.01
C231
C229
3P
L5
C140
100P
(0V)
(0V)
1.3V
1V
OSC
BUFFER
CF4
R178
470K
OSC
2nd
IF AMP
C228
TV
C238
68P
1000P
L3
C25
0.015
1
Q22
2
2SK1067-4-TL
AM RF AMP
3
R16
220K
TP1
R3
4.7K
C5
0.1
C235
0.022
C236
(0V)
1.3V
11121314151617181920
IC8
AN7208SA-E2
TV/ FM FRONT END
BATT.
10987654321
0.6V
0.7V1.3V0.6V0.6V 0.8V
(0V)(0V)(0V)(0V)(0V)(0V)
R
0
R12
2.5V100
100K
(0V)
D5
SVC347S-TL
C26
22P
C27
390P
10P
C21
1.3V
0.6V
(1.2V)
Q69
RVTDTA143XUX
POWER SUPPLY
CONT.
(1.3V)
0V
Q70
DTC143TETL
POWER SUPPLY CONT.
L2
1.4V
Q67
2SB1295-6-TB
POWER SUPPLY
R182
1.5K
0.6V
(0V)
1.3V
(0V)
1.3V
(0V)
(0.2V)
D
0V
0V
G
0V
S
(1.5V)
100
R33
R44
C60
1.5K
0.01
f
g
h
(1.3V)(1.2V)
1.3V
i
1.4V
C47
0.01
C220
0.033
(0.9V)
(0.2V)
0V
2930
AM
MIX
FM
FM
MIX
RF
RF GND Vcc GND
CF1
0.7V
RF Vcc
(1.3V)
1.3V
0V
(0V)
OSC
BUFF
AGC
C76
AM
16V1
(1.3V)
1.3V
0.9V
(0V)
FM
OSCPWSW
BUFF
IF
BUFF
FM
IF
654321
1.3V
(1.3V)
(1.3V)
(0.9V)
C91
1.3V
0.7V
0.1
BUFF
1/ 16
AM
DET
AM
IF
87
220P
C89
TUN
IFD
(0V)
1.3V
IC3
TA2142FN
FM/AM RF AMP
IF,DET
0V
ST
IFD
LEVEL
DET
FM
DET
1.3V
CF3
CF2
1
C108
AF
330P
C107
C115
2.5V100
0.6V
(0.6V)(1.3V)(1.3V)
C112
0.22
1.3V
(1.3V)
C71
4700P
Q29
0.1
C118
RVTDTA143XUX
POWER SUPPLY
(0.8V)
(1.3V)
0V
ST/ MO
SW
FM/ AM
FM MPX
139
0.6V
0V
(0V)
(0V)
1
C121
R72
3.3K
C125
(0.8V)
0.8V
0.8V
16171819202122232425262728
R1
220
14121110
15
0V
0V
(0V)
(0V)
C129
1
0.1
C142
0.1
1.3V
0V
(1.3V)
0.01
0.01
C131
C133
1.3V
Q2,3
2SB1462STX
POWER SUPPLY
(2.9V)
3.6V
(2.9V)
3.6V
3.6V 2.9V
(3.3V) (2.2V)
Q2
(1.3V)
0V
R2
C75
(0V)
1.3V
C136
0.022
C137 0.022
(2.9V)
Q3
0V
2.9V
(2.2V)
10K
(0V)
2.9V
Q1
UNR921BJTX
POWER SUPPLY
0.1
R32
C63
j
k
Z
W
X
Y
R
820
Q
0.1
I
O
Page 5
SCHEMATIC DIAGRAM 5
:FM/AM Vcap LINE
:FM SIGNAL LINE:POSITIVE VOLTAGE LINE :MAIN(TAPE/RADIO) SIGNAL LINE
:TAPE PLAYBACK SIGNAL LINE:MIC SIGNAL LINE
LCD1(RSL5274-T)
LCD DISPLAY
1 2 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
3 4
(0V)
(0.6V)
R104
C155
0.6V
0V
0.9V
15P
C158
10K
C154
2.5V100
SOLENOID
JKLMNOPQRS
1.5V
61
1.5V
62
1.5V
63
1.5V
64
1.5V
65
1.5V
66
1.5V
67
1.5V
68
1.5V
69
1.5V
70
1.5V
71
1.3V
72
0.5V
73
1.4V
74
0V
0V
75
0V
0V
76
77
0V
0V
78
79
0.4V
80
XTAL1
(75kHz)
R106
10K
( REC, RECPAUSE)
1
Q37
2SD2436STXRA
SOLENOID DRIVE
1.4V
T
E
g
(RES)
TP23
C151
0.01
f
(0.9V)
R99
470K
j
330P
C161
b
CDBAk i VS FUO
ABCDEFGHIJKLMNOPQRST
BCDEFGH
1.5V
S12
0V
PA1 V DET
1.5V
2.8V
C162
S13
2.8V
1.4V
0.7V
-
P
PA0 OPEN
0.1
1.5V
S14
0V
P
PB3 SOL(L)
0V0V0V0V0V
A
1.5V
1.5V0V1.4V
1.4V
0V0V0V
S15
S16
CCW ON(L) PG1
1/2 SPEED(H) PG0
MOTOR ON(L) PG2
IC5
LC72316W9A55
SYSTEM CONTROL/
LCD DRIVE
0.4V
-
P
P
F=75kHz
PB2 XBS ON(H)
PB1 DISCHARGE(L)
PB0 RADIO ON(L)
PC3 DOLBY ON(L)
PC2 ASC ON(L)
0V
1.4V
1.4V
1.3V
1.4V
1.4V
1.3V
0V
(0V)
T
Kh
ML P
I
1.5V
1.5V
1.5V
1.5V
S9
S8
S11
S10
S7
S6
S5
S4
T 6.8ms.
