CS-100
EZ(S)
SERVICE MANUAL
STEREO RADIO
CASSETTE RECORDER
This Service Manual contains information about the difference between
CS-100 <EZ(S)> and CS-100 <HR(S)>. If requiring other information,
see Service Manual of CS-100 <HR(S)>, (S/M Code No. 09-01C-358-6R1).
This Service Manual is the Supplement and replace Simple Manual
CS-100 <EZ>, (S/M Code No. 09-01C-358-6T3).
BASIC TAPE MECHANISM : TK-20FX-V641-900
S/M Code No. 09-021-358-6S2
SUPPLEMENT
DATA
SPECIFICATIONS
Tuner section
Frenquency range
FM : 87.5 MHz to 108 MHz
AM : 530 kHz to 1,605 kHz
Deck section
Track format 4 tracks, 2 channels
Frequency range Normal Tape : 50 Hz 12,500 Hz (EIAJ)
Recording system AC bias
Erasing system Magnet erase
Heads Recording / playback head (1)
General
Speaker 80 mm cone type (2)
Output Headphones jack (stereo mini-jack)
Power output 1.4 W + 1.4 W
Power requirements DC 9 V using 6 size C (R14) batteries
Power consumption 6 W
Dimensions 372 (W) x 147 (H) x 113 (D) mm
Weight 1.4 kg (excluding batteries)
Antenna : Rod antenna
Antenna : Ferrite bar antenna
Erasure head (1)
(DIN MUSIC POWER),
1 W + 1 W
(EIAJ 8 ohms, T.H.D. 10 %),
0.6 W + 0.6 W
(DIN 1 % Rated Power)
AC 230 V, 50 Hz
Design and specifications are subject to change without notice.
2
ELECTRICAL MAIN PARTS LIST
PART NO.
NO.
IC
87-A21-271-010 IC,TA2111N
87-A20-569-010 IC,BA3308
87-A21-193-010 IC,TA8227P
TRANSISTOR
87-CD7-603-080 TR,S8050
87-026-287-080 TR,DTC143ES
DIODE
87-070-345-080 DIODE,IN4148
87-020-465-010 DIODE,1SS133
87-A40-398-010 DIODE,1N4001
87-A40-337-080 ZENER,MTZJ 6.8B
87-001-783-080 DIODE,1N4002
MAIN C.B
C101 87-A11-845-010 CAP,CER 15P-50
C102 8B-CS9-628-010 CAP,CER 130P-50 J NPO
C103 88-RU7-634-010 CAP,CER 20P-50 J CH
C105 88-RU7-634-010 CAP,CER 20P-50 J CH
C106 87-018-177-010 CAP,TC U 24P-50J UJ UP050
C107 87-A11-836-080 CAP,CER 3P-50 C CH
C108 87-010-544-080 CAP, ELECT 0.1-50V
C109 87-010-265-080 CAP, ELECT 33-16V
C110 87-010-545-080 CAP,E 0.22-50
C112 87-A11-146-080 CAP,TC U 0.022-50 Z F
C113 87-A11-889-080 CAP,CER 330P-50 J SL
C114 87-010-544-080 CAP, ELECT 0.1-50V
C115 87-010-544-080 CAP, ELECT 0.1-50V
C116 87-010-401-080 CAP, ELECT 1-50V
C117 87-010-401-080 CAP, ELECT 1-50V
C118 87-010-401-080 CAP, ELECT 1-50V
C119 87-A10-410-010 CAP,CER 0.015-25 K SR
C120 87-A10-410-010 CAP,CER 0.015-25 K SR
C122 87-010-101-080 CAP, ELECT 220-16
C123 87-A11-146-080 CAP,TC U 0.022-50 Z F
C124 87-A11-146-080 CAP,TC U 0.022-50 Z F
C126 87-A10-182-010 CAP,CER 0.01-50 Z F
C128 87-018-164-010 CAP,TC U 2.2P-50 UJ
C131 87-A10-182-010 CAP,CER 0.01-50 Z F
