SC-AK320 020704_REV5_1.pmd

ORDEM DCS - JUN2004 - 002 - MS
Manual de Serviço
CD Stereo System
SC-AK320LB-S
Tape:
RD-JMD051-Z
CD:
RD-DAC024-Z (Mecanismo s/ Unid. Óptica)
RD-DAU061-PM (Unid. Óptica montada c/ PCI do Servo)
RAF0152A-S (somente Unid. Óptica)
Especificações Técnicas
n AMPLIFICADOR
Potência de saída:
RMS (THD 10%, ) ...................................................... BI-AMP Total 300 W
High (10 kHz) 75Wx2/6Ω
Low (1 kHz) 75Wx2/6Ω
PMPO ............................................................................................... 3.300 W
Entrada AUX (tomada RCA) ........................ Sensibilidade 250mV, 13,3 kΩ
Entrada MIC (tomada fone) .................................. Sensibilidade 0,7mV, 680Ω
n RÁDIO
Faixa de freqüência .................................................... FM - 87,5 a 108,0 MHz
AM - 520 a 1710 kHz
Terminal de antena ............................................................................ FM - 75Ω
AM - Antena LOOP
Relógio ................................................................................... AM/PM - 12 h
n TOCA FITAS
Mecanismo .................................................................................Unidirecional
Sistema de trilhas ................................................... 4 pistas, 2 canais estéreo
Motor ...................................................................................... Servo motor DC
Sistema de gravação ............................................................ AC bias 100 kHz
Sistema de apagamento ..................................................... AC erase 100 kHz
Velocidade da Fita ........................................................................ 4,8 cm/s
Resposta em freqüência .................................... 35 Hz a 14 kHz (+3, -6dB)
Relação sinal/ruído ...................................................... 50dB (balanceado)
Wow & Flutter ........................................................................ 0,18% (WRMS)
n CD
Freqüência de Amostragem ........................................................... 44,1 kHz
Decodificação ......................................................................... 16 bit linear
Laser ......................................................................... Semicondutor 780 nm
Resposta em freqüência ................................... 20 Hz a 20 kHz, (+1, -2dB)
Wow & Flutter ..................................................... abaixo do limite mensurável
Conversor D/A .................................................................. MASH (1 bit DAC)
Frequência de amostragem (MP3)........................32 kHz, 44.1 kHz, 48 kHz
n CAIXAS ACÚSTICAS
• SB-AK320 (frontal)
Tipo ................................................... BASS REFLEX - 3 vias - 3 alto-falantes
Woofer .................................................................................. 16 cm tipo cone
Tweeter ................................................................................. 6 cm tipo cone
Super Tweeter ............................................................ 2,5 cm - tipo piezo
Impedância (High / Low) ......................................................................... 6Ω
Freqüência de Cross Over ................................................ 2,6 kHz / 10 kHz
Dimensões (L x A x P) ................................................ 241 x 360 x 239 mm
Peso ................................................................................................... 3,8 Kg
(SB-AK320 - Veja o Manual de Serviço na parte final deste manual)
n GERAL
Alimentação ........................................................... CA 127V / 220V, 60 Hz
Consumo..............................................................................................225W
Modo Stand by ...................................................................................... 0,85W
Dimensões(LxAxC).......................................................250 x 330 x 366 mm
Peso.....................................................................................................7,5 kg
