Kenwood LS-N50VS, Руководство по обслуживанию

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CCB
INTERFACE
AUX
DECK
CD
TUNER
D1
1
CLK 24
CE 2
3 VSS
L OUT 4
L BASS
5
6 L TRE
L IN
7
L SELO 8
L4 9
L3
L2 11
10
VREF 22
R OUT 21
R BASS 20
R TRE 19
R IN 18
R SELO 17
R4 16
R3 15
R2
R1 13
14
L1
12
VDD 23
1
T1
T1
24
Hich=T1
112K
112K
2
T2 NF
3 OUT
4 NC
5
6
T2
23 22
NF
21
OUT
SELECT
19
NC
20
56K
56K
Hich=CHROME
REC IN
7
8
OUT
9
REC IN
18 17
OUT
16
T1/T2
15
N or/CrO2
NC
10
ALC
11
14
RIPPLE
13
VCC
GND
12
47u16
+
C602
1u50
+
C628
1u50
+
C624
1u50
+
C620
0.18
C610
C608
47P
C641
R623
1u50
+
C630
10K
R618
1u50
+
C626
4.7u50
+
C622
5.6K
R606
10u50
+
C614
10K
1u50
+
C627
1u50
+
C623
1u50
+
C619
47P
C642
10K
R617
R624
1u50
+
C629
1u50
+
C625
4.7u50
+
C621
5.6K
R605
0.18
C609
C607
10u50
+
C613
+
C606
220u16
C611 C612
24
1
2
10K
1000P
C616
1000P
C615
2.2K
R616
2.2K
R615
2.2K
R622
330
R614
3.3K
R612
1000P
C636
1000P
C635
3.3K
R61
1 2.2K
R621
330
R613
22K
R620
+
C618 1u50
+
C617
2.2u50
22K
R619
330
R609
330
R610
1 VCC 8
7
2
4
3
-15V
6
5
0.022
C861
33K
R863
68K
R861
+
C863
22u50
100K
R874
22u50
C864
+
1K
R873
100K R875
47u25
+
C865
100K
R867
1/4W
R866 330
1000P
C866
100
R865
1/4W
R880 10K
10K
R871
2.2K
R870
22K
R878
22K
R879
5.6K
R869
5.6K
R868
22K
R852 0.047 C852
100P
C856
680
R856
OUT
GND
IN
0.1
C855
3.3
R855
22K
R853
1/4W
1/2W
+
C850
2200u35
GND
IN OUT
C859
1000P
R854
10K
6800u16
C860
+
100K
R122
1K
R118
330P
C114
330P
C112
+
C153
100u16
56
R120
100u25
+
C116
0.033
C118
5.6K
R126
1u50
+
C122
3.9K
R124
560P
C120
3.9K
R132
R134
C132 270P
22u25
+
R136
4.7K
R115
10K
R113
10K
R114
6.8K
R138
C142 47u25
+
C140 3300P
C145 22u50
+
C146 220u10
+
1K
10K
R153
10K
R154
0.033
C117
100K
R121
330P
C111
100u25
+
C115
1K
R117
330P
C113
560P
C119
3.9K
R123
5.6K
R125
1u50
+
C121
56
R119
C131 270P
R135
6.8K
R137
+
C128
3.3u50
0.022 C127
3.9K R131
1K
0.022
100
+
22u25
10K
R145
+
C141
47u25
3300P
C139
R141
C135 R139
C133
4.7K
220
R158
15K
R
111
1/4W
+
C152
47u25
8200P
C150
330uH
L104
0.039
C151
4.7
R168
0.047 C154
22K
R166
47K
R167
82
R160
4.7K
R164
47K
R162
1/2W
560P C107
560P C108
2.2K
R103
3.3K
R105
3.3K
R106
4.7K
R109
47K
R107
4.7K
R1
10
2.2K
R104
47K
R108
180P
C106
180P
C105
1
2
3
4
5
6
7
M GND
ERASE
T2 R2
A GND
T2 R1
T2 L1
T2 L2
T1 R
A GND
T1 L
2
3
1
560P C102
560P C101
1K
R101
1K
R102
150
R155 1/4W
Q103-109
6
5
4
3
2
1
Rch
A GND
Lch
CD GND
CD +5V
1
2
3
4
5
6
10K
R632
10K
R631
390P C632
56K
R634
390P C631
56K
R633
470K
R638
220K R156
6
7
3
5
4
2
1
3
2
1
LG1
5.6K
C385
X352
FM IN
VDD