S3
S2
S1
COM4
COM3
COM2
COM1
BRES
HCTR TPS-IN
VDD
FM IN
AM IN
Vss
EO
TEST1
XIN
T 13.6ms.
F=75kHz
PA2 REC/ PAUSE
TEST2
PA3 SD
X OUT
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
0.6V
15P
C160
10K
R105
S3
R101
47
0V
(0V)
(0V)
1.3V
1.3V
0V
0V
TV(L) P11
AM ON(L) P10
SPEED ON(L) PG3
PC0 REC CH.FWD(L)
PC1 REC CH.REV(L)
PL3 HOLD
0V
1.3V
470K
R166
C169 0.01
C171 0.01
C173 0.01
C174 0.01
C175 0.01
C178 0.01
C181 0.01
(1.2V)
C183 0.01
(0V)
C185 0.01
1.2V
0V
0V
1.2V
1.3V
1.2V
0V0V0V
4142434445464748495051525354555657585960
CS PJ1
SX-97 P12
S.B.(H) PJ2
REC(L)/ PLAY(O) P13
REC MUTE ON(L) PJ0
V
PARA(H) PK0
MODEL1 SCK1/ PK1
MODEL2 SO1/ PK2
MODEL3 SI1/ PK3
Vcc CHK ADI0/ PF0
KEY ADI1/ PF1
BATTERY(H) PF2
REMOTE ADI3/ PF3
BEEP/ PE0
MUTE(L) PE1
POWER ON PE2
PH-CTL PE3
INT0/ PD0
DATA I/O
INT1/ PD1
T-END(H/L)
PD2
RADIO
PL2 DECK-REV(L)
PL1 DECK-FWD(L)
PD3 BACKUP I (H)
PL0 PRE-MUTE
0V
0V
0V
1.2V
1.3V
1.2V
0.7V
1.2V
(1.2V)
C182
0.01
C164
0.01
C167 0.01
C170 0.01
C172 0.01
C166
PJ3
VADJ
VDC1
VDC3
DDRAM
D/ D
0.7V
(0.7V)
0.01
C165
0.01
Vss
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
1.4V
1.4V
R138
47K
1.4V
1.4V
0.2V
3V
2.7V
0V
1.4V
1.4V
2.8V
1.4V
1.4V
1.4V
1.3V
1.4V
2.4V
1.4V
C189
0V
A
B
C
D
E
F
G
H
M
R114
0.01
0.8V
0.2V
R140
5.6K
TP6
Q43
2SD2216RTX
TAPE END DET.
0V
470K
S4
(HOLD)
OFFON
R116
(1.3V)
0V
0V
0V
(1.4V)
470K
0.5V
R117
R111
470K
Q73
DTC143TETL
SWITCHING
0V
0V
3.3K
R113
RRN2A01B15WA
330K
R135
IJKL
1M
Q60
N
2SB1462STX
BATTERY DET.
Q61
2SD2216RTX
BATTERY DET.
3
D17
4
CNB1002001AU
(MECHANISM DET.
FWD/ STOP/ REV)
REV
560K
R108
4.7
R133
C200
1
L11
D18
MA720TX
1.4V
4V47
C197
Q46
2SD2436STXRA
SWITCHING
R130
4V47
470K
0.01
R127
0V
STOP
220K
15K
R109
R60
1
2
560K
C205
1.4V1.4V
1V
FWD
R123
MA110TX
0.01
0.6V
R121
680
82K
220K
D23
R132
18K
100K
R161
270K
R162
Q45
UN9110TX
TAPE END DET.
