Kenwood CT-401, Service Manual

Page: 7 / 13

T K M O Q S L N P R
5
6
8
4
7
R151
10K
R153 100K R157
47K
C195 100P
R155 56K C149
220P
1K
R159
1u50
+
C153
2.2u50
+
C147
10K
R145
5.6K
R217
100u16
+
C151
R161
5.6K
R167
R163 18K
C155 1800P
100u25
C152
+
R165
100
2.2u50
C148
R218
5.6K
R146
10K
100K R154
10K
R152
R158
47K
R164 18K
C156 1800P
220P
C150
C196 100P
R156 56K
3
2
1
C154
+
1u50
R162
5.6K
R160
1K
R166
100
+
5
4
3
2
1
L IN
R IN
GND
5
4
3
2
1
56K
R169
56K
R170
39K
R179
39K
R180
5.6K
R184
5.6K
R183
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
17 18 19 20
21
22 23 24 25 26 27 28 29 30
31
32
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
METER
B-CRO2
A-CR02
0
MODE-SW
K3 K2
K1
VDD
CF-6.0-MHZ CF-6.0-MHZ
VSS
VDD
RESET
EE-PROM-SCL
EE-PROM-SDA
2099-DE
2099-LCK
2099-CLK
SI
2099-DO
B-REC-REV-SW
B-REC-FWD-SW
B-MODE-SW
B-HALF-SW
B-RELL
A-MODE SW
HALF-SW
A-REEL
SOL-A SOL-B VSS VDD MECHA-VCC REC REC-MUTE A/B DUBBING BIAS INPUT
-MUT
LINE-MUT
AC-CHK
VSS
VSS
SYS-DATA
SYS-BUSY
DOLBY-NR-OUT
METER-GAIN
REC/PB
PB-EQ/NORMAL
REC-EQ-TAPE1
REC-EQ-TAPE2
SYS-DO
LED-A-FWD
LED-A-REV
LED-B-REV
0
15
10
13
14
11
8
9
6
59 58 57
62 63
45
44
43
39
40
41
36
38
37
33
34
35
22
21
28 27 26 25
47K
R393
0.022
C308
10K
R341
220K
R384
2.2u50
C307
+
10K
R342
1
2
3
4
7
8
6
5
2.2u50
C339
+
R344 10K R343 10K R345 10K
10K
R346
J347
22K
R347
6.0MHz
CF301
100K C302
0.022
C301
C303
220P
R306
220P
0.01
C304
0.01
C305
R305 100K
330
R302
330
R301
R303 100K
R304 100K
5
12
5
12
31
32
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
B-REC REV
B-REC FWD
B-CRO2
B-SOL
B-PHOTO
B-MODE SW
B-HALF
MOT L
MOT H
12V
A-CRO2
GND
A-SOL
A-PHOTO
A-MODE SW
A-HALF
2 1
30
1u50 C309
+
10K
R348
22u25
C31
1
+
IN
GND
OUT
R350 100K
1K
R349
10K
R351
1u50
+
C310
1K
R352
R353 1K
1/4W
R355
22K
C312 0.022
22K
R354
1 2 3 4 5
K1
GND
B+5V
A-FWD
A-REV
1 2 3 4 5 6 7 8 9
B-REV
K3 K2
B+5V
GND
OE
DO
CLK LCK
57 13 14 59 15 58
43 45 41 44
1 2
1 3
2
0.022
C317
470u16
C315
+
0.022
C314
470u16
C318 0.022
+
C319
C321 0.022
2
1 3
0.022 C322
1000u16
+
1
2
0.022 C325
3
1 1/2W
R378
10u50
C324
+
1000u16
C326
+
C320 470u16
+
56K
R385
33u50
+
R386 100K 0.022
C328
0.022
C332
0.022
C327
0.022
C331
0.47 1/2W
R01
0.47 1/2W
R02
1
2
3
J326 J329
C400
R363
10K
R372
10K
SFR301 2K(B)
R379 3.9K
4.7K
R374 R375
4.7K
R371 4.7K
R370 4.7K
R367 4.7K
R366 4.7K
R365 4.7K
R368 22K
R389 4.7K
R369 22K
40
39
36
63
33
62
37
38
21
22
25
35
34
50K(A)
