Service Manual
TOP NEXT
ORDER NO. MD0302054C2
CD Stereo System
l
SA-AK210E
SA-AK210EB
SA-AK210EG
Colour
(S)... Silver Type
TAPE SECTION :
SG-2W MECHANISM SERIES
Specifications
AMPLIFIER SECTION
RMS Power output
10% Total harmonic distortion
1kHz, both channels driven
(Low channel) 55 W per channel (6Ω )
10kHz, both channels driven
(High channel) 55 W per channel (6Ω )
Total Bi-Amp power 110 W per channel
Input sensitivity
AUX 250 mV
Input Impedance
AUX 13.3 kΩ
FM TUNER SECTION
Frequency range 87.50 - 108.00 MHz (50 kHz steps)
Sensitivity 1.8μ V (IHF)
S/ N 26 dB 1.5μ V
Antenna terminal(s) 75Ω (unbalanced)
AM TUNER SECTION
Frequency range 522 - 1629 kHz (9 kHz steps)
Sensitivity
S/ N 20 dB (at 999 kHz) 560μ V/ m
CASSETTE DECK SECTION
Track system 4 track, 2 channel
Heads
Record/ playback Solid permalloy head
Erasure Double gap ferrite head
Motor DC servo motor
Recording system AC bias 100 kHz
Erasing system AC erase 100 kHz
Tape speed 4.8 cm/ s
Overall frequency response (+ 3 dB, -6 dB at DECK OUT)
NORMAL (TYPE I) 35 Hz - 14 kHz
S/ N 50 dB (A weighted)
Wow and flutter 0.18% (WRMS)
Fast forward and rewind time Approx. 120 seconds with
C-60 cassette tape
CD SECTION
Sampling frequency 44.1 kHz
Decording 16 bit linear
Pickup
Beam source/ wavelength Semiconductor laser/ 780 nm
Number of channels Stereo
Frequency response 20 Hz - 20 kHz (+ 1, -2 dB)
Wow and flutter Below measurable limit
Digital filter 8 fs
D/ A converter MASH (1 bit DAC)
http://servis-manual.com/
SCHEMATIC DIAGRAM -1
OPTICAL
PICKUP CIRCUIT
LASER DIODE
6
8
11
C
12
10
5
1
4
9
2
2
3
3
4
C
GND
VCC
BIN
AIN
NBOUT
NAOUT
VREF
C
GND
C
8
7
6
5
: +B SIGNAL LINE
: CD-DA SIGNAL LINE
CD SERVO CIRCUIT
R701
Q701
R750
4.7
C713
0.1
C750
0.1
4.7
C701
6.3V33
Q701
B1ADCF000001
LASER POWER DRIVE
C714
6.3V100
1 2 3 4
PDE
FBAL
C712
0.1
C711
0.1
R708
22K
29
52262172081991810171116121513 14
LD
RF
PDF
VCC
TBAL
VREF
2728
C749
2200P
R707
39K
PDB
PDA
FEN
FEOUT
C747
180P
R744
120K
R7061KR704
LPD
IC701
AN8885SBE1
SERVO AMP
TEN
TEOUT
NC
23242526
C710
120P
R702
R705
10K
150K
C742
0.027
1K
RFIN
NC
C702
C703
6.3V100
C704
0.1
C706
2700P
C707
0.1
0.027
CEA
BDO
GND
CSBRT
ENV
LDON
OFTR
PDOWN
/RFDET
NC
1
1
VCC
2
2
PDF
3
3
PDE
4
4
LD
5
5
LD GND
6
6
7
8
9
10
11
12
13
14
15
16
CN701
GND
7
NB
8
GND
9
NA
10
VREF
11
LPD
12
GND
13
T-
14
T+
15
F-
16
F+
C751
0.1
C
C735
0.1
C734
10V220
33
29
GND
22 23 24
NC
208199181017
D4-
D3-
D3+
D4+
21
NC
PVCC2
PGND2
VCC
VREF
25 26
IN4
27 28161315
NC
IN3
RSTIN
IC703
D1+
NC
D1-
1112
35
30
IN1NCPC2NCIN2
NC
7 12
R735
D2+
D2-
14
36
C737
0.1
GND
PGND1
PVCC1
M
M702
SP MOTOR
38
C736
0.1
37
M
M701
TRV MOTOR
IC703
AN8739SBTE2
FOCUS COIL/
TRACKING COIL/
TRAVERSE MOTOR/
SPINDLE MOTOR DRIVE
/RST
3456
R725
390
100
R724
C715
18K
2700P
R715
1K
R736
100
R727
3.9K
C752
1000P
R723
6.8K
C738
0.01
R729
3.9K
R749
4.7K
C739
1500P
R728
3.9K
R731
6.8K
SCHEMATIC DIAGRAM - 2
: +B SIGNAL LINE : CD SIGNAL LINE
CD SERVO CIRCUIT
: CD-DA SIGNAL LINE
R721
100
C731
6.3V220
C730
0.1
R717
1K
R718
1K
C725
1000P
C726
1000P
C727
50V1
C728
50V1
20
18
19
23
22
21
C723
10V220
C724
0.1
X701
RSXZ16M9M01T
C722
10P
C717
0.1
R711
82K
C716
820P
C744
5600P
R709
47K
R714
C721
10P
C718
0.22
C754
470P
26
24
25
27
72
69
71
70
RESY
/TEST
IOSEL
IC702
DIGITAL FILTER/
FBAL
TBAL
FETERFENV
32
29
30
31
73
AVDD1
VREF
28
74
OUTL
FOD
27
AVSS1
TRD
75
26
OUTR
KICK
62
63
61
FCLK
BYTCK
40
LDON
39
/CLDCK
/RFDET
BDO
38
60
VDD
59
X2 OUT
58
X1 IN
VSS
0
R712
220
R741
47K
R742