Cor........................................................................................................... Prata
As especificações estão sujeitas a alterações sem prévio aviso.
Peso e dimensões são aproximadas.
© 2004 Panasonic da Amazônia S.A.
Divisão CS
Setor de Apoio Técnico
SA-AK320LB-S
17.1. (A) CIRCUITO SERVO DO CD
DIAGRAMA ESQUEMÁTICO - 1
: +B SIGNAL LINE
CIRCUITO DA
LEITURA ÓTICA
C706
10
0.039
12
13
14
15
16
FEN
TEOUT
TEN
VREF
EQ8ST
GND
29
28
27
26
25
24
23
22
21
20
19
18
17
SERVO AMP
C712
0.1
C747
470P
C710
470P
R738
6.8K
R744
39K
R702
4.7K
R705
39K
C749
3900P
34
C711
0.1
LDON
FEOUT (ENV) 3TOUT
30
IC701
AN22004A-NF
C751
0.1
OFTR
GCTL
31
ARF
32
FF+
RFIN
FBAL
/RFDET
11
BDO
10
OFTCONT
9
DCDET
0.1
C705
C707
8
CEA
0.47
C702
7
CAGC
EQSW
6
TBAL
5
E
4
RFOUT
3
F
C742
0.047
32
R706
1K
33
R704
1K
42
40
39
R737
6.8K
R708
0
R707
0
41
28
R729
1.5K
18
19
20
GND
21
22
23
24
25
18K
26
NC
17
IN3
16
RSTIN
15
IN4
14
VREF
C734
10V220
R728
R749
18K
R727
1.5K
C735
0.1
10
9
8
7
/RST
11
NC
12
IN2
13
GND
PC2
IC703
NC
16
CN701
2
D
15
16
C750
0.1
T+
NC
15
1
T-
VCC
14
IN1
13
14
C713
0.1
GND
NC
13
VREF
LPD
LD
11
12
C714
6.3V100
A
VCC
11
12
GND
B
10
4.7K
B
LPD
10
680P
R743
C
9
10K
A
9
RF VOLT 30
0.1K
GND
PVCC2
8
6.3V100
C704
C716
PVCC1
8
C1
0.47
C703
R742
NC
6
7
LASER POWER DRIVE
R750
5.6
LD GND
PGND2
6
7
Q701
B1ADCF000001
29
LD
PGND1
5
NC
4
5
D4-
4
C770
0.1
E
D4+
VR1
LDG 6
3
D1-
7 GND
LD 5
3
Q701
F
D1+
C3
8 LPD
B 4
2
D3-
0.22
9 NC
VCC 3
2
R701
4.7
C701
6.3V33
VCC
D3+
10 A
F 2
1
D2-
11 VREF
1
D2+
0.22
GND 1
CIRCUITO SERVO DO CD
C2
12 E
: CD-DA SIGNAL LINE
6
5
4
3
2
1
R736
10
C752
0.01
R735
100
36
C737 0.1
M
37
C736 0.1
M
C739
0.01
R739
1K
IC703
AN8739SBTE2
35
M702
SP MOTOR
C738
0.047
FOCUS COIL/
TRACKING COIL/
TRAVERSE MOTOR/
SPINDLE MOTOR DRIVE
C715
0.22
38
M701
TRV MOTOR
50
R723
5.6K
R725
560
R731
22K
R715
2.7K
SA-AK320LB-S
DIAGRAMA ESQUEMÁTICO - 2
: +B SIGNAL LINE
: CD SIGNAL LINE
: CD-DA SIGNAL LINE
CIRCUITO SERVO DO CD
R721
100
22
24
16
R717
1K
C725
1000P
C727
50V1
C726
1000P
R718
1K
C728
50V1
C731
6.3V220
C730
0.1
23
LCH OUT
C757
6.3V100
A.GND
RCH OUT
25
C758
0.1
C741
1000P
+3.3V
C740
0.1
C744 C718
0.015 0.082
D.GND
C753
470P
R760
100
C724
0.1
10K
10K
R712
820
10K
C723
6.3V220
12
11
10
+7.5V
R763
R762
R761
0.1
C755
0.1
P.GND
MCLK
MDATA
MLD
NC
BLKCK
40 IREF
39 ARF
NC
38 LDON
37 BDO
34 RFENV
33 TE
SERVO PROCESSOR
DIGITAL SIGNAL PROCESSOR/
DIGITAL FILTER/
D/A CONVERTER
31 FBAL
30 TBAL
29 IOVDD1
REST SW
R753
C780
0.1
10
13
7
20
D3
D2
/CAS
/OE
A9
NC
18
17
16
15
X701
RSXB16M9J02T
D0
D1
DRVDD
R714
220
C721
12P
D0
WE
R720
1M
3 2 1
D1
NEW
NRAS
D2
RAS
D3
A8
A10
CAS
8 7 6 5 4
C746
0.1
A4
A7
A6
A5
A5
A6
A4
A9
A7
A2
A1
A0
19
MON 80
C782
0.1
14
VSS
21
A4
22
A5
23
A7
24
A6
25
A8
26
VSS
A8
A9
A3
20 19 18 17 16 15 14 13 12 11 10 9
C722
12P
IN X1 77
DVSS1 78
DVDD1 79
D2
A10 (NCAS1)
NCAS0
D3
A8
A6
A7
A9
A4
A5
A0
A1
A2
A3
DVSS2
22 SPOUT
21 DVDD2
IC704
C3ABMB000027
NC
NC
A10
6
7
8
VCC
RAS
5
A3
WE
4
A2
D1
3
A0
D0
2
A1
VCC
16M DRAM
1
9
10
11
12
13
S701
REST SW
A3
A2
A1
A0
A10
RAS
WE
D1
D0
1
C781
0.1
C748
0.1
15
51
17
16
15
12
11
10
9
8
TO
MAIN
CIRCUIT
(CN310) ON
SCHEMATIC
DIAGRAM-5
7
6
5
4
3
2
1
CN702
8
TXTCK 74
NTEST 75
OUT X2 76
27 FOP
D2
/RST
DQSY 72
TXTD 73
26 TRM
25 TRP
24 TRVM(PC)
23 TRVP
CAS
MDATA 62
MLD 63
BLKCK 64
SPPOL 70
PMCK 71
28 FOM
D3
STAT
SBCK 67
STAT 68
NRST 69
IC702
MN6627934CH
32 FE
C733
0.1
MCLK 61
PWMSEL 65
SMCK 66
36 NRFDET
35 OFT
C729 0.1
NC
TX
IOVDD2
EXT1
EXT2
EXT0
FLAG
TMOD2
OUTR
DVSS3
DVDD3
AVSS1
AVDD1
AVSS2
OUTL
PLLF
R709
100K
PLLFO
AVDD2
ADPVCC
C717
0.1
DSLF
(DRF)RFSW
41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60
R711
82K
18
LD SW 14
TX
13
C743
9
19
SA-AK320LB-S
17.2. (B) CIRCUITO PRINCIPAL/TUNER
DIAGRAMA ESQUEMÁTICO - 3
: +B SIGNAL LINE
: FM SIGNAL LINE
: AM SIGNAL LINE
: FM/AM SIGNAL LINE
: FM OSC SIGNAL LINE
: AM OSC SIGNAL LINE
CIRCUITO PRINCIPAL/TUNER
R104
1K
TUNER PACK CIRCUIT
5.6P
FM EXT
ANT
0.47U
1000P
CF202
RLFFETWND01M
1
3
2
R105
470
Q101
Q101
1000P
2SC2058SPTA
3
3
Q106
R101
0
R106
470K
C104
1000P
2