C301 87-010-404-080 CAP, ELECT 4.7-50V
C302 87-010-379-080 CAP, ELECT 22-16V
C303 87-010-404-080 CAP, ELECT 4.7-50V
C306 87-010-379-080 CAP, ELECT 22-16V
C307 87-010-404-080 CAP, ELECT 4.7-50V
C308 87-010-379-080 CAP, ELECT 22-16V
C309 87-010-404-080 CAP, ELECT 4.7-50V
C311 87-010-221-080 CAP,ELECT 470-10V
C317 87-010-378-080 CAP,E 10-16 M
C321 87-010-545-080 CAP,E 0.22-50
C323 87-010-248-080 CAP, ELECT 220-10V
C325 87-A11-887-080 CAP,CER 220P-50 J SL
C326 87-A11-887-080 CAP,CER 220P-50 J SL
C334 88-700-710-010 CAP,M 3900P-50 J
C335 88-700-710-010 CAP,M 3900P-50 J
C801 87-010-404-080 CAP, ELECT 4.7-50V
C805 87-010-401-080 CAP, ELECT 1-50V
C806 87-010-401-080 CAP, ELECT 1-50V
C807 87-A11-891-080 CAP,CER 470P-50 J SL
C808 87-A11-891-080 CAP,CER 470P-50 J SL
C809 87-010-380-080 CAP, E 47-16 M 11L SME
C810 87-010-380-080 CAP, E 47-16 M 11L SME
C811 87-010-112-080 CAP, ELECT 100-16V
C812 87-010-112-080 CAP, ELECT 100-16V
C813 87-010-235-080 CAP,E 470-16 SME
C814 87-010-235-080 CAP,E 470-16 SME
DESCRIPTIONREF. NO. KANRI
PART NO.
C817 87-010-101-080 CAP, ELECT 220-16
C818 87-010-235-080 CAP,E 470-16 SME
C820 87-010-237-080 CAP, ELECT 1000-16V
C824 87-010-112-080 CAP, ELECT 100-16V
C825 87-A10-182-010 CAP,CER 0.01-50 ZF
C826 87-010-112-080 CAP, ELECT 100-16V
C828 87-010-101-080 CAP, ELECT 220-16
CF101 8Z-CS1-613-010 FLTR,SFU465B
CF102 8B-CS9-626-010 FLTR,SFE10.7MS 239-Z BCS-9
CF103 8B-CS9-627-010 FLTR,CD10.7MG 77A-Z BCS-9
J801 87-A60-420-010 JACK,3.5 ST (MSC)
L101 8B-CS9-615-010 COIL, 9T3MMFM-ANT1 BCS-9
L102 8B-CS9-616-010 COIL,4T5MMFM-ANT2 BCS-9
L103 8B-CS9-617-010 COIL, 4T5MMFM-RF BCS-9
L104 8B-CS9-618-010 COIL,3T5MMFM-OSC BCS-9 EX
L105 8B-CS9-629-010 ANT,BAR-FERRITE 10*70MM
L105 8B-CS9-620-010 COIL,119:18AM-RF BCS-9
L801 87-005-684-080 COIL,10UH
MIC301 8B-CS9-635-010 MIC, BCS-9
!
PR801 S1-150-300-000 FUSE PROTECTOR,1.5A 60V
PVC101 8B-CS9-621-010 TUN-CAP, EX BCS-9
SFR301 87-024-353-080 SFR,10K DIA6
SPK1 8B-CS9-614-010 SPK,80 8OHM 1.5W BCS-9
SPK2 8B-CS9-614-010 SPK,80 8OHM 1.5W BCS-9
SW101 8B-CS9-601-010 SW,SL SK22F03G7 BCS-9
SW103 8B-CS9-610-010 SW,SLFUNC. BCS-9
SW301 8B-CS9-602-010 SW,SL-30 REC. BCS-9
SW802 S6-401-011-490 LEAF SWITCH
T101 8B-CS9-641-010 COIL,1A1103RAM-OSC BCS-9
T102 8B-CS9-624-010 COIL,4A-224RIF BCS-9
T301 8B-CS9-603-010 COIL, 4A363R-BIAS BCS-9
VR801 8B-CS9-611-010 VR,RTRY 10K V BCS-9
BATT1 C.B
BATT2 C.B
OSC C.B
SW102 8B-CS9-601-010 0E SW,SL SK22F03G7 BCS-9
POWER C.B
C822 87-A10-182-010 CAP,CER 0.01-50 ZF
C823 87-A10-182-010 CAP,CER 0.01-50 ZF
J1 87-A60-178-010 JACK,AC E W/SW
!