220K
57
SBCK
56
SUBC
55
VCOF2
54
PCK
53
EFM
52
AVSS2
51
AVDD2
50
VCOF
49
PLLF
48
DSLF
47
DRF
46
IREF
45
ARF
44
WVEL
43
42
DSLF2
PLLF2
41
42
68
66
64
65
67
CRC
CLVS
FLAG
IPFLAG
DEMPH
MN662790RSC
SERVO PROCESSOR
DIGITAL SIGNAL PROCESSOR/
D/A CONVERTER
VDET
OFT
TRCRS
33
34
36
35
37
80
78
79
76
77
SSEL
RSEL
MSEL
PSEL
IOVDD
TVD
PC
ECM
ECS
TRV
22
21
25
24
23
C732
6.3V220
BCLK
LRCK
SRDATA
DVDD1
DVSS1
MCLK
MDATA
MLD
SENSE
/FLOCK
/TLOCK
BLKCK
SQCK
SUBQ
DMUTE
STAT
/RST
SMCK
CSEL
C733
0.1
17
1
2
3
4
5
6
TX
7
8
9
10
11
12
13
14
15
16
17
18
19
20
C745
1000P
C753
470P
C743
0.1
8
6
7
4
11
10
9
R753
100
2
5
LCH OUT
A.GND
RCH OUT
+3.3V
D.GND
LD SW
+7.5V
P.GND
MCLK
MDATA
SPEED
12
BLKCK
SQCK
SUBQ
RESET
MLD
STAT
/RST
SW
TX
3
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
CN702
TO
MAIN
CIRCUIT
(CN310) ON
SCHEMATIC
DIAGRAM-5
TJ702
S701
RESET SW
15
16
1
FM EXT
ANT
75 OHM
GND
AM LOOP ANT
AM EXT
JK101
ANT
SCHEMATIC DIAGRAM - 3
: +B SIGNAL LINE
: FM/AM SIGNAL LINE
TUNER/MAIN CIRCUIT
TUNER PACK Z120 (ENV17290G1Y)
22P
15P
1
1
2
2
3
4
C110
D101
0.01
R152
47uH
3
4
5
AM ANT COIL
2
1
Z101
RLA2Z007-T
R110
1K
C107
100P
C132
B0BC5R00009
R114
5.6K
C133
27P
X103
0
C134
27P
100K
C136
1000P
0.047
C130
RSXC7M20S05T
8P
1P
HVM27
18P
LA1833NMNTLM
6.3V100
100K
8P
33K
0.022
C114
C109
1000P
50V3.3
IC101
FM/AM IF AMP
DET/AM OSC MIX/
FM MPX
3
AM OSC COIL
8
7
9
R112
100K
C125
16V22
C112
0.01
VSS
XOUT
PLL FREQUENCY SYNTHESIZER
CEDICL
XIN
1 2 3 4
R138
3.3K
R130
10K
1K
R137
CE
1K
R136
PLLDA
50V4.7
AOUT
G
8P
C108
10K
R113
C111
560
R115
17181920
LC72131MDTRM
22
D
2SK238
S
R111
390
AIN
R116
7P
0.022
2.7K
HVM27
47P
4
5
6
82
R151
1K
C113
PD
VDD
FMIN
IC102
LW
AM
DO
51661571481391210
470
1K
R134
R135
DO/ST
PLLCLK
100
3P
1000P
AMIN
SDC
: FM SIGNAL LINE
: FM OSC SIGNAL LINE
HVM27
HVM27
33K
33K
8P
G
100K
R119
R118
12K
3.3K
C127
G2BAE0000003
R117
68K
11
IFIN
MONO
STRQ
FM
D
S
16V22
2
1
4P
Z102
330
2SK360
C126
4P
1P
22P
10K
8P
33P
10K
OSC OUT
FM IF IN
1 2 3 4
16V1
3
5
R128
82
2SC2620
1uH
220P
1.5M
220
0.022
2SC2996
2P
18P
1.2K
Q110
2SC3311ARTA
DC DETECT SWITCH
47K
R120
2324
2122
AFC
OSC
AM RF IN
AM MIX OUT
REG
AM IF IN
0.01
C106
4
6
C129
R129
27K
C124
100P
: AM SIGNAL LINE
: AM OSC SIGNAL LINE
2SC2058SPTA
IFT
10K
100uF
16V
6.3V100
150
0.022
330
15P
470K
2SC2996
R121
22K
C119
560P
C115
50V4.7
C131
C139
50V4.7
22K
R143
4.7K
R102
C116
0.033
AGC
AM OUT
PILOT IN
DET OUT
ST
GND
SD
5206197188179
C147
1000P
C148
0.01
1K
R126
FM DET
33
R124
470
R125
SD
DO/ST
Q101,Q102
FM IF AMP
CF201
J0B1075A0086
1
7
2
6
0.01
C102
C101
8
R139
22K
C120
16V10
0.01
C138
100P
68K
R123
16101511141213
MPX IN
PILOT OUT
VCC
STRQ
R122
X102
470
R127
RLFDFT22DD
0.1
C149
10K
R132
3
C104
1000P
470
R105
R103
16V100
KRA102MTA
22K
R140
C137
3300P
0.01
C118
RCH
IC101
FM/AM
C122
2.7K
C103
0.01
C105
R106
1000P
470K
Q101
100
Q106
TUNER 15V
SUPPLY SWITCH
Q106
Q110
R142
0.01
C117
6.8K
C142
R141
50V1
6.8K
C141
50V1
R145
100K
C143
LCH
MONO
50V1
C121
50V0.47
R144
120
R131
120
1K
R133
DET_OUT
PLLCLK
330
R107
R108
470K
Q102
CF202
J0B10750077
1
2
100K
R146
C144
4700
50V1
C123
15V
DO/ST
SD
+7.5V
TGND
RCH
CE
LCH
PLLDA
DO/ST
3
4700
TO
MAIN
CIRCUIT
(2A) ON
SCHEMATIC
DIAGRAM-6
1A
TO
MAIN
CIRCUIT
(2B) ON
SCHEMATIC
DIAGRAM-6
1B
R109
R104
330
10K
TO
DECK
CIRCUIT
(CN1001) ON
SCHEMATIC
DIAGRAM-11
AUX
TO
CD LOADING
CIRCUIT
(CN1) ON
SCHEMATIC
DIAGRAM-13
SCHEMATIC DIAGRAM - 4
: +B SIGNAL LINE
: -B SIGNAL LINE
MAIN CIRCUIT
CR02
1
MOTOR
2
BP1
3
DECK1_H
4
DMT
5
CN304
RCH
LCH