VR101
VR101
50K(A)
100u16
+
C335
LED LED LED
20 19 18 17
VCC
DUBBING
1
2 3 4
GND CLK
270
R612
100
R633
100P C603
0.022
C601
10u50
C602
+
RED
100
R634
100
R635
C605 100P C606 100P C604 100P
LED
B REV
1
K3 K2
3 2
12K
R628 R627
5.6K
R626
3.3K
R625
2.2K
R624
1.5K
R631
3.3K
R630
2.2K 1.5K
R629
5.6K
R623
3.3K
R622
2.2K
R621
1.5K
R620
2
3
2 3
200
R615
GREEN
5
K1
GND
LED LED
A
FWD
+5V
1 2 4 3
A
REV
GREEN
R614
200
GREEN
200
R613
2 1
2.2K
R362
R361
10K
22u25
C333
+
2.2K
R364
2.2K
R373
7 6 8
L-REC-LEVEL
R-REC-LEVEL
+21.6V
4700u35
C329
+
+21.6V
+5V
+5V
+5V
+12V
+5V
+5V
+5V
+5V +5V
+5V
+5V
+5V
+5V
+5V
+12V
+12V
+5V
+5V
+12V +12V
+5V
+12V
+12V
+12V
+12V
+12V
+12V
+5V
+5V
K1
GND
L OUT
R OUT
R160A
1.5K
R159A
1.5K
OUT
GND
IN
OUT
GND
IN
GND
OUT IN
57
GND
K1
+12V
+12V
3
2
1
2
1 1
2
1 1
3
2
J327
2 2
C400
1
FC302
1200mAL/250V
FC301
F301
: AC230V~ 50Hz (T,E)
: AC120V 60Hz (K,P)
AC110-120V/220-240V~
50/60Hz
1/4W
C323
C316
2
1
2
1
IC302
IC304
IC303
IC305
IC306
IC307
MAIN PCB
FRONT PCB
(1/2)
IC103
Q115
Q117
LINE
MUTING
Q116
(2/2)
IC103
Q118
L
PLAY
JK101
R
L
R
REC
CN104 CN108
Q112
Q111
INPUT
MUTING
u-COM
D327
D324
SYSTEM
CONTROL
D301 D302
D304
D305
JK301
D303
CN607
D310
D315
RESET
Q302
RESET
IC
D318
EEP ROM
CN602
CN601
CN603
+12.0V
AVR
AVR
+12.0V
AVR
+5.0V
D321 D322
D325
D323
D311
D316 D317
CN301
S401
D319
Q308
Q309
+B CONT.
(MECHA)
SOL.B
CONT.
Q310
Q311
D320
SOL.A
CONT.
TAPE SPEED
S402
R-REC
LEVEL
LEVEL
L-REC
D309 D308
LED612 DUBBING
REC S61
1
S610
B.REW
S609
B.FF
S616
B.ST
OP
S607
B.REV
S605
B.FWD
B.FWD
S608 S606
B.ST
OP
DUBBING
DOLBY
B.P
AUSE
S615
S614
S613 S612
DOLBY
A. REV
A.ST
OP
A.FF
A.REW
A. FWD
S617 S618
KXF-W3030/E/-S
S604
CT-403 ONLY
S602 S600
A.ST
OP
S603
S601
A.FPLA
Y
KXF-W1030
LED615
CN602
LED614 LED613
LED A-FWD
A-REV LED B-REV LED
CN603
POWER SW
AC SELECT SW
D307
PRE AMP
Q306
Q307
R. MODE
S612
CT-401 ONLY
CT-401 ONLY
KXF-W1030 KXF-W3030/E/-S
CT-403 ONLY
CT-403 ONLY
KXF-W3030/E/-S
KXF-W1030
CT-401 ONLY
KXF-W3030/E/-S
CT-403 ONLY
CN302
CN303
CN401
CN401
POWER SW
S401
CN302
CN303
EXCEPT
(M) TYPE
ONLY
(M) TYPE
CT-403 ONLY
KXF-W3030/E/-S
CN304
CN304
9.7V
9.6V
9.7V
9.7V
9.6V
9.7V
5.1V
5.1V
5.1V
21.6V
12.1V
5.1V
11.3V
3.9V
12.1V
5.1V
0.6V
DUBB:
12.1V
0V
12.0V
12.1V
11.3V
5.1V
4.5V
5.1V
12.0V
5.1V
w w w . x i a o y u 1 6 3 . c o m
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9 9
2
8 9
4 2
9 8
T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299