100K
180P
FM IF AMP
6
4
4
390
220
100K
Q106
390
C101
0.01
560K
5
KRA102MTA
C102 R103
16V10 270
R121
22K
2SC1675l1l2
2.7K
4.7P
5.6P
680K
8
TUNER 15V
SUPPLY SWITCH
C120
16V10
R143 C138
22K 0.01
2.2P
C139
50V4.7
2.2P
C119
680P
2SC2787FL1TA
R120
47K
4
1
6
R123 C118
68K 0.01
R102
4.7K
C109
1000P
C114
50V3.3
C116
0.033
C136
1000P
2
R146
100K
C115
50V4.7
3
AM ANT COIL
C117
0.01
C141
50V1
C137
3300P
C131
150P
13
AFC
AGC
AM OUT
DET OUT
PILOT IN
MPX IN
PILOT OUT
RCH
LCH
1
2
3
4
5
6
7
IC101
MONO
14
FM/AM
15
STRQ
16
FM DET
17
VCC
18
ST
19
SD
20
GND
21
AM RF IN
R145
100K
22
AM IF IN
OSC
C108
8P
R112
100K
C107
0.047
R118
3.3K
23
REG
R119
3.3K
24
AM MIX OUT
7
FM IF IN
R110
1K
8
9
OSC OUT
AM OSC COIL
Z101
RLA2Z007-T
C144
6800P
R142
6.8K
C142
50V1 R141
6.8K
5
8
9
10
11
12
C143
6800P
IC101
LA1833NMNTLM
FM/AM IF AMP
DET/AM OSC MIX/
FM MPX
C123
50V1
Z102
G2BAE0000003
5
6
C122
50V1
R122
2.7K
4
1
R127
470
3
2
C121
50V0.47
C148
0.01
R124
X102
RLFDFT22DD 33
C106
0.01
R125
470
C126
1
C147
1000P
R126
1K
C127
16V22
R144
120
R111
390
R113
10K
C130
C132
6.3V100 1000P
C125
16V22
C113
1000P
R115
560
C129
6.3V100
C149
0.1
R132
10K
R133
1K
16
15
14
13
12
11
FMIN
AMIN
MONO
IFIN
VSS
17
PD
XOUT
18
AIN
19
AOUT
20
VDD
R116
1K
C112
0.01
IC102
LC72131MDTRM
TGND
PLL FREQUENCY SYNTHESIZER
TO
MAIN
CIRCUIT
(2A) ON
SCHEMATIC
DIAGRAM-8
DI
CL
DO
AM
LW
SDC
STRQ
FM
15V
CE
R152
0
R128
82
R129
27K
C124
100P
XIN
1
2
3
4
5
6
7
8
9
10
DO/ST
SD
+7.5V
470
1K
1K
R138
3.3K
1K
1A
DO/ST
R134
DO/ST
CE
LCH
SD
R136
R135
PLLDA
R130
10K
PLLCLK
RCH
R137
C134
27P
CE
C110
0.01
R117
47K
C111
50V4.7
R114
5.6K
C133
27P
R131
120
R151
82
D101
B0BC5R000009
X103
RSXC7M20S05T
AM EXT
ANT JK101
R107
330
3
390
18P
3.3P
2
100K
AM LOOP ANT
1
7
1.2U
1
2
GND
CF201
RLFFETWND01M
2SC2786M
1
680K
75 OHM
2.2P
2SK544
C103
0.01
PLLDA
DO/ST
PLLCLK
1B
52
TO
MAIN
CIRCUIT
(2B) ON
SCHEMATIC
DIAGRAM-8
SA-AK320LB-S
17.3. (B) CIRCUITO PRINCIPAL
DIAGRAMA ESQUEMÁTICO - 4
: +B SIGNAL LINE
: PLAYBACK SIGNAL LINE
: AUX SIGNAL LINE
: -B SIGNAL LINE
: RECORD SIGNAL LINE
: MAIN SIGNAL LINE
TO
PANEL CIRCUIT
(CP601) ON
SCHEMATIC DIAGRAM-10
CIRCUITO PRINCIPAL
EXP_DAT
EXP_CLK
EXP_DAT
EXP_CLK
DGND
LED9V
FL_CS
FL_RST
FL_RST
FL_DOUT
FL_CS
11 12 13 14 15 16 17
10
SW5V
KEY3
CR02
9
8
FL_CLK
7
SW5V
6
FL_CLK
1
5
SSEQ_LED
4
KEY1
3
D_GND
2
KEY2
CN303
1
LED9V
FL_DOUT
KEY2
KEY1
MTR
REC
/BP1
MOT10V
KEY3
DMT
6 MOGND
MOT+B
7
REC_H
8
+15V
9
RECINR
10
RECINL
11
AFGND
12
PBR
13
/DMT
5
DECK1_H
TO
DECK
CIRCUIT
(CN1001) ON
SCHEMATIC
DIAGRAM-14
SSEQ_LED
2 MOTOR
BP1
3
4 DECK1_H
+15V
REC_R
REC_L
C306
50V1
PBR
PBL
14 PBL
CN304
RCH
+9.0V
C442
0.22
C410
0.22
C443
0.1
R201
10K
L305
J0JBC0000019
AUX
AUXR
C201
680
C202
100P
R202
3.3K
C401
680
C402
100P
R402
3.3K
AUXL
LCH
JK300
LO_L
R395
47K
R343
10K
CHG_CW
CHG_HALF
CHG_HLF
12 CD8V
CHG_CCW
11
CLAMP
10
CD8V
8
7
6
5
4
3
2
1
R239
4.7K
CHG_CCW
OPEN
R344
22K
CHG_AD1
R345
12K
CHG_AD2
CHG_SW1
CD_SW1
PGND
C326
0.47
CD_SW2
LPF FREQ AMP
SWITCH
R236
18K
R237
18K
C230
0.015
C235
50V0.68
R243
3K
LO_R
R238
220K
C231
820P
CHG_SW2
DGND
5V
R348
220
POSITION
R346
22K
BOTTOMSW
R347
12K
SW5V
Q405
CN309
Q205, Q405
R349
1K
R350
10K
Q323
Q324
Q205
KRC102STA
PLUNGER MOTOR
SUPPLY CONTROL SWITCH
Q308
R323
15
D309
B0EAKM000117
CD8V
R244
1.2K
HI_R
D307-D308
B0ACCK000005
C321
0.01
HPF FREQ AMP
SWITCH
C233
8200P
C232
8200P
C234
50V1
R241
12K
R325
10K
R327
1K
D307
Q309
R326
100
D308
R329
330
KTC3875GRTA
R240
4.7K
R242
5.6K
CD3.3V
R324
12
R441
12K
MOT10V
Q324
KTA12710YTA
C434
50V1
R444
1.2K
HI_L
CD MOTOR SUPPLY SWITCH
C432
8200P
R440
4.7K
R442
5.6K
CHG_PLR
PLUNGER
D324
B0ACCK000005
C433
8200P
Q323
C320
10V22
Q310
SW5V
9
Q204
/CD
13
Q204, Q404
KTC3875GRTA
R438
220K
C431
820P
CHG_CW
14
C435
50V0.68
R443
3K
VREF+
R396
47K
R340
10K
TO
CD LOADING
CIRCUIT
(CN1) ON
SCHEMATIC
DIAGRAM-11
C430
0.015
R439
4.7K
-9.0V
R401
10K
R445
220
R436
18K
R437
18K
Q404
Q308
KTA12710YTA
CURRENT CONTROL
SWITCH
R328
2.2K
53
Q309
Q310
KTC3199GRTA
KRA110MTA
VOLTAGE STABILISER
CD3.3V
CD ON/OFF
SUPPLY SWITCH
SA-AK320LB-S
DIAGRAMA ESQUEMÁTICO - 5
: CD SIGNAL LINE
: +B SIGNAL LINE
TO
PANEL CIRCUIT