JK300
CN309
MOGND
6
MOT10V
7
REC_H
8
+15V
9
RECR
10
RECL
11
AGND
12
PBR
13
PBL
14
CHG_CW
14
CHG_HALF
13
8V
12
CHG_CCW
11
CLAMP
10
OPEN
9
SW1
8
PGND
7
SW2
6
DGND
5
5V
4
POSITION
3
BOTTOMSW
2
PLUNGER
1
C331
0.22
C332
C326
0.47
RL1N4003S-P
C253
1000P
R201
10K
L301
J0JBC0000019
680
C201
680
C401
R401
10K
0.22
22K
R344
12K
R345
220
R348
R346
22K
12K
R347
D324
Q324
KTA12710YTA
CD MOTOR SUPPLY SWITCH
Q324
100P
C202
R202
100P
C402
R402
47K
10K
R341
R340
R342
Q323
1K
R349
10K
R350
KRC102STA
PLUNGER MOTOR
SUPPLY CONTROL SWITCH
: CD SIGNAL LINE
3.3K
3.3K
47K
10K
R343
CHG_PLGR
Q323
MOT10V
REC_H
+15V
REC_R
REC_L
PBR
PBL
AUXR
AUXL
VREF+
CHG_CW
CHG_HALF
CD8V
CHG_CCW
CHG_AD1
CHG_AD2
SW1
SW2
SW5V
MOT10V
+9.0V
-9.0V
LO_L
LO_R
HI_L
HI_R
D307-D308
MA2J72800L
: MAIN SIGNAL LINE: AUX SIGNAL LINE
: PLAYBACK SIGNAL LINE
: RECORD SIGNAL LINE
R352
220
C318
16V33
+9.0V
-9.0V
R443
3.3K
R243
3.3K
R444
1.8K
R244
1.8K
Q308
D307
D308
R317
CD3.3V
17 16 15 14 13 12 11 10
BP1
MOTOR
PL_GND
C451
Q411
0.033
220k
R472
R473
220
12K
R471
Q404
R439
4.7K
C435
50V0.68
Q204
R239
4.7K
C235
50V0.68
Q405
R442
5.6K
C434
50V1
Q205
R242
5.6K
C234
50V1
0.01
10K
C316
R313
R315
2.2K
Q309
C315
330
10V33
R316
3.9K
TO
PANEL CIRCUIT
(CP601) ON
SCHEMATIC DIAGRAM-9
DMT
DECK1_H
RDS_DET
DET_OUT
R353
220
Q211
R271
12K
R437
18K
C430
8200
R438
220K
C431
1500P
R237
18K
C230
8200
R238
220K
C231
1500P
C433
8200P
R440
4.7K
KTC3875GRTA
12K
R441
C233
8200P
R240
4.7K
12K
R241
R312
R311
12
15
100
R314
Q310
SW5V
MIC
+9V
SPEANA
MIC GND
SPEA
MIC
+9V
C319
16V33
220K
R272
R436
18K
Q204, Q404
KTC3875GRTA
LPF FREQ AMP
SWITCH
R236
18K
C432
8200P
Q205, Q405
HPF FREQ AMP
SWITCH
C232
8200P
RL1N4003S-P
/CD
C251
0.033
R273
220K
D309
REC_H
REC_H
HPL
HPR
HPGND
C452
0.033
C252
0.033
KTC3875GRTA
KTC3875GRTA
CD8V
CN303
24689 7 5 3 1
/CD
MUTE_A
MUTE_H
/CD
MUTE_A
MUTE_H
R474
1.5K
LHPF
R274
1.5K
RHPF
Q211
RHP FILTER
(HEADPHONE)
Q411
LHP FILTER
(HEADPHONE)
R454
220
Q308
KTA12710YTA
CURRENT CONTROL
SWITCH
Q309
KTC3199GRTA
VOLTAGE STABILISER
CD3.3V
Q310
KRA110MTA
CD ON/OFF
SUPPLY SWITCH
SCHEMATIC DIAGRAM - 5
MAIN CIRCUIT
1
R203
Q203, Q403
Q203 Q403
R209
R254
220
R310
C309
50V4.7
100K
R321
100K
R323
C320
1000P
C321
1000P
KTD1304TA
HEADPHONE MUTING
SWITCH
R208
3.3K
1.5K
C429
50V1
R435
1.5K
R235
1.5K
C229
50V1
Q301
56K
100K
R325
R328
5.6K
C317
1000P
R206
33
R207
33
C203
1000P
KTD1304TA
MUTING SWITCH
27K
R309
PLLCE
PLLDA
PLLCLK
CD3.3V
CD7.5V
TX
CDR
CDL
R204
33
R205
33
Q202, Q402
-9.0V
R324
100
R322
100
R320
100
: +B SIGNAL LINE
: -B SIGNAL LINE
1
R403
R408
3.3K
1.5K
R409
Q402
Q202
R327
10K
R329
5.6K
R330
5.6K
R331
5.6K
C322
1000P
R404
R405
R318
33
R228
2.2K
33
C403
1000P
R428
2.2K
2.2K
MUTEA
MA2J72800L
D320
R406
R407
MA2J72800L
D321
33
33
C427
16V10
100K
R434
100K
R234
C227
16V10
IC301
C0AABB000117
HEADPHONE AMP
Q201
KTC3875GRTA
AGC CONTROL
Q301
KRA102STA
AUDIO MUTING
CONTROL SWITCH
ST/DO/SQCK
MA2J72800L
MA2J72800L
R326
D322
D323
/RESTSW
CHG_AD1
CHG_AD1
/RESTSW
100K
R431
R426
3.3K
GNDOUT1
-IN2 +IN2
C225
100P
R227
56K
D201
R233
4.7K
5678
: MAIN SIGNAL LINE
SW2
SW1
CHG_CW
CHG_HALF
CHG_PLGR
SW2
SW1
C428
16V10
KTC3875GRTA
100K
R231
SUBQ
CHG_HALF
CHG_PLGR
R430
Q401
1K
Q401
AGC CONTROL
C424
50V100P
50V1
C224
3.3K
R226
R230
1K
C228
16V10
CHG_CW
Q321Q320
TO
PANEL CIRCUIT
(CP602) ON
SCHEMATIC DIAGRAM-9
VREF+
DC_DET
CHG_CCW
CHG_CCW
VREF+
DC_DET
PLLDA
12K
R429
47K
R425
47K
R225
12K
R229
Q201
STATUS
Q322
: AUX SIGNAL LINE
: CD SIGNAL LINE