PT1 8B-CS9-633-010 PT,EZ BCS-9
!
NO.
DESCRIPTIONREF. NO. KANRI
3
WIRING 1 (MAIN / OSC)
32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
SW103
FUNCTION
TAPE / POWER
STANDBY
SW101
BAND
RADIO
AM
FM
SW101A
SW103C
SW103A
MAIN C.B
(PARTS SIDE)
SW101B
SW103D
B
B
C
SW103B
C
E
E
PVC101
TUNING
ROD ANT.
VC2D
VC2B
L105 (BAR ANT)
GREEN
BLUE
RED
PVC101
VC2A
VC2C
A
MIC
MIC301
B
C
GRAY
D
E
R chEH
RPH
L ch
F
G
TAPE MECHANISM
C107
SW301
PLAY
REC
RED
YELLOW
TK20FX-V641-900
H
I
24
1
G
J
E
F
1
J
VR801
VOLUME
J801
PHONES
MAX
MIN
PR801
SPK2SPK1
SPEAKER R SPEAKER L
12
D
6
9
12
13
C
H
B
B
A
I
9
C
E
K
L
M
ECB
1
N
O
SW802
P
TAPE PLAY SW
POWER C.B
P1
P2 P3 P4
Note
Q
OSC C.B
R
M1
TAPE MOTOR
SW102A
SW102B
SW102
OSC SW
FM STEREO FM MONO
CBE
• • •
E C B
S
T
U
4
WIRING 2 (BATT1 / BATT2 / POWER)
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
A
POWER C.B
(PARTS SIDE)
BATT1 C.B BATT2 C.B
MAIN C.B
PT1
AC~
AC 230V, 50 Hz
J1
JACK, AC E W/SW
B
C
D
E
F
G
H
I
J
BATTERY
R14 (SIZE C) x 6
(DC9V)
K
L
M
N
O
P
Q
R
S
5
T
U
SCHEMATIC DIAGRAM
ROD ANT.
MAIN C.B
PVC101
AM FREQUENCY
RANGE ADJ
MW COIL
0.022
FM COIL
119:18
L105 VC2D
AM TRACKING
ADJ
FM TRACKING
ADJ
24P 50V
BAR ANT.
FM COIL
L104, VC2AL103, VC2BT101, VC2C
FM FREQUENCY
RANGE ADJ
FM
FM COIL
FM COIL
C107
3P 50V
POINT
16V
TEST
SW101
BAND
FM
MIX IF & DET
SFU465B
FM
50V
0.022
3.3K
OSC C.B 2/2
FH ST
P1
OSC SW
0.022
50V
FM MO
P2
SW103
FUNCTION
SW, SLFUNC
RADIO
POWER
AMP
TAPE / POWER
STANDBY
RADIO
TAPE / POWER
TAPE / POWER
STANDBY
STANDBY
MAX
MIN
VOLUME
MAX
MIN
VR,RTRY10K
VR,RTRY10K
MUTE
ES
BAIS CIRCUIT
THERMAL SHUT DOWN
ES
PROTECTION CIRCUIT
16V
PHONES
SPEAKER L
L ch
R ch
RPH
AZIMUTH ADJ
EH
TAPE
MECHANISM
TK-20FX-V641-900
RPH
TEST
POINT
AM IF ADJ
T102
AC
BIAS
16V
0.022M
P
R
SW301
PLAY,REC SW
SW,SL 30 REC
P : PLAY
R : REC
50V
P
SFR301
BIAS LEVEL ADJ
C311
470 UF 10V
R14 (SIZE C) x 6
1000P
1000P
R
TAPE / POWER
STANDBY
P
R
10V
R
P
RADIO
RADIO
TAPE / POWER
STANDBY
MTZJ6.8B
9
REG
S8050
TAPE MOTOR
TAPE SPEED ADJ
TAPE PLAY SW
9V
PR801
1.5 A 60V
POWER C.B
BATTERY
(DC 9V)
PT1
PT,EZ BCS-9
PRE AMP
P
50V
R
4.7K
R
4.7K
S
0.022
50V
T301
BIAS FREQUENCY
ADJ
4700P
16V
P
50V
R
P
FM ST
OSC SW
16V
FM MO
0.022M
1000P
P3
R
P
G
Y
P
R
P4
AC~
AC 230 V, 50 Hz
J1
JACK, AC E W/SW
AC~
SPEAKER R
MIC