(CP602) ON
SCHEMATIC DIAGRAM-10
: MAIN SIGNAL LINE
: -B SIGNAL LINE
CIRCUITO DA PLACA PRINCIPAL
CN302
R204
33
R207
33
R205
33
Q203
33
R406
33
R405
33
R407
33
Q403
R431 C428
100K 16V10
C427
16V10
Q202, Q402
Q402
R434
100K
Q202
R234
100K
+9V
HP_L
MIC_GND
HP_GND
+9V
HP_L
Q207
R426
3.3K
R248
4.7
R448
4.7
C421
16V10
C425
100P
C426
47P
1
2
OUT1 -IN1
C440
1000P
3
+IN1
4
GND
R423
2.7K
R424
4.7K
R425
47K
C424
50V1
KTD1304TA
MUTING SWITCH
R255
100K
R455
100K
LHPF
R435
1.5K
Q207, Q407
KTD1304TA
Q407
Q401
AGC CONTROL
R428
2.2K
R256
1.5K
R456
1.5K
R429
12K
KTC3875GRTA
R427
56K
C429
50V1
MIC_GND
HP_R
HP_R
Q401
R430
1K
R433
4.7K
R432
2.2K
R409
560
R209
560
HP_GND
D_GND
SYNC
SYNC
RMT
VREF+
PCONT
DVREF+
MOT10V
DECK_2
/HALF_1
V_JOG_B
V_JOG_A
/MODE_1
/PHOTO2
/PLG2
D401
MA2J72800L
C403
1000P
C203
1000P
OUT1
R403
1 R404
D_GND
RMT
VREF+
SYS6V
SYS6V
DVREF
PCONT
MOT10V
MOT10V
HALF_1
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
DECK_2
MODE_1
9
V_JOG_B
P_GND
P_GND
PLG2
8
-9.0V SYS6V
R203
Q203, Q403
1
KTD1304TA
HEADPHONE MUTING
SWITCH
R208
R408
3.3K
3.3K
R478
4.7K
/PHOTO1
VCUT
R477
100
HP_L
+9.0V
HP_R
R206
33
7
R820
470
/PLG1
C437
0.15
6
5
Q406
C436
0.039
R451
22K
4
V_JOG_A
SWITCH
3
PHOTO2
PLG1
Q406
KTC3875GRTA
2
PHOTO1
1
C313
0.01
C423
100P
C422
0.033
C312
0.01
C223
100P
C222
0.033
IC301
MUTING SWITCH
R235
1.5K
C224
50V1
C240
0.01
VCC OUT2 -IN2
8
7
6
RHPF
C227
16V10
R228
2.2K
C229
50V1
R245
220
+IN2
5
R226
3.3K
R227
56K
R224
4.7K
R225
47K
R229
12K
C226 C225
47P 100P
IC301
R223
2.7K
C221
16V10
C0AABB000117
BP SWITCH
Q321
KRA102STA
+9.0V
LDL
Q319
Q320
CD3.3V
SWITCH
/DMT
SW5V
Q325
C228
16V10
BP1
R231
100K
R233
4.7K
/REC
MUTE_A
-9.0V
KRC102STA
Q201
AGC CONTROL
AUDIO MUTING
CONTROL SWITCH
Q319
R230
1K
REC
Q301
Q301
B1GDCFJJ0023
D201
MA2J72800L
R232
2.2K
Q201
KTC3875GRTA
/BP1
R818
2.2K
DMT
HEADPHONE AMP
R310
56K
MTR
/MTR
C309
10V10
+9.0V
R309
27K
G0C101JA0030
L303
CDR
Q321
CD7.5V
Q318
MCLK
Q322
Q322
MDATA
KRC102STA
MLD
4.7K
Q320,Q325
B1GDCFJJ0023
4.7K
R463
100
10K
10K
10K
DECK MUTING CONTROL SWITCH
9
R361
Q326
KRC12710YTA
AGND
RCH_OUT
CD3.3V
LD_SW
CD_GND
+7.5V
SWITCH
PGND
MLD
8
MCLK
7
MDATA R362
6
R363
5
SWITCH
Q327
C391
10V100
1K
1K
1K
1K
4
BLKCLK R364
3
NC
2
B1GDCFJJ0023
C360
0.1
Q326
NC
R365
STAT
1K
R366
/RESTSW
/RST
1K
RESTSW
1
Q328
R461
1K
C395
R369
R368
SW5V
KRC102STA
C444
470P
CN310
54
Q327
KRC102STA
SWITCH
10 11 12 13 14 15 16 17 18 19
TO
SERVO CIRCUIT
(CN702) ON
SCHEMATIC DIAGRAM-2
R462
1K
OUT2
R380
Q328
Q318
50V10
10K
LCH_OUT
R382
R813
REC:ON/OFF CONTROL
1000P
R814
C398
R812
R450
4.7K
4.7K
CCDSTAT
CD_RST
/CD
SUPPLY CONTROL SWITCH
CBLKCK
SA-AK320LB-S
DIAGRAMA ESQUEMÁTICO - 6
: +B SIGNAL LINE
CIRCUITO PRINCIPAL
Q316
Q312
KTA1267GRTA
KRC102STA
/HALF_1
/MODE_1
/PLG1
/PHOTO_1
/PHOTO_2
/REC
100P
C351
100P
C350
100P
10K
10K
10K
R383
10K
R386
10K
R385
R384
4.7K
10K
C352
83 CHG_HLF
84 CHG_CW
CHG_CCW
CHG_SW1
87 CHG_SW2
88 CHG_PLR
CHG_PLR
CHG_AD2
89 CHG_AD2
90 CHG_AD1
CHG_AD1
MICROPROCESSOR
92 KEY3
93 KEY2
94 KEY1
REG_2
22K
/RESET/EFP_RESET
38
37
36
35
SW_LV1
SW_LV2
NC
NC 31
ASP_CLK
PLLDA
PLLCE
ASP_DAT
PLLCK
SD
ST/DO
BLKCK
SYNC
RMT
VCC
/NMI
VSS
XIN
X_OUT
XC_IN
XC_OUT
10K
SW_LV2
SW_LV1
C324
R808
0.1
47K
R446
22K
ASP_CLK
ASP_DAT
PLLCE
PLLDA
SD
PLLCLK/
SYNC
DO/ST
RMT
BLKCK
VCC
C389
6.3V100
D312
B0ACCE000003
R817
680
C323
0.1
Q315
D314
MA2J72900L
C396
50V2.2
VREF+
C325
100P
R807
680
C392
50V1
R809
47K
D310
B0ACCK000005
C366
330P
SYS6V
C397
10V1000P
L304
RLQB3R3KT-1Y
XIN
X_OUT
22K
R803
XC_OUT
R802
EE_DAT
330P
VREF+
C364
EE_CS
0.022
EE_CLK
C363
EE_CS
MUTE_A
MUTE_H
L304
XC_IN
100P
MBP2
100P
R332
100
RDS_CLK
C329
C328
MBP1
100P
RDS_DAT
C330
LM_R
100P
LM_L
100P
EE_CLK
NC 32
R394
10K
C331
EE_DAT
7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
R312
100K
C332
44
43
NC 34
NC 33
R400
5 6
BYTE
2 3 4
NC
LM_L
LM_R
1
MBP2
560P
C381 560P
C383 560P
C384 560P
C385 560P
C380
100 DEMO SELECTOR
RDS_DAT
RDS_CLK
MBP1
97 REG_1
98 VREF
99 AVCC
PCONT
45
NC
NC
NC
NC
CNVSS/EFP_CNVSS
REG_1
/DCDET
MUTE_H 39
95 REG_2
96 AVSS
VREF+
VCC
R337
1K
47
46
EE_CLK 42
EE_CS/EFP_/EPM 41
MUTE_A 40