30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10
AGND
MOT10V
CHG_AD2
CHG_AD2
MOT10V
D401
MA2J72800L
R433
4.7K
2.2K
R432
R460
0
47K
R427
C425
C426
100P
47
1 2 3 4
-IN1
C440
1000P
+IN1
IC301
VCC
R339
4.7K
R337
4.7K
C323
100P
R338
4.7K
C324
100P
OUT2
2.2K
R232
BLKCLK
C226
47
R260
0
MA2J72800L
C325
100P
C240
4.7K
1000P
/CDRST
BLKCLK
ASP_DAT
ASP_CLK
MDATA/PLLDA
MCLK/PLLCLK
PLLCLK
BLKCLK
ASP_DAT
ASP_CLK
-9.0V
R423
2.7K
0.01
C313
0.01
C312
+9.0V
R334
/RESTSW
10K
R335
10K
R336
10K
1K
R332
R333
10K
KRC101STA
SUBQ INTERFACE SWITCH
KRC101STA
BLKCLK INTERFACE SWITCH
KRC101STA
CD STATUS INTERFACE SWITCH
LED9V
LED9V
4700
C423
C223
R499
4700
SW5V
Q321
Q320
Q322
SUBQ
SUBQ
0
R424
C422
/CDRST
STATUS
ST/D0/SQCK
STATUS
/CDRST
ST/D0/SQCK
1.5K
R456
Q407
R455
100K
4.7K
0.15
0.15
C222
4.7K
R224
D.GND
R223
2.7K
PLLCE1
PLLCE1
1.5K
R256
Q207
R255
100K
SD
SD
SW5V
MLD/PLLCE
SW5V
PLLCE
Q207, Q407
KTD1304TA
MUTING SWITCH
C421
16V10
0
R299
C221
16V10
24689 7 5 3 1
LM_R
LM_R
CN302
LM_L
LM_L
CDDGND
CDAGND
CD3.3V
LCH OUT
RCH OUT
19 18 17 16 15 14 13 12 11 10
PGND
+7.5V
TX
LD_SW
TO
SERVO CIRCUIT
(CN702) ON
SCHEMATIC DIAGRAM-2
MCLK
MDATA
24689 7 5 3 1
CN310
/REST SW
RST
STAT
SUBQ
SQCK
BLKCK
SPEED
MLD
SCHEMATIC DIAGRAM - 6
REF
R357
22K
Q302
R356
100
R355
4.7K
Q302
KTC3875GRTA
VOLTAGE REGULATOR
IC300
C1BB00000747
AUDIO SOUND PROCESSOR
: +B SIGNAL LINE
: -B SIGNAL LINE
MAIN CIRCUIT
R411
5.6K
C404
220P
R211
5.6K
C204
220P
16V10
C419
C420
R422 560
R410
R419
1.5K
CDL
82
C411
0.47
0.47
R421
C412
AUXL
R420
3.9K
CDR
82
R210
C310
C311
C406 16V10
C407
C408
C409
C306 0.15
16V10
C413
C414
C415 0.15
C416
C417 1500P
C418
C305
10V220
68K
6.3V100
6.3V100
16V10
16V10
16V10
R458
0
50V0.47
50V0.47
0.15
16V10
C308
R415
C303
1000P
100P
: AUX SIGNAL LINE
: CD SIGNAL LINE
: FM/AM SIGNAL LINE
PBL
1K
47K
R414
C405
220P
R215
47K
C205
220P
1
REF IN
2
REF OUT
3
IN A1
4
IN B1
5
1N C1
6
IN D1
VCUT
7
8
REC1
A_VOLIN1
9
TBI1
10
TBO1
11
IC300
12
TMI1
13
TMO1
14
TT1
15
TOUT1
16
B_VOLIN1
17
BB_A1
BB_B1
18
OUT1
19
VCC
20
DATA
21
1K
R214
SUR1
SUR2
IN A2
IN B2
IN C2
IN D2
MIC IN
REC2
A_VOLIN2
TBI2
TBO2
TMI2
TMO2
TT2
TOUT2
BVOLIN2
BB_A2
BB_B2
OUT2
GND
CLOCK
PBR
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
C307
R416
100K
C304
R305
C206
C207
C208
C209
C329
R258
0
C211
C213
C214
C215
C217 1500P
C218
100P
: MAIN SIGNAL LINE
: PLAYBACK SIGNAL LINE
: RECORD SIGNAL LINE
REC_L
REC_R
R417
8.2K
R217
8.2K
R216
100K
50V1
6.8K
16V10
16V10
16V10
16V10
16V10
C212
16V10
50V0.47
50V0.47
0.15
0.15C216
16V10
C219
0.47
0.47
C220
R222
560
68K
R221
REF
16V10
R218
56K
R304
10K
R418
56K
R219
1.5K
R220
3.9K
R213
47K
R413
47K
R307
2.2K
R308
2.2K
SPEA
AUXR
ASP_CLK
ASP_DAT
MIC
15V
DET_OUT
ST/DO/SQCK
SD
+9V
PLLCE1
PLLDA
PLLCLK
+9V
D304
DC_DET
MUTEH
+15V
HI_L
HI_R
LO_L
LO_R
D303
CD7.5V
D306
CD8V
D302
LED9V
MOT10V
+9V
-9V
SW5V
D301
B0BC7R500001
R302
R303
27
R212
1K
R301 4.7K
1K
R412
C301
D302
B0ACCK000005
D303-D305
B0ADCJ000020
D306
RL1N4003S-P
D301
1000P
R319
2.2K
D305
0.01
C302
DET_OUT
10K
DO/ST
PLLCLK
FAN
DC_DET
MUTE_H
+15V
HIGH_LIN
HIGH_RIN
A_GND
LOW_LIN
LOW_RIN
SURR
SUBW
T GND
P GND
D GND
uP GND
CD8V
LED9V
MOT10V
SW5V
TGND
15V
+7.5V
RCH
LCH
PLLDA
DO/ST
FAN
+9V
-9V
SD
CE
1
2
3
4
5
6
7
8
9
10
11
12
1
2
3
4
5
6
7
8
9
10
11
12
TO
TUNER
CIRCUIT
(1A) ON
SCHEMATIC
DIAGRAM-3
2A
TO
TUNER
CIRCUIT
(1B) ON
SCHEMATIC
DIAGRAM-3
2B
TO
POWER
CIRCUIT
(CN500) ON
SCHEMATIC
DIAGRAM-12
CN300
TO
POWER
CIRCUIT
(CN501) ON
SCHEMATIC
DIAGRAM-12
CN301
SCHEMATIC DIAGRAM - 7
: +B SIGNAL LINE