MIC,BCS9
P
OSC C.B 1/2
R
IN4148 IN4148
50V
50V
SIGNAL :
: PB/FM
: REC/AM
6
ADJUSTMENT
< TUNER SECTION >
1. AM IF Adjustment
Settings : • Test point : IC101 (Pin 18)
• Adjustment location : T102
T102....................................465 kHz
2. AM Frequency Range Adjustment
Settings : • Test point : IC101 (Pin 18)
• Adjustment location : T101, VC2C
T101....................................515 kHz
VC2C..................................1635 kHz
4. FM Frequency Range Adjustment
Settings : • Test point : IC101 (Pin 18)
• Adjustment location : L104, VC2A
L104....................................87.3 MHz
VC2A..................................108.3 MHz
ACCESSORIES / PACKAGE LIST
PART NO.
NO.
1 8B-CS9-906-010 IB,EZ (9L)A
2 87-A80-081-010 AC CORD SET ASSY,EZ BLK
DESCRIPTIONREF. NO. KANRI
– 7 –
MECHANICAL EXPLODED VIEW 1/1
19
21
22
18
30c
8
25
A
7
32
4
A
6
23
27
D
C
9
A
J
J
33
20
A
30b
B
30d
30a
30
E
29
30e
31
A
A
24
G
F
17
F
16
15
5
26
3
1
2
34
11
H
12
10
14
I
13
25
A
7
28
-8-
MECHANICAL PARTS LIST -1/1
! = ! SAFTY PARTS
C = Components marked
UNIT-NAME ! C REF-NO PARTS-NO PARTS-NAME SUFFIX&MODEL
CS-100
EZSC
O MC1001 8B-CS9-006-010 WINDOW,CASS a
O MC1002 8B-CS9-003-010 LID,CASS a
O MC1003 8B-CS9-206-010 SPR-T,CASS a
O MC1004 8B-CS9-015-010 CABI,FR EX ASSY a
X MC1004a 8B-CS9-016-010 CABI,FR EX a
X MC1004b 8B-CS9-004-010 GRILLE,L a
X MC1004c 8B-CS9-005-010 GRILLE,R a
O MC1005 8B-CS9-635-010 MIC, BCS-9 a
O MC1006 8B-CS9-017-010 PLATE,TU EZ a
O MC1007 8B-CS9-614-010 SPKR,80 8OHM 1.5W BCS-9 a
O MC1008 8B-CS9-007-010 KEY,CASS SET a
O MC1009 8B-CS9-207-010 SPR-P,REC a
O MC1010 8B-CS9-203-010 HLDR,POINTER a
O MC1011 8B-CS9-026-010 POINTER, a
O MC1012 8B-CS9-009-010 KNOB,RTRY TU a
O MC1013 8B-CS9-010-010 KNOB,RTRY VOL a
O MC1014 8B-CS9-201-010 HLDR,AM BAR a
O MC1015 8B-CS9-011-010 LID,BATT a
O MC1016 8B-CS9-040-010 CABI,REAR EX a
O MC1017 8B-CS9-204-010 SPR,BATT(+/-) a
CS-100
EZSC
O MC1018 8B-CS9-205-010 SPR,BATT(-) a
O MC1019 8B-CS9-008-010 HANDL, a
! O MC1020 8B-CS9-633-010 PT,EZ BCS-9 a
O MC1021 87-A60-178-010 JACK,AC E W/SW a
O MC1022 86-CS3-211-010 COVER, AC SOCKET a
O MC1023 8B-CS9-210-010 GEAR,DAMP BCS-9 a
O MC1024 8B-CS9-630-010 ANT,ROD BCS-9 a
X MC1025 8B-CS9-208-010 PLATE,SPKR a
X MC1026 8Z-CM3-209-010 CUSH,MIC a