IC305
C2CBJF000014
91 DECK2
100
100
100
SP_C 50
SP_B 49
SP_A 48
DCDET
PCONT/EFP_/CE
NC
NC
EE_DAT
85 CHG_CCW
86 CHG_SW1
CHG_SW2
HALF_1
NC
PHOTO_2
MODE_1
PLG2
PLG1
PHOTO_1
MTR
REC
NC
DECK1_H
NC
VCC
DMT
VSS
BP1
EX1_CLK
V_JOG_A
V_JOG_B
EX1_DAT
FL_DOUT
FL_CS
FL_RESET
/CD
FL_CLK
CD_RST
MDATA
MLD
81 MCLK
82 /RESTSW
RESTSW
CHG_HLF
CHG_CW
SSEQ_LED
MCLK
STATUS
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
Q317
KTA1267GRTA
DECK SUPPLY SWITCH
DECK2
KEY3 R884
KEY2 R885
KEY1 R886
R389
R816
470K
R391
R390
C354
100P
R815
470K
D313
B0ACCE000003
/MTR
/PLG2
VCC
DECK1_H
10K DMT
R392
V_JOG_A
FL_CS
FL_RST
EXP_DAT
EXP_CLK
V_JOG_B
10K BP1
C353
100P
Q317
R367
10K
Q316
/CD
FL_CLK
FL_DOUT
R805
4.7K
R393
R338
1K
MLD
CDSTAT
CD_RST
SSEQ_LED
Q312
MDATA
VREF+
DVREF+
PCONT SWITCH
PCONT
SYS6V
SWITCH
C387
68P
R806
4.7K
Q315
X303
H2A100500006
C388
68P
R804
330K
R801
10M X301
H0A327200073
C361
15P
C362
18P
55
KRC103MTA
R810
4.7K
Q313
C369
56P
R811
4.7K
C374
56P
Q314
C359
1000P
C357
1000P
POWER RESET
CONTROL
SWITCH
Q313,Q314
KTC3875GRTA
SWITCH
/DCDET
SA-AK320LB-S
DIAGRAMA ESQUEMÁTICO - 7
: +B SIGNAL LINE
: -B SIGNAL LINE
TO FAN UNIT
CIRCUITO PRINCIPAL
CN305
R358
10K
R359
4.7K
R360
10K
1
DCDET
REG_2
VREF+
LM_RIN
+9V
LM_LIN
REG_1
SW5V
VREF+
RESTSW
CDSTAT
CCDSTAT
R355
4.7K
CBLKCK
BLKCK
2
R353
8.2K
C339
0.01
R352
1K
R356
10K
R314
4.7K
Q302
Q303
R313
4.7K
Q302
R399
10K
R320
0
R318
0
Q303
KRC101STA
INTERFACE DRIVER
C338
0.01
KTC3875GRTA
Q375
R351
220
C375
16V330
SWITCH
D377
B0ACCK00005
Q375
B1ABCF000011
SWITCH
Q374
R379
100K
R378
D376
B0ACCK00005
C378
100
16V10
D375
33K
C497
16V10
R268
1K
Q373
0.01
C377
10K
R375
R468
1K
Q372
D371
B0BC01000014
100K
D404
B0ADCC000002
R469
82K
0.01
R475
100
50V1
C376
100K
C451
R374
C297
16V10
D374
B0EAKM000117
C298
16V33
Q409
R269
82K
D204
B0ADCC000002
R471
330K
50V1
R476
R276
50V1
R452
C251
R275
100
R472
D405
2.7K
MA2J72800L C452
R453
1K
C450
50V0.022
33K
100K
50V1
Q209
R252
C250
50V0.022
R253
1K
R271
330K
R376
220K
R272
D205
2.7K
MA2J72800L C252
22
C373
50V10P
B0ACCK00005
R377
C372
16V220
D370
B0ACCK000005
3.3K
R373
Q209,Q409
SW5V
-9V
KTC3875GRTA
SWITCH
4.7K
R372
Q371
C371
0.01
R381
2.2M
R371
4.7K
Q370
R398
10K
C370
0.01
R370
100K
FAN
Q371,Q373
2SD0592ARA
LOW FREQUENCY AMPLIFIER
Q370,Q372,Q374
SWITCH
LM_L
LM_R
B1ADCF000001
56
SA-AK320LB-S
DIAGRAMA ESQUEMÁTICO - 8
: +B SIGNAL LINE
: AUX SIGNAL LINE
: MAIN SIGNAL LINE
: -B SIGNAL LINE
: CD SIGNAL LINE
: PLAYBACK SIGNAL LINE
: FM/AM SIGNAL LINE
: RECORD SIGNAL LINE
CIRCUITO PRINCIPAL
D301
B0BC7R500001
C303
1000P
C302
0.01
C404
220P
R214
1K
R414
1K
R210
82
R415
47K
R215
47K
C204
220P
C205
220P
TGND
+15V
+15V
R417
47K
C405
220P
R211
5.6K
REC_R
REC_L
PBR
PBL
CDR
CDL
R411
5.6K
R416
100K
R410
82
AUXL
DO/ST
R302
SD
10K
DO/ST
SD
+7.5V
+9.0V
R217
47K
DVREF+
TO
TUNER/MAIN
CIRCUIT
(1A) ON
SCHEMATIC
DIAGRAM-3
R303
27
2A
R454
4.7K
R216
100K
R212
1K
R279
8.2K
RCH
LM_RIN
R301
4.7K
TO
TUNER/MAIN
CIRCUIT
(1B) ON
SCHEMATIC
DIAGRAM-3
CE
LCH
PLLDA
R412
1K
R479
8.2K
LM_LIN
DO/ST
PLLCLK
R213
47K
2B
R413
47K
PLLCE
R354
100
PLLDA
PLLCLK/
6.3V100
C310
C311
6.3V100
C406
16V10
C407
16V10
C408
16V10
C409
16V10
1 REF IN
2 REF OUT
SUR2 41
3 IN A1
IN A2 40
4 IN B1
IN B2 39
IN C2 38
5 1N C1
6 IN D1
IN D2 37
7 VCUT
MIC IN 36
16V10
8 REC1
16V10
C413
R419
1.5K
R420
3K
R305
6.8K
C206
16V10
C207
16V10
C208
16V10
C209
16V10
+9.0V
FAN
DCDET
50V0.47
C415
0.22
C416
11 TBO1
TBI2 33
IC300
12 TMI1
IC300
TBO2 32
16V10
C1BB00000747
16V10
MUTE_H
R819 MUTE_H
+15V
2.2K
+15V
HI_L
HIGH_LIN
HI_R
HIGH_RIN
LO_L
LOW_LIN
LO_R
LOW_RIN
14 TT1
15 TOUT1
A_GND
C213
C214
50V0.47
R219
1.5K
50V0.47
AGND
TMI2 31
0.22
C417 1500P
C418
FAN
DC_DET
AUXR
16V10
C211
9 A_VOLIN1 A_VOLIN2 34
50V0.47
10 TBI1
C414
D304
REC2 35
13 TMO1
TMO2 30
TT2 29
TOUT2 28
C215
0.22
C216
C217
R220
3K
0.22
3
4
TO
POWER
CIRCUIT
(CN500) ON
SCHEMATIC
DIAGRAM-12
5
6
7
8
9
10
11
T GND 12
D303
1500P
C218
1
2
D305
CN300
16V10
P_GND
CD7.5V
1
AUDIO SOUND PROCESSOR
16 B_VOLIN1
C419 0.47
0.47
680
C305
16V220
C336
R421
56K
BVOLIN2 27
17 BB_A1
BB_A2 26
18 BB_B1
BB_B2 25
19 OUT1
OUT2 24
20 VCC
GND 23