PANEL CIRCUIT
R600
D600
B3AAA0000583
4.7K
POWER
R601
S601
R611
68K
R602
1K
S602
SSEQ
CD5
S611
R610
22K
TACT SWITCH CIRCUIT
R905
2.2K
R906
2.7K
S906
DECK2
EVEKE2F3524B
HEADPHONE
STOP
TAPE
JOG VOL
R907
4.7K
S907
VR600
JK601
R904
S905
1.8K
FF
AUX
S908
3
2
COM BA
1
1
7
6
3
2
5
4
S904
R908
6.8K
R903
1.2K
CD
DECK1
C901
100P
C902
100P
R909
S909
10K
R902
S903
1K
DISPLAY
1K
TUNER
S910
R676
C633
R603
1.2K
S603
PRESET EQ
CD4
S610
R609
10K
R901
1K
S902
R910
22K
100K
16
RDS-ID/READY
VREF
1
50V10
C621
0.022
REW
2
C632
RDCL
MPXIN
: MAIN SIGNAL LINE
R604
R605
1.8K
2.2K
REC
S604
S901
1415
S609
R608
6.8K
RDDA
R900
13
CD2
R912
RST
10K
47K
12
S605
S608
R607
4.7K
MODE
11
DECK 1/2
CD3
IC604
VDDA
VSSA
FLOUT
330P
3
C631
50V10
C620
0.022
6
5
4
C630
560P
S606S607
OPEN/CLOSE
CD1
R606
2.7K
MICSW_1
VJOG_B
VREF+
VJOG_A
R913
47K
R677
1K
10
VSSD
VDDD
CIN
TEST
7
C629
47P
K2_1
9
XIN
XOUT
8
IC601
C1BB00000574
I/O EXPANDER
CN900
MICSW
8
8
K2
7
7
D.GNDD.GND
6
6
5
5
VJOG_B
4
4
VREF+
3
3
VJOG_A
2
2
1
1
CP900
100K
R680
X603
H0H433400001
L602-L604
ELEXT101KA04
R681
10K
C636
0.1
C634
100P
C635
100P
IC603
C1BB00000086
SPECTRUM ANALYSER
C660
C661
50V0.1
50V0.1
47P
C628
L604
L603
L602
100
R612
VCC
GND
1 2 3 4
GND
AOUT
BIASC
VREFC
2
1
C627
0.01
C626
1000P
C625
6.3V47
13141516
H1
2PL
1PL
IC601
NC
DAT
CLK
R687
0.01
C656
15161718
NC
TEST
IC603
RREFC
NC
3 4
R675
4.7K
C1BB00000715
RDS DEMODULATION LSI
G0C101JA0030
G0C101JA0030
C619
0.047
4.7K
R623
4.7K
R622
9
1M
BP1
REC
MUTE_A
DMT
SSEQLED
5126117108
1.2K
R614
1K
R613
1K
SEL
DIFOUT
5146137128119
IC604
L605
L606
B3AAA0000583
C
NC
NC
CIN
C659
50V0.1
D609
/CD
MUTE_H
10
B
AIN
SYS6V
K1
VREF+
PL2
PL1
H_DECK1
SW5V
REC_H
BP1
MOTOR
/CD
4.7K
R617
4.7K
4.7K
R619
R618
MUTEH
MUTEA
DMT
LED9V
SER4
SER3
HP_SW
K2
VJOG_B
VREF+
VJOG_A
LM_R/SPE
SP_C
SP_B
SP_A
VCC A
C658
R679
1K
C657
50V0.1
LML/RDS_DAT
0.01
DVREF+
RDS_CLK
DET_OUT
SPEA
SW5V
HPR
HPL
HP_SW
SCHEMATIC DIAGRAM - 8
: +B SIGNAL LINE
PANEL CIRCUIT
: -B SIGNAL LINE
B0AACK000004
B0AACK000004
B0AACK000004
R627
22K
C600
10V1000P
D610
C622
C623
R674
R673
1SS380TE-17
D608
D605
D602
R626
1K
C603
330P
C648
C647
C646
C645
C602
C601
C649
C650
1000P
C651
C652
C653
C654
C655
R630
MA2C72300F
0.022
330P
22K
22K
D611
FL600
A2BD00000061
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 303132 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53
C641
35V22
79
80
76
77
560P
560P
560P
560P
0.1
560P
560P
560P
560P
560P
560P
680
10V22
D611
SYS6V
SER4
EE_CS
SER3
ASP_CLK
ASP_DAT
SP_C
VREF+
SP_B
SP_A
C624
330P
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
78
SEG3
SEG4
R9/SEG1
DECK2
1
100
DECK2
R10/SEG2
KEY1
KEY2
2
3
100
R629
R628
K1
K2
VJOG_A
4
VJOG_A
REG8/GRID8
REG7/GRID7
REG6/GRID6
REG5/GRID5
REG4/GRID4
REG3/GRID3
REG2/GRID2
REG1/GRID1
VEE
REG_IN
EE_CS
SER4 (EE_CLK/EX1_CLK)
SER3(EE_DAT/EX1_DAT)
SER2(ASP_CLK)
SER1(ASP_DAT)
SP_C
AVSS
VREF
SP_B
SP_A
SEG5
VJOG_B
5
6 789
VJOG_B
CHG_AD2
SEG6
SEG7
SEG8
SEG9
SEG11
SEG10
SEG12
SEG13
SEG14
SEG15
SEG16
SEG17
IC600
C2BBGF000405
SYSTEM MICROPROCESSOR
DECK1
ST/DO/SQCK
LVL MTR L/RDS_DAT
STATUS
CHG_AD1
CHG_AD2
CHG_AD1
LVL MTR R/SPE_IN
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
1K
100
100
R616
R6991KR634
R635
LM_L/RDS_DAT
STATUS
LM_R/SPE
DECK1
SD
ST/DO/SQCK
SD
SUBQ
100
R633
SUBQ
PCONT
RDS_CLK
RDS_CLK
PCONT
CNVSS
10K
R632
0.01
C604
SEG18
SEG19
/RESET
XCOUT
47K
R631
SEG20
SEG21
SEG22
XIN
VSS
XCIN
680
R640
R643
10M
L600
RLQB3R3KT-1Y
SEG23
XOUT
SEG24
VCC
C606
0.1
X601
SEG25
