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Cassette mechanism control section
GVA10149
R220
R221
NI
NI
Q205
NI
0.86V
0V
Q200
RT1P430C-X
0.84V
0V
Q201
0.84V
RT6N430C
4.7K
0V
4.7K
Q202
0.84V
RT6N430C
0V
0.84V
Q203
4.7K
RT6N430C
0V
4.7K
Q204
0.84V
RT6N430C
0V
B131
R226
NI
220
CN200
RECORD PLAYBACK HEAD
QGA2001C1-07
L+
0V
1
L-
0V
R219
9.1K
2
AG
0V
3
9.1K
R-
0V
R218
4
R+
0V
5
E-
0V
6
E+
0V
7
STANDARD
RECORDING CURRENT
NORM
36uA
ERASE CURRENT
NORM
70mA
CN220
WJK0243-001A-E
PLAYBACK HEAD
R+
0V
1
L+
0V
2
R-/L-
0V
3
R300
15K
R301
15K
B143
TP300
R308
BIAS FRQ
470K
CHECK POINT
NOTES
1. VOLTAGES ARE DC-MEASURED WITH A DIGITAL VOLT METER
OR OSCILLOSCOPE WITHOUT INPUT SIGNAL.
CONDITION
:
MECHA STOP MODE
2. UNLESS OTHERWISE SPECIFIED
,RESISTORS ARE 1/10W
5% METAL GLAZE RESISTOR.
ALL RESISTANCE VALUES ARE IN OHM(
).
ALL CAPACITORS ARE CERAMIC CAPACITOR
OR MYLAR CAPACITOR.
ALL CAPACITANCE VALUES ARE IN
F(P=pF).
ALL INDUCTANCE VALUES ARE IN
H(m=mH).
ALL E.CAPACITORS ARE SHOWN IN THE FORM OF CAPACITANCE (
F)/RATED VOLTAGE (V).
POLYPROPYLENE CAPACITOR
R210
2.4K
C217
NI
C219
0.01/50
C218
NI
30
29
28
27
26
25
24
23
22
21
C220
22/50
0.6V
TEST
31
PB-NF1(L)
20
0V
Iref
32
AIN(L)
19
C221
3.4V
GND
33
RIP
18
1/50
0V
6.8V
ALC DET
34
BIN(L)
17
7.2V
0V
VCC
35
RETURN
16
IC200
0V
0V
REC MUTE OFF/ON
36
GND
15
HA12237F-E
0V
3V
MUTE ON/ OFF
37
BIN(R)
14
0V
0V
38
13
NC
A/B
0V
CR/NOR
0V
39
AIN(R)
12
C222
0V
0.6V
ALC ON/
40
PB-
11
OFF
NF1(R)
22/50
C224
0.0068/50
1
2
3
4
5
6
7
8
9
10
C200
C223
NI
C203
0.01/50
0.0068/50
C201
NI
R203
2.4K
C300
R302
10K
330P/50
C301
BIAS OSC
R304
15K
R303
330P/50
C307
100
L300
0.0015/50
QQR1118-002
0V
8V
L301
!
0V
8V
QQL244K-100Z
R309
0V
8V
10
10
(1/4W) FR
KTC3203/OY/-T
4.7K
10K
47K
KRC107S-X
RT6N430C
RT1N144C-X
R211
RECL
30K
PBL
R209
1.2V
22K
R208
0V
100K
C208
C211
NI
10/50
R207
RMUTE
100
R206
PBMUTE
10K
A/B
R222
NI
R205
RECR
30K
PBR
C231
220P/50
9.0V
(8.2V)
9.0V
Q300
(1.1V)
KTC3203/OY/-T
8.8V
(6.5V)
!
R306
4.7
(1/4W)UNF
8.8V
(0V)
Q301
R307
0V
(0V)
2.2K
0V
(0V)
4.7K
RT1P430C-X
2-8
TAPE B :
TAPE A :
QAL0968-001
QAL0967-001
(R/P 2WAY)
+
-
CN120
QGF1205C2-07
SOLENOID DRIVE B
MOTOR DRIVE B
Q150
KTA1296/Y/-T
KTA1271/OY/-T
Q140
11.9V
0V
1V
11.9V
11.4V
11.3V
R153
2.2k
11.4V
Q151
0V
RT1N144C-X
0V
Q141
RT1N144C-X
SOLENOID DRIVE A
MOTOR DRIVE A
Q120
11.9V
0V
KTA1296/Y/-T
11.4V
Q110
KTA1271/OY/-T
R123
1V
11.9V
2.2k
11.3V
11.4V
0V
Q121
RT1N144C-X
0V
11.4V
Q111
0V
RT1N144C-X
0V
100/16
C122
WR1
WJZ0160-004A-E
Parts are safety assurance parts.
CONNECT TO CHASSIS OF MECHA A & B
When replacing those parts make
sure to use the specified one.
(PB 2WAY)
+
-
CN110
QGF1205F2-06
CN100
QGF1205C2-21
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