A
OUT
X OUT
R387
15P
5 6 3 4
1K
R372
1K
R373 R374
1K
R368
22K
R378
1K
C382
FM/AM DO CL CE NC X IN
5
DI
4 3 2
1
7 6
C381
12P
VSS
20 21 22
PD
A I
N
16 17 18 19
+
R379
2.2K
150
1/4W
R382
C387
C392
1000P
C380
10u16
R380
1.5K
TP301
C393
1u50
R381
10K
+
+
C394
47u16
C397 0.022
AM IN
R359
1.8K 4.7K
R360
R376
47u16
C391 R384
5.6K
8 9
10
1K
+
5.6K
ST
IND
MO/ST FM/AM IF CONT
11
10
9 8
R385
R383
5.6K
R391
270 1/4W
R392
270 1/4W
IF IN
SD NC
12 13 14 15
330P
0.01
C386
C396
100u10
C395
0.022
R377
47K
0.022
L351
100uH
+
R351 5.6K
PHASE(FM/AM) AM MIX OUT
R393 1K
CF352
C353 0.022
C352 10u16 T351
+
R352
1K
3 2
1
6 5 4
REG FM IF IN SD GND AM IF IN
R388 C356
1000P
C399 0.022 C354 0.022
8 9
10
C398
CF351
22P
C355
100u10
+
R355
3.3K
+
R353
270
3.9K
+
C357
2.2u50
9 8 7
C358
1u50
11
10
VCC FM DET STEREO PHASE IF OUT
12
1u50
2.7K
C365 0.022
C366 1000P
C363 0.022
C364
2.2u50
R358
C361 0.022
C334 22P
R323 68K
R336
10K
AM LOW CUT
AM RF IN
AM OSC IN
AM OSC OUT
FM AFC
VSM
3.9K
21 22 23 24 19 20
+
C367
C342
0.022 R365
10K
+
C362
3.3u50
R350
R364 2.2K
0.027 0.027
C369 27P
C374 C373
L-ch OUT
R-ch OUT MPX VCO
FM/AM OUT
MPX IN
MO/ST
16 17 18 14 15
C372
X351
+
C368 1u50
+
+
1u50
+
C371 1u50
13
R361
3.3K
R362
3.3K
R356
1K
TP302
R357 470K
SP
DET
16 20 19
KARAOKE MIC IN
18 17
SP
AN
SP
RL
Y
15 14
SW +5V - 20dB
13 12 11
- 15V M +12V A
GND
REC/PLA
Y
8 10 9
SP
A
SIG
S MUTE
7
T
T1 T2
CLK
2
DO
4 6 5
T
BIAS
D GND
3
DI
1
CE
24
1
R627 1K
2
R626 1K R625 1K
6
3
4
5
6 7 8
C605
4.7u50
+
8
10
12 11 12
SP
DET
12
SW + 5V
13
SP
RL
Y
M +12V GND L
V
L
CTRL
L c
h
1
- 15V
9
11
M GND(MTR)
11 10
CD +B
8 7
+B
6 5 4
R ch A
GND
3 2
(REG)
6
7
10
220K
R157
470K
R637
L352
100uH
C370 1u50
+
47K
R395
100
C136 0.022
C134
R140
R142
R146 10K
15K
R1
12
15V
15V
15V
15V
15V
+12V
+12V
+12V
68K
4.7K
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+12V
+12V
+B
+B
EQ
REC
EQ REC
R172
1K 1K
R170
R169
1K
R171
1K
100P
C321
R607 R608
1u50 C867
+
R316
C316
0.022
4.7K
C351 0.022 C350 0.022
470
R375
TS6B04GM
D810
D3SBA60F
D809
STK4121J
IC901
D10XB60F TS6B04GM STK41203
9KHz/
50KHz 100KHz
10KHz/
1K
R173
R174
1K
R363 2.2K
2200P
C124
2200P
C123
20 19
3
2
CD +10V
18
17
7
8
+10V
+10V
+10V
+10V
+10V +10V
+10V
+10V
+10V
+10V
+10V
+10V
+10V
+10V
+10V
+10V
608
C607,
RXD-V555
RXD-V757
NAME
MODEL
0.15
0.12
C611,
1200P
612
1500P
3300u63
3300u71
R623,
6.8K
624
820
R909,
12K
56K
910
2.7K
1.8K
1.5K
R950
1.2K
C388
1000P
LA
TCH
902
C901,
922
R921,
T801
L07-3147-08
L07-3146-08
+5V
+5V +5V
+5V +5V
+5V
+5V
+5V
+5V
+5V
+5V
AUDIO PROCESSOR
PLAYBACK
REC EQ.
