Panasonic sa ak321 Diagram
TO
DECK
CIRCUIT
(CN1001) ON
SCHEMATIC
DIAGRAM-14
AUX
TO
CD LOADING
CIRCUIT
(CN1) ON
SCHEMATIC
DIAGRAM-11
SCHEMATIC DIAGRAM - 4
: +B SIGNAL LINE
: -B SIGNAL LINE
MAIN CIRCUIT
CR02
1
MOTOR
2
BP1
3
DECK1_H
4
DMT
5
MOGND
6
MOT+B
7
REC_H
8
+15V
9
RECINR
10
RECINL
11
AFGND
12
PBR
13
PBL
14
CN304
C442
C410
0.22
RCH
LCH
JK300
CN309
CHG_CW
14
CHG_HALF
13
CD8V
12
CHG_CCW
11
CLAMP
10
OPEN
9
CD_SW1
8
PGND
7
CD_SW2
6
DGND
5
5V
4
POSITION
3
BOTTOMSW
2
PLUNGER
1
0.22
L305
J0JBC0000019
B0ACCK000005
Q308
D307
D308
D307-D308
B0ACCK000005
R329
R201
10K
C201
680P
C401
680P
R401
10K
R344 22K
R345 12K
C326
0.47
R348 220
R346 22K
R347 12K
D324
Q324
KTA12710YTA
CD MOTOR SUPPLY SWITCH
C321
0.01
Q309
C320
R328
10V22
330
2.2K
Q324
R324
R325
10K
R327
1K
C202
100P
C402
100P
12
R326
100
R340
10K
R350
10K
: PLAYBACK SIGNAL LINE
: RECORD SIGNAL LINE
C306
50V1
C443
0.1
R202
3.3K
R402
3.3K
R343
R395
R396
47K
47K
10K
CHG_CW
CHG_HLF
CHG_CCW
CHG_AD1
CHG_AD2
CHG_SW1
CHG_SW2
Q323
CHG_PLR
R349
1K
Q323
B1GBCFJJ0039
PLUNGER MOTOR
SUPPLY CONTROL SWITCH
D309
R323
B0EAKM000117
15
Q310
MOT10V
REC
+15V
REC_R
REC_L
PBR
PBL
AUXR
AUXL
VREF+
CD8V
SW5V
MOT10V
CD3.3V
CD8V
+9.0V
-9.0V
LO_L
LO_R
HI_L
HI_R
: AUX SIGNAL LINE
: MAIN SIGNAL LINE
/BP1
/DMT
DECK1_H
MTR
Q404
R439
4.7K
R443
3K
C435
50V0.68
Q204
R239
4.7K
R243
3K
C235
50V0.68
Q405
R442
5.6K
R444
1.2K
C434
50V1
Q205
R242
5.6K
R244
1.2K
/CD
SW5V
C234
50V1
Q308
KTA12710YTA
CURRENT CONTROL
SWITCH
TO
PANEL CIRCUIT
(CP601) ON
SCHEMATIC DIAGRAM-10
8
7654321
KEY3KEY3
KEY1KEY1
KEY2KEY2
D_GND
R437
18K
C430
0.015
R438
220K
C431
820P
R237
18K
C230
0.015
R238
220K
C231
820P
C433
8200P
R440
4.7K
R441
KTC3875GRTA
12K
C233
8200P
R240
4.7K
R241
12K
KTC3199GRTA
VOLTAGE STABILISER
SSEQ_LED
SW5V
SSEQ_LED
R436
18K
KTC3875GRTA
R236
18K
C432
8200P
Q205, Q405
HPF FREQ AMP
SWITCH
C232
8200P
Q309
CD3.3V
9
10
SW5V
FL_CLKFL_CLK
FL_DOUTFL_DOUT
Q204, Q404
LPF FREQ AMP
SWITCH
161514131211
DGND
FL_CSFL_CS
FL_RSTFL_RST
EXP_DAT
EXP_DAT
Q310
B1GCCFGA0005
CD ON/OFF
SUPPLY SWITCH
17
LED9VLED9V
EXP_CLK
EXP_CLK
R445
220
CN303
SCHEMATIC DIAGRAM - 5
MAIN CIRCUIT
R203
Q203, Q403
HP_R
R204
33
R205
33
C203
1000P
Q202, Q402
C309
10V10
R450 4.7K
1
KTD1304TA
HEADPHONE MUTING
SWITCH
R208
3.3K
Q203 Q403
R209
560
R245
220
R310
56K
Q301
B1GDCFJJ0023
AUDIO MUTING
CONTROL SWITCH
L303
C398 1000P
R382 10K
R380 10K
R369 10K
R368 10K
C429
50V1
R435
1.5K
R235
1.5K
C229