21 DATA
D_GND
C219
0.47
C220
0.47
D306
D302
R222
R221 680
56K
CD8V
LED9V
LED9V
MOT10V
ASP_DAT
+9V
+9V
-9V
-9V
REF
+9.0V
SW5V
57
TO
POWER
CIRCUIT
(CN501) ON
SCHEMATIC
DIAGRAM-12
5
7
ASP_CLK
MOT10V
C307
120P
3
6
R307
2.2K
CLOCK 22
0.1
UP GND
2
4
CD8V
R308
1.2K
C308
120P
REF
R422
50V1
C304
C212
C411
C420
SUR1 42
OUT2
C412
OUT1
REF
VCUT
D301
SW5V
D302
B0ACCK000005
D303-D305
B0ADCJ000020
D306
B0EAKM000117
8
9
10
11
12
CN301
SA-AK320LB-S
17.4. (C) CIRCUITO DO PAINEL & (D) CIRCUITO DAS CHAVES DE TOQUE
DIAGRAMA ESQUEMÁTICO - 9
: MAIN SIGNAL LINE
: +B SIGNAL LINE
: -B SIGNAL LINE
CIRCUITO DO PAINEL
TACT SWITCH CIRCUIT
4.7K
S910
10K
R909
DISPLAY
D600
SLI325URCT31
S909
DECK1 OPEN
R908
KEY1
S908
JOG VOL
VREF
AUX
R907
1K
R601
S601
VR600
EVEKE2F3524M
R635
OPEN/CLOSE
D929
SLI325URCT31
10K
CD1
4.7K
R634
S612
6.8K
POWER
10K
R600
SYS6V
S907
KEY3
COM
2
B
3
R912
47K
R903
2.2K
9
4 NC
V_JOG_B
5
VREF+
6
V_JOG_A_1
7
GND2_1
8
K2_1
9
10
10
11
11
4
5
VREF
6
VJOG_A
B1GACFGG0004
7
DGND
LED DRIVE
8
KEY2
22K
KEY1
S615
S903
S614
CD
PRESET
R613
1K
1K
R902
REC
R614
1.2K
S902
S613
SSEQ
TUNER
R901
2 NC
SSEQ_LED
3
S904
R612
1K
1K
R605
10K
R609
2
VJOG_B
Q614
R610
1
S616
DECK 1/2
R615
1.8K
FF
LED9V
1
3
GND2_2
6.8K
R608
LED9V
Q614
4.7K
R607
2.7K
R606
SSEQ_LED
2.2K
R905
R913
47K
S905
STOP
1.8K
C901
100P
R904
C902
100P
CD5
S606
S906
DECK2 OPEN
R975
1.8K
CD4
S605
A
1
1.2K
100
R979
1.2K
1.8K
R604
CD3
S604
R603
CD2
S603
2.7K
R906
1K
R602
TAPE
S602
S901
R924
10K
REW
CP900
CN900
4
L609
L602
C621
0.022
Q619
HPR
PLG2
Q618,Q619
C620
0.022
KRC103MTA
Q618
PLUNGER:ON/OFF SWITCH
7
C919
100P
1
JK601
R988
10K
C918
100P
C921
100P
L602,L603
RLQZP101KT-Y
C920
100P
L609
RLQZP100KT-Y
R918
47
PHOTO_1
PHOTO_2
Q616
Z600
B3RAB0000025
10K
47
Q611
R919
MOT10V
R698
1K
10K
R916
R911
100K
100K
R701
22K
Q617
Q615
PLUNGER SUPPLY
SWITCH
56K
R688
2.7
R700
2.7
KTA12710YTA
56K
R689
22K
R699
1K
Q615,Q617
Q610
R914
R917
Vdd G O
3 2 1
SW5V
R921
10K
RMT
R922
10K
SWITCH
PHOTO:ON/OFF
R691
MODE_1
HALF_1
DECK2
Q610,Q611,Q612,Q616
KTC3199GRTA
VREF
C922
100P
C923
100P
C678
0.01
C924
100P
C675
0.1
DVREF
4
5
8
9
10
9
6
5
PGND
PPHOTO_1
7
DECK2
HALF_1
8
PPHOTO_2
VREF_GND
MODE_1
7
DGND
6
STGND
SYS6V
FL1
3
SYNC
2
PCONT
1
L610
RLQB100KT-1Y
SYS6V
F2
L610
47
-VP
1000P
FL2
C638
0.01
-VP
C637
6.3V47
R915
Q612
REMOTE SENSOR
C639
R920
4
3
PL1
6
R989
10K PLG1
HPL
L603
2
PL2
2
3
DVREF
HEADPHONE
5
1
CP600
H600/
W600
TO
TRANSFORMER CIRCUIT
(CN951) ON
SCHEMATIC DIAGRAM-11
58
TO
MECHANISM CIRCUIT
(CN971) ON
SCHEMATIC DIAGRAM-14
SA-AK320LB-S
DIAGRAMA ESQUEMÁTICO - 10
: +B SIGNAL LINE
: -B SIGNAL LINE
: MAIN SIGNAL LINE
CIRCUITO DA PLACA DO PAINEL
FL1
1
MIC
2
C642
35V22
R692
47
3
4
GRID14
GRID13
FL2
JK600
2
5
4
C659
0.022
0.01
R690
330K
19
120K
R661
120K
21
22
23
Q606
MIC AMP
C666
24
1000P
C667
25
26
SW5V
50V1
100
18
Q661
Q662
20
GRID3
C668
R695
14
15
16
R643
8.2K
R644
330K
Q606
27
28
29
10V100
R694
3.3K
8.2K
R696
VR602
13
17
Q663
R663
C665
4.7K
11
12
Q607
MIC AMP
100P
R697
GRID6
120K
C663
50V1
-VP_1
10
GRID4
Q607
C664
1000P
GRID8
GRID7
GRID5
C661
50V0.33
C662
0.047
R642
47
7
8
9
GRID9
-VP
RLQB101KT-1Y
GRID1
560
C660
C640
50V3.3
L601
L606
10U
6
GRID12
GRID11
GRID10
-VP_1
L607
10U
R640
R693
47
D613
R662
3
GRID2
6
7
SW5V
1
5
30
31
35
36
37
Q621, Q626
SWITCH
N.C.
T4
N.C.
T5
T8
T7
T6
T9
T10
T11
T12
T13
N.C.
N.C.
38 37 36 35 34 33 32 31 30 29 28 27 26 25
FL600
33
34
GRID5
GRID7
GRID6
GRID8
GRID10
GRID9
GRID11
GRID12
GRID14
+9V
MIC
MICSW
GRID13
32
C676
50V1
38
39
-VP_1
470
220
S12 17
S11 16
S10 15
8 9 10 11 12 13 14
44
SEG1
SEG1
SEG2
Q621
45
46
SEG3
SEG4
SW5V
47
SEG5
48
R621
120K
SEG6
49
50
SEG2
SEG3
SEG4
SEG5
SEG6
51
52
53
54
Q626
SEG7
SEG8
S6
S7
SEG9
SEG10
SEG13
SEG14
43
GRID1
N.C.
N.C.
S5
7
S8
S9
S4
5 6
SEG12
SEG11
4
L600
C682
IC603 - XOR GATE
3
2
25V47
100P
4
1
42
GRID2
55
SW5V
56
57
58
C674
3
S2
S3
48 VDO
IC603
2
S13 18
46 XT
47 XTB
100P
100P
C673
FL DRIVER
45 VSS
C672
C671
100P
0.047
C903
100P
5
C669
1
S14 19
40
41
IC NP NP F1 F1 F1
R976
220
FL_CLK
IC602
44 SI
R702
12K
T0 21
S15 20
S1
R655
T2 23
T1 22
S0
FL_DOUT
40 N.C.
41 RSTB
42 CSB
43 SCK
470
N.C.