X MC1027 8B-CS9-209-010 HLDR,PWB a
O MC1028 8B-CS9-629-010 ANT,BAR-FERRITE 10*70MM a
X MC1029 8B-CS9-202-010 PLATE,ANT a
X MC1030 8B-CS9-640-010 PWB,MAIN BCS-9 EZ/K a
X MC1030a 8B-CS9-600-010 PWB,MAIN BCS-9 a
X MC1030b 8B-CS9-600-010 PWB,MAIN BCS-9 a
X MC1030c 8B-CS9-600-010 PWB,MAIN BCS-9 a
X MC1030d 8B-CS9-600-010 PWB,MAIN BCS-9 a
X MC1030e 8B-CS9-600-010 PWB,MAIN BCS-9 a
X MC1031 8B-CS9-612-010 HT-SINK,AMP BCS-9 a
X MC1032 M8-BZK-590-070 TK-20FX-V641-900 a
CS-100
EZSC
X MC1033 8B-CS9-636-010 SHLD WIRE, 1C MIC a
X MC1034 8B-CS9-637-010 SHLD WIRE, 3C HEAD a
O MC1A 87-745-095-410 SCREW UT2+3-8 a
O MC1B 87-571-032-410 VIT+2-3 a
O MC1C 87-661-097-410 TAPPING SCREW, VFT1+3-12 a
All components used on this model at the production line are shown in this service manual.
However, please note that not all components will be available as spare parts for after-sales service.
Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers.
Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers.
- 9 -
COLOR NAME TABLE
Basic color symbol Color Basic color symbol Color Basic color symbol Color
B Black C Cream D Orange
G Green H Gray L Blue
LT Transparent Blue N Gold P Pink
R Red S Silver ST Titan Silver
T Brown V Violet W White
WT Transparent White Y Yellow YT Transparent Yellow
LM Metallic Blue LL Light Blue GT Transparent Green
LD Dark Blue DT Transparent Orange GM Metallic Green
YM Metallic Yellow DM Metallic Orange PT Transparent Pink
LA Aqua Blue GL Light Green HT Transparent Gray
HM Metallic Gray NH Champagne Gold M Wood Pattern
10
TAPE MECHANISM EXPLODED VIEW 1/1
D
C
53
18
24
23
19
50
26
25
22
J
20
31
29
30
44
b
49
48
c
H
47
45
46
43
a
b
A
42
27
51
B
28
I
21
12
13
15
14
41
40
39
38
G
G
37
K
2
33
H
L
36
F
F
E
35
34
52
17
11
9
8
6
7
c
1
a
16
10
5
4
3
A
32
-11-
TAPE MECHANISM PARTS LIST -1/1
! = ! SAFTY PARTS
C = Components marked
UNIT-NAME ! C REF-NO PARTS-NO PARTS-NAME SUFFIX&MODEL
All components used on this model at the production line are shown in this service manual.
However, please note that not all components will be available as spare parts for after-sales service.
Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers.
Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers.