50V1
G0C101JA0030
1K
R366
R206
33
R207
33
LHPF
KTD1304TA
MUTING SWITCH
RHPF
R309
27K
LDL
CD3.3V
CDR
CD7.5V
MCLK
MDATA
MLD
CBLKCK
CCDSTAT
CD_RST
RESTSW
-9.0V
: +B SIGNAL LINE
: -B SIGNAL LINE
R451
22K
C437
0.15
+9.0V
R403
1
HP_L
R404
R409
560
R405
R408
3.3K
Q402
Q202
R818
2.2K
Q301
1K
1K
R365
R364
VCUT
33
33
R228
2.2K
MUTE_A
R812 4.7K
1K
R363
C436
0.039
R406
33
R407
33
C403
1000P
R428
2.2K
R434
100K
R234
100K
R813 4.7K
1K
: CD SIGNAL LINE
Q406
KTC3875GRTA
SWITCH
Q406
R477
R478
100
4.7K
C427
16V10
C440
1000P
C240
1000P
C227
16V10
IC301
C0AABB000117
HEADPHONE AMP
Q201
KTC3875GRTA
AGC CONTROL
R814 4.7K
C444
470P
C391
10V100
1K
R361
R362
PLG1/PLG1
D401
MA2J72800L
R432
2.2K
R427
56K
C426
47P
1 2 3 4
VCC
OUT2
R232
2.2K
+9.0V
2 4 531
PHOTO1
/PHOTO1
R433
4.7K
C425
100P
-IN1
IC301
R227
56K
C226
47P
C395
PLG2
PHOTO2
/PHOTO2
/PLG2
R431
100K
R426
+IN1
-IN2 +IN2
C225
100P
D201
MA2J72800L
R233
4.7K
Q325
SW5V
Q322
50V10
: MAIN SIGNAL LINE
6 8 97
P_GND
P_GND
MODE_1
V_JOG_AV_JOG_A
/MODE_1
R430
C428
1K
16V10
KTC3875GR
3.3K
GNDOUT1
5678
R231
100K
MTR
/MTR
R461
C360
0.1
Q326
HALF_1
DECK_2
MOT10V
V_JOG_BV_JOG_B
/HALF_1
DECK_2
MOT10V
Q401
R429
12K
Q401
C424
50V1
C224
50V1
R226
3.3K
1K
R225
47K
TA
R425
47K
R229
12K
Q201
AGC CONTROL
R230
C228
16V10
REC
Q321
Q322
B1GBCFJJ0039
SUPPLY CONTROL SWITCH
Q325
B1GDCFJJ0023
REC:ON/OFF CONTROL
Q320
B1GBCFJJ0039
REC:ON/OFF CONTROL
1K
Q326
KTA12710YTA
SWITCH
TO
PANEL CIRCUIT
(CP602) ON
SCHEMATIC DIAGRAM-10
1716151413121110
18
RMT
SYS6V
DVREFDVREF+
PCONTPCONT
MOT10V
RMT
SYS6V SYS6V
-9.0V
C423
C313
100P
0.01
C223
C312
100P
0.01
+9.0V
/REC
/BP1
Q320
Q319
B1GBCFJJ0039
DECK MUTING CONTROL SWITCH
R463
100
Q327
R462
1K
B1GBCFJJ0039
SWITCH
2019 21
SYNC
VREF+VREF+
D_GND
D_GND
R820
470
SYNC
R456
1.5K
Q407
R448
4.7
R424
4.7K
C422
0.033
C222
0.033
R224
4.7K
Q319
B1GBCFJJ0039
BP SWITCH
Q321
B1GDCFJJ0023
SWITCH
BP1
/DMT
Q318
Q318
Q328
B1GDCFJJ0023
SWITCH
Q327
2322242526
HP_RHP_R
HP_GND
R455
100K
DMT
Q328
HP_GND
R256
1.5K
R423
2.7K
/CD
SW5V
R255
100K
R223
2.7K
28
27
29
HP_L
MIC_GND
MIC_GND
HP_L
Q207, Q407
KTD1304TA
MUTING SWITCH
Q207
R248
4.7
C421
16V10
C221
16V10
+9V+9V
OUT2
CN302
30
MIC
MIC
OUT1
/RESTSW
/RST
2
1
STAT
4
3
MLD
MDATA
BLKCLK
NC
NC
5
9
6
8
7
TO
SERVO CIRCUIT
(CN702) ON
SCHEMATIC DIAGRAM-2
10
MCLK
PGND
11
+7.5V
LD_SW
141312
CD_GND
15
CD3.3V
AGND
RCH_OUT
LCH_OUT
19181716
CN310
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