Q603
Q604
Q605
Q606
SYSTEM MUTE
-20dB ATT
D862
OPE AMP
D861
Q865
Q862
Q863
Q864
ZD851
+12V AVR
+10V
AVR
+5V
AVR
Q110
Q111
Q109
REC/PLAY
Q122 Q121
Q126
Q124
Q128
BIAS
OSC
BIAS
Q108
Q107
Q104
Q106
Q105
Q103
CNS102
CNP101
MUTING
SWITCHING
BI11
Lch 1
Rch 2
AUX IN
JK601
Q850
ERASE
Rch
Lch
R-ch
L-ch
PLAYBACK
HEAD
RECORD/
PLAYBACK
HEAD
TAPE 2
TAPE 1
ZD351
PLL
SW
FM
Q360
VD301
IF
MPX/AM
DET/FM
FM IF
CNP701 CNS901
AM IFT
IC101 : AN7345K
IC301 : TA7358AP
IC302 :
LA1832S IC303 :
LC72131
IC601 : LC75341
IC860 : KIA4558P
Q103-106 : 2SC1845F
Q107,108,121,122,
603-606,862,863,865
: KTC3199GR
Q109,360 :
Q110,111,126
: KRC104M
Q124 : 2SA1015GR
Q128 : KTC3203Y
Q302 : KTC3194Y
KTA1266GR
Q850 : KTC2026
Q851 : KIA7810AP
Q852 : KIA7805AP
Q864 : KRC102M
ZD351
D301-305,861,862
: DZ5R1BSB
1SS133 :
ZD851 DZ2R4BSB :
ERASE
HEAD
LVL-CTRL
4 5
3
SW601
IC601
IC101
IC860
Q851
Q852
MECHA BASE
IC302
IC303
0.7V 0.7V
0V
0V
0V
3.3V(3.5V)
2.3V(2.1V)
(2.1V)
(1.5V)
2.2V
4.8V
(5.0V)
2.3V
0V (2.2V)
2.6V
(1.5V)
2.2V
1.3V
1.3V
ST : 3.8V MONO : 2.2V
2.2V
(5.0V)
4.8V 2.2V
2.2V
TUNED : 0V
MONO : 5.0V
2.9V (3.6V)
0V
ST : 0V
5.0V
3.7V(1.2V)
(1.9V)
3.7V
2.5V
0.8V
0.8V
5.1V
2.4V (0V)
(2.5V)
0V
0V
2.4V
2.5V
0V 0V 0V
(10.0V)
0.1V (0V) 3.7V
3.9V
MONO :
0V
ST :
5.0V 0V
9.3V(0V)
(10.0V) 9.3V
10.0V
12.2V
5.0V
-13.1V
OFF : 0V
MUTE ON : 1.3V
22.3V (21.6V)
CD : 10.3V
12.2V
12.7V
10.0V
5.0V
5.0V
5.0V
5.0V
5.0V
5.0V
5.0V
5.0V
5.0V
10.0V
5.0V
5.0V
5.0V
5.0V
5.0V
5.0V
5.0V
5.0V
5.0V
5.0V
5.2V
-13.1V
9.6V
-11.6V
REC : 9.8V
PLAY : 8.0V
REC : 9.8V
PLAY : 7.3V
PLAY : 0V
REC : 9.8V
0V
REC : 0V
PLAY : 3.9V
0.5V
2.0V
REC : 2.7V
B PLAY : 0V
A PLAY : 2.7V
0V 0.6V
4.2V
0V 0.5V 0V
2.0V
1.3V
0V
0.6V
3.5V
REC : 6.2V
0.5V
0V
REC : 9.9V PLA
Y
: 0.2V
10.0V
REC : 9.2V
PLAY : 10.0V
PLAY : 10.0V
REC : 0V
REC : 4.7V
PLAY : 0V
3.5V
ON : 0V
ST IND
OFF : 5.1V
19.9V
3.1V
-10.2V
0.6V
0V
(0.2V)
2.3V
0V 0V
5.0V
5.0V
10.0V
AU-3 AE-3
R - 6
AD U W Y AA AC V X Z AB