MBP1
26
SEG26
MBP2
SEG27
SEG28
MDATA/PLLDA
MCLK/PLLCK
28
29
27
RMT
PLLDA
PLLCLK
51525354555657585960616263646566676869707172737475
SEG29
SEG30
PHOTO_02
PHOTO_01
CDRST
/RESTSW
CHG_SW1
CHG_SW2
CHG_PLGR
CHG_HALF
CHG_CW
CHG_CCW
DCDET
MLD/PLLCE
RMT
BLKCK
30
6.3V100
C611
X602
R644
330K
R615
BLKCLK
SEG31
SEG32
SEG33
SEG34
SEG35
SEG36
SEG37
SYNC
C605
68P
100
C617
C618
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
18P
56P
C616
15P
X602
H0A327200073
X601
RSXZ4M19B01T
C642
35V22
100K
R660
R662
100K
100K
R664
R666
100K
100K
R668
R670
100K
R672
100K
1K
R637
10K
R636
R641
4.7K
C612
68P
Q601
1000P
C615
Q601-Q602
KTC3199GRTA
BPF OSCILLATOR SWITCH
R661
R663
R665
R667
R669
R671
Q602
56P
C613
R65647R657
100K
100K
100K
100K
100K
100K
R642
4.7K
C614
1000P
47
PLLCE
SCHEMATIC DIAGRAM - 9
: +B SIGNAL LINE
PANEL CIRCUIT
D613
B0BA5R600016
C640
100K
R645
PPHOTO_1
PPHOTO_2
Q609
KRA102MTA
SUPPLY CONTROL
SWITCH
(REC_H: HIGH)
Q608
KRA102MTA
MOTOR ON/OFF
SWITCH
100K
R646
C608
100P
C607
R920
10K
R919
10K
R917
56K
R916
100K
R911
100K
R918
Q613
47
Q611
47
R915
Q610-Q613
KTC3199GRTA
PHOTOCURRENT AMPLIFIER
Q609
Q608
50V1
50V3.3
Q600
Q612
B3RAB0000025
REMOTE SENSOR
C638
1000P
100P
C609
Q600
KRC103MTA
POWER RESET SWITCH
DVREF+
R698
1K
Q610
56K
R914
12K
R924
MODE_PB
10
TO DECK MECHANISMCIRCUIT
(CN971) ON SCHEMATIC DIAGRAM-11
Z600
VDD
G
O
321
C637
0.01
C639
6.3V47
R638
22K
R639
Q614-Q615
KTA12710YTA
PLUNGER ON/OFF
SWITCH
R693
22K
22K
R923
GND2
PPHOTO_2
HALF_PB
PPHOTO_1
7
8
9
6
: -B SIGNAL LINE : MAIN SIGNAL LINE
L601
G0C100JA0030
SYS6V
PCONT
SYNC
R653
4.7K
DVREF+
R655
47
470
D617
B0AACK000004
C610
50V2.2
1K
R689
R691
22K
R692
Q615
R921
10K
DECK_2
PL_GND
4
5
2.7
DVREF+
3
R658
PPL1
2
100K
PPL2
1
Q614
R688
REC_01
MOTOR
MOT_01
PHOTO_2
PHOTO_1
CDRST
/RESTSW
CHG_PLGR
CHG_HALF
CHG_CW
CHG_CCW
DC_DET
MOT10V
2.7
CP600
VREF+
RMT
SW5V
REC_H
SW1
SW2
SYNC
VREF+
DECK1
DECK2
PL1
PL2
VREF+
SW5V
PLLCE
SD
STATUS
/CDRST
ST/DO/SQCK
SUBQ
LED9V
PLLCLK
BLKCLK
ASP_DAT
ASP_CLK
PLLDA
VREF+
DC_DET
CHG_CCW
CHG_CW
CHG_HALF
CHG_PLGR
SW2
SW1
/RESTSW
CHG_AD1
CHG_AD2
MOT10V
/CD
MUTEH
MUTEA
HPL
HPR
REC_01
SPEA
DET_OUT
DMT
H_DECK1
BP1
MOT_01
PL_GND
D615
R652
1K
Q603
KTA1267GRTA
VREF SUPPLY SWITCH
470K
R654
Q604
R648
5.6K
B0AACK000004
R649
150
R647
22K
Q604
KTA1267GRTA
DECK SUPPLY SWITCH
470K
R650
R651
10K
Q605
Q605
KRC102MTA
PCONT SWITCH
D616
B0AACK000004
R659
100K
B0AACK000004
D614
D612
1SS380TE-17
Q603
SYS6V
PCONT
SYNC
D.GND
D.GND
SW5V
MLD/PLLCE
PLLCE1
D.GND
STATUS
/CDRST
ST/DO/SQCK
SUBQ
LED9V
PLLCLK
BLKCLK
ASP_DAT
ASP_CLK
MDATA/PLLDA
VREF+
DC_DET
CHG_CCW
CHG_CW
CHG_HALF
CHG_PLGR
SW2
SW1
/RESTSW
CHG_AD1
CHG_AD2
AGND
MOT10V
/CD
MUTEH
MUTEA
HPL
HP_GND
HPR
REC_H
SPEANA
MIC_GND
MIC
+9.0V
RDS_DET
DMT
DECK1_H
BP1
MOTOR
PL_GND
FL2
-VP
FL1
SD
1
2
3
TO
4
TRANSFORMER
CIRCUIT
5
(CN951) ON
6
SCHEMATIC
DIAGRAM-13
7
8
9
H600/
W600
1
2
3
4
5
6
7
8
9
10
11
12
13
14
TO
15
MAIN CIRCUIT
(CN302) ON
16
SCHEMATIC
DIAGRAM-5
17
18
19
20
21
22
23
24
25
26
27
28
29
30
CP602
1
2
3
4
5
6
7
8
TO
9
MAIN CIRCUIT
(CN303) ON
10
SCHEMATIC
11
DIAGRAM-4
12
13
14
15
16
17
CP601
PLAYBACK
HEAD
RECORD/PLAY
HEAD
ERASE
HEAD
SCHEMATIC DIAGRAM -10
DECK CIRCUIT
1
1
L
R
L
R
2
3
4
5
CS1001
1
2
3
4
5
CS1002
2
3
4
5
1
2
3
4
5
11
12
L
R
1000P
C1015
10
5
1
R1001
2.2
C1002
1000P
C1012
4
470
C1020
: +B SIGNAL LINE
: -B SIGNAL LINE
IC1001
AN7348S-E1
P.B EQ/REC AMP/
ALC/TPS AMP
R1017
18K
R1009
1000P
C1019
18K
R1010
470
C1021
3
1000P
C1022
8.2K
INPUT
TAPE A
IC1001
TAPE B