VR4
C218
R134
C208
S5
a
J
0.1
C201
R124
330K
39K
R119
2.4V
3V0V
0.1
C190
Page 6
SCHEMATIC DIAGRAM 5
(7.6V)
3.3V
C152
R95
16V1.5
R102
1K
C156
e
Q
1000P
(0.9V)
0.9V
15K
0.5V
(0.5V)
C153
1000P
Q36
(0.5V)
0.5V
C143
(6.9V)
3.7V
Q35
0.1
R89
10K
(6.9V)
3.7V
Q35,36
2SD2216STX
FM/ AM LOOP
FILTER
H
A
K
2.2V
R107
10K
0V
Q40
2SK303V3TB
STABILIZER
10.2V
S
D
0V
G
1.5V
3.7V
(6.9V)
1
0.01
C180
C177
IC9
XC62HR2902MR
REGULATOR
3V
5 4
NC
1 2
(3.3V)
12.4V
3.1V
3.5V
3.6V
C176
GNDVOUT
CEVIN
1
3
L8
0V
0V
0V
(2.9V)
(12.4V)
:FM/AM Vcap LINE
R110
4.7K
12.4V
C179
0.022
D14
MA8120MTX
C188
0.022
C186
10V3.3
(0.6V)
0V
0.3V
0.6V
0.22
C184
R137
S6
(PRESET/
TAPE MODE)
:FM SIGNAL LINE:POSITIVE VOLTAGE LINE :MAIN(TAPE/RADIO) SIGNAL LINE
D15
R112
MA110TX
470
C187
0.022
D16
MA720TX
(1.4V)
Q41
1.4V
2SD1048X7TX
DC-DC CONV.
Q42
2SD1328STXRA
DC-DC CONV.
0
R143
82K
S7
(+/FF,1REP,5)
1.3V
0.4V
R146
47K
S8
L9
R115
0.4V
0V
0.4V
0V
0V
(0V)
R148
56K
S9
(OFF / / ,
/ REW,DOLBYNR,4)
(
C191
2200P
330
0V
(0V)
R131
470
BLANK CONTROL,3)
:TAPE PLAYBACK SIGNAL LINE:MIC SIGNAL LINE
1
C192
47
(0V)
R118
0V
0V
0.4V
Q44
2SB815B7TX
DC-DC CONV.
R154
82K
S10
(TAPE/ , 2 ,2)
C193
(0.7V)
R156
100K
S11
16V1
0.7V
(RADIO ON/ BAND,
/,1)
L10
0.7V
1.3V
C196
1
(1.4V)
1.4V
1.3V
0.4V
Q49
2SB1295-6-TB
POWER SUPPLY
1.4V
1
2
3
VIN
GNDVOUT
NC
NC
IC10
S81223SGQWT1
REGULATOR
5
I
d
H
G
N
Q51
2SA1745-7-TL
VOLTAGE COMPARATOR
3V
2.4V
1.4V
R149
180K
150K
R150
1.3V
1
C204
M
B
E
N
F
R152
47K
Q55
UNR921BJTX
VOLTAGE
COMPARATOR
0V0V
Q47
2SB1462STX
POWER SUPPLY
15K
R120
0V
Q48
2SD2216RTX
POWER SUPPLY
CONT.
L
J
I
0.7V
R122
680
2.4V
2.4V
2.4V
1.4V1.4V
0.6V
Q53
R125
220K
R128
100K
D13
MA110TX
470K
R147
220K
R151
2.8V
Q54
1.4V
2.4V
Q56
UN9215TX
VOLTAGE
COMPARATOR
1.4V
D13-1
MA2SD1000L
4.7K
R142
D19
MA720TX
2.8V
0.1
C213
Q53,54
2SD2216RTX
VOLTAGE
COMPARATOR
Q17
2SB815B7TX
VOLTAGE
COMPARATOR
470K
R126
1.3V
Q72
DTC114TETL
BATTERY PARA DET.
R129
R139
1.4V
15
4.7K
C202
Q50
UN511MTX
BATTERY PARA DET.
0V
C198
220P
0.01
R185
47K
3V
3V
C168
C194
R136
1
0.01
1K
0V3V
82P
C195
82P
100P
C203
C199
R153
100
Q52
XP151A13A0MR
BATTERY PARA DET.
1.4V1.4V
SGD
0V
R186
1K
1M
R155
330P
C163
D21
TP37
L13
L14
L15
L16
L17
C209
K330P
D
180K
R157
C
330P
C210
TP42
G
330P
C138
IC7
XC61CN1802MR
BATT. IN DET.
Vss V IN
V OUT
R158
22K
321
1.4V0V
MA720TX
100P
C215
L12
R159
C211
C216
TP36
180K
330P
100P
C217
C206
TP44
TP41
C214
C124
100P
330P
4V47
TP32
2.5V100
Re
CN2
C
L
R
V
G
(METAL/NORMAL)
(REC/ CH.R)
(REC/ CH.F)
(OPEN/ CLOSE)
BATTERY CASE
JK2
HEADPHONES
S12-2
S12-1
S13-1
S13-2
BATTERY 1.5V
(R6/LR6,"AA",
UM 3)
RECHARGEABLE
BATTERY 1.2V
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