N.C.
R651
T3 24
SEG16
SEG15
R650
FL_RESET
FL_CS
39 VFOP
C681
100P
GRID4
GRID3
-VP_1
R625
120K
59
60
SEG7
Q636
61
SEG8
62
SEG9
63
SEG10
64
SEG11
D620
65
SEG12
66
SEG13
67
SEG14
68
SEG15
69
R636
70
120K
71
72
4
7
9
10 11 12 13 14 15 16 17
3
4
5
6
7
8
9
73
PHOTO_1
PLG1
PLG2
PHOTO_2
PGND
74
VJOG_A
VJOG_B
MODE_1
HALF_1
DECK2
MOT10V
DVREF
PCONT
SYS6V
RMT
VREF
F2
SYNC
GND2
HPR
D_GND
-VP_1
2
HP_GND
+9V
+9V
1
HPL
MIC
MIC
LED9V
EX1_DAT
EX1_CLK
GND_FL
FL_RESET
FL_CS
FL_DOUT
SW5V
8
FL_CLK
6
KEY3
5
SSEQ_LED
GND_KEY
FL2
3
KEY2
2
KEY1
1
FL1
-VP
SW5V
C641
35V22
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
CP601
CP602
TO
MAIN CIRCUIT
(CN303) ON
SCHEMATIC
DIAGRAM-4
TO
MAIN CIRCUIT
(CN302) ON
SCHEMATIC
DIAGRAM-5
59
SA-AK320LB-S
17.5. (E) CIRCUITO TRANSFORMADOR, (F) CIRCUITO DE DETECÇÃO DO CD, (G) CIRCUITO
DE POSIÇÃO DA BANDEJA & (H) CIRCUITO DE CARREGAMENTO DO CD
DIAGRAMA ESQUEM[ATICO - 11
: +B SIGNAL LINE
: -B SIGNAL LINE
CIRCUITO DO TRANSFORMADOR
IC1
C0GAM0000005
8
7
6
C2
0.01
M
M
3
1
100K
Q1
L
PLUNGER
W2
W2
2
D2
B0BA4R600003
CIRCUITO DE
DETECÇÃO DO CD
SW4
CD
4
C1
50V5.6P
R1
RM1
5
VREF
9
NC
VS
VCC
10
NC
MOTOR DRIVE
BOTTOMSW
3
3
2
2
1
1
POSITION
PSLED
D_GND
SW2
SW2
PUSH
SW1
D1
GP1S94
P_GND
SW1
PUSH
OPEN
SW3
OPEN
D1
CLAMP
4
4
CCW
3
3
DRIVEPOWER
2
2
1
1
SW5 LOAD
CIRCUITO DA
POSIÇÃO DA
BADEJA
Q1
B1AGACFGG0004
POWER SUPPLY
CONTROL
W1
CIRCUITO
DE CARREGAMENTO DO CD
60
HALF
CW
1
2
3
4
5
6
TO
MAIN CIRCUIT
(CN309) ON
SCHEMATIC
DIAGRAM-4
7
8
9
10
11
12
13
14
CN1
SA-AK320LB-S
17.6. CIRCUITO DE POTÊNCIAS
DIAGRAMA ESQUEMÁTICO - 12
: -B SIGNAL LINE
: +B SIGNAL LINE
: MAIN SIGNAL LINE
CIRCUITO DO POWER
IC501
-VD
+VD
-IN 2 1
-IN 2 2
IN GND
-IN 1 1
-IN 1 2
OUT GND
-VCCM
OUT 1 2
AC DET
OUT 1 1
OUT 2 2
-VCC 1
+VCC 1
OUT 2 1
+VCC 2
-VCC 2
IC501
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
RSN315H42B-P
POWER HIC
R453
10
L401
0.7U
C501
0.01
R501
10K
D514
B0AACK000004
C242
2200P
C538
50V2.2
R553
220K
R252
100K
L201
0.7U
R452
220K
R555
22K
R557
22K
R250
68K
R253
10
R254
10
C243
39P
L202
0.7U
C443
39P
L402
0.7U
C245
0.047
C246
0.047
C445
0.047
R256
10
C446
0.047
R456
10
R451
56K
C244
0.047
R245
3.3K
C503
1000P
Q512
JK952
Q513
R506
100K
C502
16V330
Q512-Q513
R503
12K
R502
22K
R447
3.3K
A_GND
3.3K
R247
Q501
HI_R
KTC2026
Q514
10V VOLTAGE REGULATOR
D513
B0AACK000004
Q502
LO_L
KTA1046
LO_R
VOLTAGE SUPPLY SWITCH
10
Q514
15K
9
R445
3.3K
15K
8
B1AAGC000007
KTA1267GRTA
CURRENT CONTROL SWITCH
R248
R448
R246
R446
12 T GND
Q505
HEADPHONE
MUTING SWITCH
11
CN500
2
DC DETECT SWITCH
15K
7
LOW
CHANNEL
- R SPEAKER
1 - L
C247
0.047
B1AAGC000007
15K
6
VCC+
R508
330
R509
330
R507
330
VCC-
B1AAKD000009
KTC2026
R505
47K
R504
47K
Q501
R510
2.7K
Q504
CURRENT STABILISER
SWITCH
P_GND
2 D_GND
11
12
C506
0.01
8
9
H950/
W950
C505
16V100
R516
15
R515
27
C513
25V10
-9V
C510
25V100
R523
470
C514
0.01
SW 5V
CN501
D508
B0BA5R600016
R532
150
D505
1T3T
D504
B0AACK000004
Q504
R517
8.2
C511
0.01
D508
D507
1T3T
R528
10K
R529
330
1/2W
E500
Q506
R530
1.2K
Q507
D506
1T3T
61
C530
0.18
R527
2.2
Q508
+9V
R518
8.2
R525
2.2
MOT10V
R522
3.3K
R519
8.2
R520
8.2
R526
2.2
C509
0.01
LED 9V
R531
2.2K
9
R521
8.2
Q503
7
10
7
TO
TRANSFORMER
CIRCUIT
(CN950) ON
SCHEMATIC
DIAGRAM-11
R524
2.2
CD8V
6
8
Q502
D503
B0BA01400041
5
KRA110MTA
CURRENT LIMITING SWITCH
10V VOLTAGE REGUALTOR (SHORT CIRCUIT PROTECTION)
R514
3.3K
Q505
Q506
Q507
KTC3199GRTA
4
TO
MAIN
CIRCUIT
(CN301) ON
SCHEMATIC
DIAGRAM-8
C507
16V10
C508
16V10
R513
3.3K
KTA1046
D501
C504
B0BA9R600002 0.01
R512
2.7K
FP533
400
R511
560
5
6
ACIN
SUB B
C_GND
15V VOLTAGE REGULATOR
5V VOLTAGE REGUALTOR
C540
63V2200
Q503
C520
63V2200
Q508
UP GND
3
4
AC GND
3
1
2
D502
B0BA01500003
1
+R
C441
39P