1 2 3 4
1000P
C1023
IC1004
VCC
SW
1 2 3 4 5
: PLAYBACK SIGNAL LINE
: RECORD SIGNAL LINE
220P
C1038
47
C1034
50V3.3
R1015
C1032
0.018
C1030
10V100
3.9K
R1018
0.033
C1036
21222324
NF
EQ
INPUT
INPUT
C1027
TAPE A
TAPE B
1000P
INPUT
PB AMP
PB AMP
PB AMP
OUTPUT
ALC LOW
PB AMP
NF
PB AMP
EQ
PB AMP
OUTPUT
5206197188179161015111412
3.9K
R1019
C1031
10V100
C1035
50V3.3
C1033
0.018
47
10K
R1016
R1022
C1037
50V3.3
C1AA00000612
GND
CTRL2
CTRL1
C1040
16V10
CUT
REC IN
AB SW T
REC IN
220P
C1039
R1028
IC1004
R/P SELECT
R1029
REC OUT
REC OUT
8.2K
4.7M
ALC T
REC/PB SW
16V10
C1041
R1030
C1043
16V10
C1056
100
C1042
50V4.7
HI/LO
AB SW
C1045
16V22
R1055
2.2K
R1090
CRO/NOR
RIPPLE
FILTER
10V22
27K
R1031
220
13
VCC
OUTPUT
GND
R1035
10k
R1038
4.7K
C1044
10V33
C1046
10V220
0
R1040
R1039
15K
10K
R1032
10K
R1098
C1006
C1007
1500P
C1003
Q1001
C1001
0.01
R1003
10K
Q1001
KTC3875GRTA
SWITCHING
(BEAT PROOF)
50V1
4700P
Q1003
D1003
B0ACCK000005
B1AAGC000007
SWITCHING
(RECH)
Q1003
L1002
7L1A62N
6
5
4
3
2
1
R1004
R1006
1K
1.5K
1K
R1026
L1001
G0C470JA0030
C1008
50V1
D1004
B0BC3R700004
4.7K
10V47
R1005
C1009
Q1004-Q1005
B1AAGC000007
BIAS OSCILLATOR
Q1004
0.047
C1011
4.7
R1007
C1010
25V100
Q1005
C1014
1000P
2200P
C1016
C1013
1000P
2200P
C1017
KTC3875GRTA
4.7K
R1014
R1012
4.7K
0.01
C1018
R1013
4.7K
Q1007
10K
R1011
Q1007
BIAS OSC CONTROL
C1026
6.3V47
SCHEMATIC DIAGRAM - 11
DECK CIRCUIT
50V3.3
C1054
100K
R1091
2.2K
R1094
1K
R1093
1K
Q1021
R1047
Q1013
100K
R1095
Q1020
Q1020-Q1021
KTD1304TA
MUTING SWITCH
R1086
2.2K
R1096
R1084
2.2K
1K
R1048
Q1012-Q1013
KTD1304TA
MUTING
R1092
1K
R1046
: +B SIGNAL LINE
: -B SIGNAL LINE
2.2K
Q1012
100K
Q1014-Q1015
B1ABCF000011
BUFFER AMP
R1045
C1047
50V1
100K
C1048
50V1
1000P
C1049
1000P
C1050
: PLAYBACK SIGNAL LINE
: RECORD SIGNAL LINE
R1049
1M
Q1014
220
R1051
R1050
1M
Q1015
220
R1052
680
R1053
680
R1054
C1051
50V1
C1053
C1052
50V1
14
PBOUTL
16V220
TO
MAIN CIRCUIT (CN304) ON
SCHEMATIC DIAGRAM-4
10
1112
13
+B
AFGND
RECINL
RECINR
PBOUTR
C1064
50V3.3
2.2K
R1057
R1056
220
47K
R1085
47K
R1087
REC_H
10K
R1097
MO+B
R1058
2.7K
689 7
MOGND
R1061
0
5
DMT
4
3
BP1
DECK1_H
2
MOTOR
CN1001
1
Q1017
KTD1146YTA
MOTOR SWITCH
390
R1060
Q1017
Q1016
C1055
50V0.1
10K
R1059
Q1016
KRA102STA
DECK MUTING SWITCH
121
W1002
M
2
MECHANISM CIRCUIT
IC971
CNB13030R2AU
PHOTO INTERRUPTER
S975
S972
S971
R973
39K
_R
HALF
VREF
_GND
Z971
RGSD12A1445T
IC951
CNB13030R2AU
PHOTO INTERRUPTER
R952
820
RECINH
RECINH_F
HALF
MODE
MODE
RECINH
S951
MODE
S952
HALF
MA2C16500E
_F
PL971
D951
R972
820
1234567
STBY
AD_OUT
_5V
D971
MA2C16500E
PL970
MODE
D1_CRO2
GND
PHOTO_T
HALF
STBY_5V
VREF_GND
PHOTO_S
MODE
D1_CRO2
GND
PHOTO_T
HALF
STBY_5V
VREF_GND
PL
PL2
1
PL1
2
STBY_5V
3
PL_GND
4
5
6
7
8
9
10
CN971
TO
PANEL
CIRCUIT
(CP600) ON
SCHEMATIC
DIAGRAM-9
AD_OUT
PHOTO_PB
PHOTO_RP
HALF_PB
PL
VREF_GND
MODE_PB
R953
39K
SCHEMATIC DIAGRAM - 12
TO
MAIN
CIRCUIT
(CN300) ON
SCHEMATIC
DIAGRAM-6
TO
MAIN
CIRCUIT
(CN301) ON
SCHEMATIC
DIAGRAM-6
CN500
CN501
POWER CIRCUIT
RSN315H42-P
FAN
1
DC_DET
2
MUTE_H
3
+15V
4
HI_L
5
HI_R
6
A_GND
7
LO_L
8
LO_R
9
10
11
T GND
12
P GND
1
D GND
2
uP GND
3
4
CD8V
5
6
7
LED 9V
8
MOT10V
9
+9V
10
-9V
11
SW 5V
12
: +B SIGNAL LINE
IC501
POWER HIC
15V VOLTAGE REGULATOR
B1AAKD000009
5V VOLTAGE REGUALTOR
KRA110MTA
CURRENT LIMITING SWITCH
(SHORT CIRCUIT PROTECTION)
Q508
-VD
+VD
C501
0.01
C242
820P
C442
820P
C240
820P
C440
820P
Q503
KTC2026
Q508
Q506
C514
0.01
R532
150
3.3K
R445
15K
R446
R531
-IN 2 1
3.3K
R245
R246
2.2K