TK20FX-V641
900
O ST1001 S1-700-020-380 REC SPRING PLATE a
O ST1002 S1-921-140-600 PAUSE BUTTON LEVER a
O ST1003 S1-921-140-060 STOP BUTTON LEVER a
O ST1004 S1-921-140-050 FF BUTTON LEVER a
O ST1005 S1-921-140-040 REW BUTTON LEVER a
O ST1006 S1-821-010-500 PLAY BUTTON LEVER SP a
O ST1007 S1-921-140-190 PLAY BUTTON LEVER a
O ST1008 S1-921-140-030 REC BUTTON LEVER a
O ST1009 S1-921-140-080 PUSH BUTTON ACUATOR a
O ST1010 S1-821-011-590 E KICK LEVER a
O ST1011 S1-921-140-090 SWITCH ACTUATOR a
O ST1012 S1-921-140-110 PAUSE STOPPER a
O ST1013 S1-921-140-120 PAUSE LEVER SPRING a
O ST1014 S1-921-140-550 PAUSE LEVER a
O ST1015 S1-921-141-3A0 P CONTROL SPRING a
O ST1016 S1-921-140-150 BUTTON LEVER SPRING(B) a
O ST1017 S1-921-141-070 BUTTON LEVER SPRING(A) a
O ST1018 S6-401-011-490 LEAF SWITCH a
O ST1019 S1-921-143-160 BASE ASSY a
O ST1020 S1-921-130-010 EJECT SLIDE LEVER a
TK20FX-V641
900
O ST1021 S1-921-043-090 PINCH ROLLER ARM ASSY a
O ST1022 S1-921-141-8A0 M CONTROL SPRING a
O ST1023 S1-921-030-100 MG ARM SPRING a
O ST1024 S1-921-030-050 MG ARM a
O ST1025 S1-921-030-110 HEAD PANEL a
O ST1026 S1-921-030-4A0 HEAD BASE a
O ST1027 S1-821-030-070 AZIMUTH SPRING a
O ST1028 S1-921-030-090 PANEL P SPRING a
O ST1029 S1-921-260-4A0 SENSING LEVER a
O ST1030 S1-921-265-020 GEAR PLATE ASSY a
O ST1031 S1-921-260-050 GEAR PLATE SPRING a
O ST1032 S1-921-090-380 MAIN BELT a
O ST1033 S1-921-093-210 FLYWHEEL ASSY a
O ST1034 S1-921-120-590 MOTOR PULLEY a
O ST1035 S1-921-120-060 MOTOR BRACKET a
O ST1036 S1-921-140-160 E ACTUATOR SPRING a
O ST1037 S1-921-070-030 RF BELT a
O ST1038 S1-921-073-040 RF CLUTCH ASSY a
O ST1039 S1-921-140-210 REC BUTTON LEVER SPRING a
O ST1040 S1-921-140-170 P.S LEVER SPRING a
TK20FX-V641
900
O ST1041 S1-921-260-020 CAM GEAR a
O ST1042 S1-921-015-010 CHASSIS ASSY a
O ST1043 S1-829-100-010 PACK SPRING a
O ST1044 S1-921-053-100 TAKE UP REEL ASSY a
O ST1045 S1-921-050-060 SENSER a
O ST1046 S1-821-100-700 FF GEAR a
O ST1047 S1-821-100-690 RECORD SAFETY LEVER a
O ST1048 S1-921-050-220 BACK TENSION SPRING a
O ST1049 S1-921-050-150 S REEL HUB a
O ST1050 S0-103-800-000 E-HEAD a
O ST1051 S0-209-510-020 RPH,TC951 a
O ST1052 S0-905-300-000 MOTER, EG-530AD a
X ST1053 S9-F04-302-040 B3 LUG PLATE a
O ST1A S9-P04-200-310 C TAPPING SCREW 2-3 a
O ST1B S9-P01-200-610 SCREW,M2-6 a
O ST1C S9-F08-200-710 AZIMUTH SCREW M2-7 a
O ST1D S9-B01-200-310 (+)BIND SCREW M2-3 a
O ST1E S1-921-120-030 MB SCREW a
O ST1F S1-921-120-020 MOTOR CLLAR SCREW a
O ST1G S9-C07-204-510 SCREW,TAPPING(CAMERA)M2-4.5 a
TK20FX-V641
900
O ST1H S9-B10-200-510 P TAPPING BIND SCREW M2-5 a
O ST1I S9-W01-130-200 P WASHER 2.1-4-0.13 a
O ST1J S9-W02-500-100 P WASHER CUT 1.45-3.8-0.5 a
O ST1K S9-W01-400-100 P WASHER 2-3.5-0.4 a
O ST1L S9-W02-300-100 P WASHER CUT 1.2-3.8-0.3 a
-12-
211, IKENOHATA 1CHOME, TAITO-KU, TOKYO 110, JAPAN TEL:03 (3827) 3111
Printed in Singapore9301978 921338
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