R249
68K
1 FAN
DC_DET
2
MUTE_H
3
HI_L
JK951
C447
0.047
R255
10
R455
10
R251
150K
R449
68K
+15V
4
HIGH
CHANNEL
- L SPEAKER
- R
3 +L
C444
0.047
R454
10
R450
68K
C440
2200P
5
+R
3
4
C241
39P
4
+L
2
R554
10K
R556
10K
C442
2200P
C240
2200P
TO
MAIN
CIRCUIT
(CN300) ON
SCHEMATIC
DIAGRAM-8
1
C512
25V33
D509
B0BA9R600002
SA-AK320LB-S
17.7. (J) CIRCUITO DO DECK
DIAGRAMA ESQUEMÁTICO -13
: +B SIGNAL LINE
: PLAYBACK SIGNAL LINE
: RECORD SIGNAL LINE
CIRCUIO DO DECK
P.B EQ/REC AMP/
ALC/TPS AMP
C1043
50V4.7
R1029
4.7M
CRO/NOR
RIPPLE
FILTER
OUTPUT
GND
8
9
10
11
12
C1045
10V22
C1041
16V10
R1030
100
C1039
220P
VCC
HI/LO
AB SW
ALC T
7
R1019
3.9K
4
C1056
16V10
REC OUT
6
C1035
50V3.3
C1031
10V100
CS1002
13
5
4
C1033
0.018
R1010
18K
14
REC/PB SW
PB AMP
NF
PB AMP
EQ
3
R1035
10K
11
R1001
1
IC1004
IC1004
2
CTRL1
12
1
R1031
27K
C1022
1000P
C1042
16V22
R1028
8.2K
C1021
470P
3
R1040
0
R1032
10K
15
REC IN
16
REC OUT
17
REC IN
18
PB AMP
OUTPUT
PB AMP
NF
PB AMP
EQ
TAPE A
INPUT
19
R1016
47
5
20
GND
5
21
CTRL2
4
C1023
1000P
3
4
2
SW
ERASE
HEAD
2
3
1
VCC
R
C1058
1000P
10
TAPE B
INPUT
5
L
22
IC1001
C1019
1000P
1
23
TAPE A
INPUT
R1009
18K
24
TAPE B
INPUT
C1020
470P
2
C1040
16V10
C1012
1000P
R1017
8.2K
1
C1046
10V220
C1036
0.033
5
CS1001
C1015
1000P
RECORD/PLAY
HEAD
R1090
220
ALC LOW
CUT
5
R
4
C1030
10V100
R1018
3.9K
4
C1032
0.018
IC1001
AN7348S-E1
L
AB SW T
3
R1039
15K
C1044
10V33
PB AMP
OUTPUT
2
3
C1034
50V3.3
R1015
47
C1037
50V3.3
2
R
C1027
1000P
L
PLAYBACK
HEAD
C1057
1000P
1
R1022
10K
1
R1038
4.7K
R1055
2.2K
C1038
220P
3
4
5
C1AA00000612
R/P SELECT
C1002
2.2
R1026
1K
C1006
50V1
L1001
G0C470JA0030
L1002
7L1A62N
C1007
4700P
6
3
5
2
4
1
Q1004-Q1005
B1AAGC000007
R1014
4.7K
C1014
1000P
Q1004
R1012
4.7K
Q1005
C1018
0.01
R1013
4.7K
C1011
0.047
Q1003
R1007
4.7
R1004
1.5K
C1010
25V100
C1001
0.01
R1003
10K
C1009
10V47
BIAS OSCILLATOR
C1003
1500P
Q1001
R1005
4.7K
C1013
1000P
C1016
2200P
C1017
2200P
R1006
1K
D1003
B0ACCK000005
D1004
B0BC3R700004
Q1007
R1011
10K
Q1001
Q1003
KTC3875GRTA
B1AAGC000007
SWITCHING
(BEAT PROOF)
C1008
50V1
C1026
6.3V47
Q1007
KTC3875GRTA
SWITCHING
(RECH)
BIAS OSC CONTROL
62
SA-AK320LB-S
17.7. (J) CIRCUITO DO DECK & CIRCUITO DO MECANISMO
DIAGRAMA ESQUEMÁTICO - 14
: PLAYBACK SIGNAL LINE
: +B SIGNAL LINE
TO
MAIN CIRCUIT (CN304) ON
SCHEMATIC DIAGRAM-4
: RECORD SIGNAL LINE
CIRCUITO DO DECK
5
4
3
BP1
50V3.3
2
1
MOTOR
6
DMT
7
DECK1_H
8
MO+B
+B
9
REC_H
RECINR
AFGND
11 10
RECINL
PBR
PBL
C1054
13 12
MO GND
CN1001
14
Q1017
KTD1146YTA
MOTOR SWITCH
C1064
50V3.3
R1091
2.2K
R1095
100K
R1094
1K
Q1020
Q1020-Q1021
KTD1304TA
MUTING SWITCH
R1084
2.2K
R1056
220
R1058
2.7K
R1051
220
C1049
1000P
Q1021
+
R1053
680
Q1014
1
Q1017
1
2
M
2
W1002
R1054
680
R1047
1K
Q1012
C1053
16V220
R1050
1M
R1045
100K
C1052
50V1
R1048
1K
Q1013
Q1015
C1047
50V1
R1046
100K
C1050
1000P
Q1014-Q1015
Q1012-Q1013
R1087
47K
R1052
220
R1085
47K
Q1016
R1061
0
B1ABCF000011
KTD1304TA
BUFFER AMP
MUTING
C1055
50V0.1
R1059
10K
Q1016
B1GDCFJJ0023
DECK MUTING SWITCH
MECHANISM CIRCUIT
IC971
CNB13030R2AU
D971
MA2C16500E
MODE
R972
820
RECINH_F
HALF
MODE
PHOTO INTERRUPTER
R973
39K
D1_CRO2
PL970
PL
GND
S975
S971
S972
PHOTO_T
HALF
STBY_5V
3
2
1
STBY
_5V
RECINH
_R
4
AD_OUT
5
MODE
6
RECINH
_F
7
HALF
VREF_GND
PHOTO_S
VREF
_GND
PL2
Z971
RGSD12A1445T
PL1
STBY_5V
PL_GND
AD_OUT
PHOTO_PB
D951
MA2C16500E
IC951
CNB13030R2AU
PHOTO INTERRUPTER
MODE
PHOTO_RP
D1_CRO2
HALF_PB
1
2
3
TO
PANEL
CIRCUIT
(CP600) ON
SCHEMATIC
DIAGRAM-9
4
5
6
7
8
R952
820
PL971
R953
39K
S952
PL
GND
HALF
9
MODE_PB
10
CN971
STBY_5V
VREF_GND
63
VREF_GND
PHOTO_T
HALF
MODE
R1086
2.2K
R1097
10K
C1048
50V1
R1093
1K
R1096
100K
R1060
390
R1057
2.2K
C1051
50V1
R1049
1M
R1092
2.2K
S951
R1098
10K