-IN 2 2
15K
R524
2.2
C513
25V10
B0BA5R600016
: -B SIGNAL LINE : MAIN SIGNAL LINE
IC501
IN GND
-IN 1 1
-IN 1 2
OUT GND
-VCCM
OUT 1 2
AC DET
OUT 1 1
OUT 2 2
-VCC 1
10K
R501
R250
68K
C243
15P
R450 68K
C443
15P
R249
68K
C241
15P
HOUT_GND
R449
68K
C441
3.3K
R247
15P
3.3K
R447
Q514
15K
15K
R248
R448
Q514
B1AAGC000007
HEADPHONE
MUTING SWITCH
Q504
KTA1046
CURRENT STABILISER
SWITCH
Q507
KTC3199GRTA
10V VOLTAGE REGUALTOR
R502
D513
R503
B0AACK000004
C508
B0BA9R600002
B0BA01500003
B0AACK000004
22K
12K
16V10
D502
D501
D502
D504
Q503
R521
R523
470
R522
3.3K
D506
1T3T
2.7
D505
1T3T
D503
B0BA01400041
D508
C510
25V100
C509
0.01
D507
1T3T
+VCC 1
C507
16V10
Q502
R520
2.7
D504
R529
330
OUT 2 1
23456789101112131415161718
56K
R451
+VCC 2
L401
R453
R253
L201
R254
R454
150K
R251
47K
R504
R511
560
C506
R519
Q504
Q507
-VCC 2
1
L201-L202,L401-L402
10
10
L202
10
L402
G0AR76Y00001
C446
10
100K
220K
R252
R452
C503
1000P
Q512
10V VOLTAGE REGULATOR
VOLTAGE SUPPLY SWITCH
47K
R505
KTA1267GRTA
CURRENT CONTROL SWITCH
R509
R508
330
330
R510
2.7K
R512
2.7K
Q505
3.3K
0.01
R513
R516
15
R518
2.7
2.7
10K
0.01
C511
R528
C512
25V33
C246
0.047
0.047
C244
0.047
C444
0.047
C447
C247
100K
R506
C502
6.3V220
B1AAGC000007
DC DETECT SWITCH
Q513
Q501
KTC2026
Q502
KTA1046
Q505
R507
330
Q501
C504
D501
C505
16V100
R515
27
R517
2.7
2.2
2.2
R525
R526
D509
B0BA9R600002
R255
10
R455
10
0.047
0.047
Q512-Q513
0.01
R514
3.3K
R527
C245
R256
2.2
Q506
0.047
10
C448
0.01
R533
C530
0.18
R456
400
R530
1.2K
C445
C520
0.047
10
C540
50V2200
C_GND
C248
4700P
SPKR_L_GND
SPKR_R_GND
SPKR_L_GND
SPKR_R_GND
AC GND
SUB B
SUB+B
GND
50V2200
VCC+
VCC-
ACIN
E501
1
+
2
+
CHANNEL
SPEAKER
3
-
-
4
JK951
-
1
-
2
CHANNEL
+
3
SPEAKER
+
4
JK952
1
2
TO
3
TRANS-
4
FORMER
CIRCUIT
5
(CN950) ON
6
SCHEMATIC
DIAGRAM-13
7
8
9
H950/
W950
E500
HIGH
LOW
TO
POWER
CIRCUIT
(H950/
W950) ON
SCHEMATIC
DIAGRAM-12
TO
PANEL
CIRCUIT
(H600/
W600) ON
SCHEMATIC
DIAGRAM-9
SCHEMATIC DIAGRAM - 13
TRANSFORMER CIRCUIT
VCC+
1
2
VCC-
3
4
AC GND
5
6
AC_IN
7
SUB B
8
SUB+B GND
9
CN950
Q951
1
2
3
4
5
6
7
8
9
CN951
2SB621ARSTA
VOLTAGE REGULATOR
(-VP)
FL2
-VP
FL1
SYS6V
SYS6V
PCONT
SYNC
D_GND
ST_GND
KRC102MTA
SYCHRONISING
Q952
SWITCH
Q952
Q951
C957
100V10
25V2200
C950
0.01
C958
R961
150
B0EAKM000085
KTC3205YTA
VOLTAGE REGULATOR
0.01
C954
D954
D956
R959
4.7K
R960
D960
MTZJ27ATA
D966
Q950
SYSTEM 6V
R958
10K
R957
: +B SIGNAL LINE : -B SIGNAL LINE
D950-D953
1N5402BM21
D954-D957
1T3T
C959
0.01
4.7
R956
10
D955
D957
D952
D953
C956
63V100
R955
D959
1T3T
10
R954
10
D950
D951
D958
1T3T
C960
FP950
4000
C955
50V100
0.1
Q950
0.01
C953
C952
10V47
B0BA6R600008
10K
C963
35V4.7
D963
D964
FP951
1000
R952
2.2K
C961
16V1000P
T950
ETP76VMT61WA
Q953
B1AAGC000007
POWER CONTROL
SWITCH
Q953
R951
3.3K
D961-D963
B0EAKM000085
D961
C951
0.01
D962
RSY0040M-0
3
T951
G4C2AAJ00005
RL950
21
4
D965
1T3T
FC1
Z950
ERZV10V511CS
F1
250V 1A
FC2
L950
ELF15N035AN
1
2
JK950
3
230V-240V
50Hz
4
CD DETECT
CIRCUIT
W2
3
2
SW4
1
CD
D1
B0CAAD000002
D1
SW5
LOAD
SPINDLE
POSITION
CIRCUIT
IC1
C0GAM0000005
MOTOR DRIVE
S
VCC
V
NC
9
10
8
7
C2
0.01
M
RM1
Q1
W2
3
2
1
4
4
3
3
2
2
1
1
W1
B1GACFGG0004
POWER SUPPLY
6
5
C1
16V100
R1 1K
D2
B0BA4R60003
SW2
PUSH
SW1
PUSH
SW3
OPEN
Q1
CONTROL
4
VREF
NC
2
3
1
L
BOTTOMSW
DRIVEPOWER
PLUNGER
POSITION
PSLED
D_GND
SW2
P_GND
SW1
OPEN
CLAMP
CCW
HALF
CW
1
2
3
4
5
6
TO
7
MAIN CIRCUIT
(CN309) ON
8
SCHEMATIC
9
DIAGRAM-4
10
11
12
13
14
CN1
CD LOADING
CIRCUIT
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