Sharp CD-MD3000 (serv.man10) Service Manual ▷ View online
– 53 –
CD-MD3000H/CD-MD3000W
Figure 53 BLOCK DIAGRAM (7/7)
1 2 3 4
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
D GND
D GND
RESET
MD-ST
DSCK
KDATA
MDDATA
DSTB
D GND
D GND
DVDD
DVDD
PCONTO
LOADSW
AVCC
L OUT
AA GND
R OUT
SERCH
AD GND
R IN
AA GND
L IN
DIG OUT
D GND
DIG IN
BACKUP
P DOWN
CDLRCK
CDBCLK
GND
CDDATA
BACKUP
70 34 25 12 20 33 21 32 31
MECHANISM
+4.75~5.25V
+3.2V
IC1402
58X2402T
EEPROM
30
29
98
5
6
8
IC1801
XC62EP32
REGULATOR
3
AUDIO IN
AUDIO OUT
IC1702
NJM431U
REGULTOR
1
2
3 5
24
26
3
+3.2V
MECHANISM
+4.75~5.25V
+3.2V
IC1401
IX0349AW
MD SYSTEM
MICROCOMPUTER
58
67
66
+3.2V
DOUT DIN
A/D
CONVERTER
D/A
CONVERTER
IC1701
UDA1345
AD/DA
CONVERTER
IC1202
IX2474AF
4M-BIT
DRAM
5
9
11
15
~
~
26
29
~
32
36
42
~
IC1201
LR37814
ENDEC/ATRAC
XL1201
33.8688MHz
IC1101
IR3R58M
RF SIGNAL
PROCESSOR
+3.2V
+3.2V
MECHANISM
+4.75~5.25V
E-F SIGNAL A-B SIGNAL
RF1~RF4 SIGNAL
IC1601
M56788FP
MOTOR DRIVER
12
10
15
M
M903
MD LOADING
MOTOR
SW1932
LOADING
SW1934
PLAY
SW1936
LEAD IN
MONITOR
DIODE
LASER
DIODE
RF4
RF3
RF2
RF1
LIGHT
RECEIVING
SECTION
ERROR
SIGNAL
SIGNAL
LIGHT
RECEIVING
SECTION
RF
M
M902
MD SLED MOTOR
F
A
B
E
SW1933
RECODE
SW1931
DISC MEDIA
SW1930
WRITE PRO
M
M901
MD SPINDLE
MOTOR
MD PICKUP UNIT
FOCUS
TRACKING
MAGNETIC
HEAD
(RECORD)
+4.75~5.25V
IC1300
74ACT02T
HEAD
DRIVER
65
64
MD
R
L
R
L
IX
XO
CN1501
CN1502
TO MAIN UNIT
TO MAIN UNIT
57
59
+3.2V
IC1802
XC62FP262P
REGULATOR
3
+2.6V
2
5 13
2
40
29
1
3
37
4
73
74
ADDATA
DADATA
18
19
~
EFMO
EFMI
CD-MD3000H/CD-MD3000W
– 54 –
Figure 54 SCHEMATIC DIAGRAM (1/16)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 46.
CD-MD3000H
1
1
3
2
3
2
1
3
2
E
F
G
H
I
J
K
L
M
N
MAIN PWB-A1(1/3)
FM SIGNAL
AM SIGNAL
SWITCHING
SWITCHING
SWITCHING
C370
1/50
FE301
FM FRONT END
CT37
0.1
XT21
4.332MHz
RT26
1K
CT21
100/16
RT39
220K
CT23
10/50
LT22
2.2
µ
H
CT25
560P
CT24
0.022
DT31
DS1SS133
ICT21
LC72722
RDS DECORDER
LT21
2.2
µ
H
CT22
0.022
RT37 220K
RT28
1K
RT36 220K
RT35 220K
CT29
0.022
CT26
22P(CH)
CT27
22P(CH)
CT28
100/16
R
T29
1K
RT30
1K
QT21
KTC3199 GR
CT36
0.022
0.022
RT32
10K
RT33
56K
RT34
56K
R354 3.9K
R389
3.9K
L352
100
µ
H
R391
270
R393
1K
R377
47K
C395 0.022
C396
100/16
X351
456 kHz
R359
1.8K
C367
1/50
R350
2.7K
C364 4.7/50
C363
0.022
C365
0.022
L353
1mH
VR351
10K(B)
C362
3.3/50
C350
0.047
C361
0.022
C342
0.022
IC303
LA1832S
R351
5.6K
C352
10/50
C351
0.022
R355
3.3K
C356
0.001
C357
2.2/50
C355
22P
(CH)
C399
0.022
0.022
C398
100/16
R353
270
C354
C353 0.022
0.022
C366
0.001
R356
1K
C368
1/50
CF351
T351
C358
1/50
R352
1K
C343
33P(CH)
C374
0.022
R358
8.2K
R363
1.2K
C373
0.022
R357
470K
470K
Q351
KRC104 M
R364
1.2K
C372 1/50
C371
1/50
R362 4.7K
R361
4.7K
R370
1K
CF352
Q301
2SC380 O
R346
330
CF302
R349
33
R347
6.8K
R348
680
R344
470
470
C330
18P(CH)
R336
10K
C323
0.022
0.022
T302
C332
0.022
C331
0.047
T306
C335
330P
(CH)
C334
18P(CH)
C337
0.022
0.022
VD301
SVC348S
R323
68K
C339
100P(CH)
D301
DS1SS133
D302
DS1SS133
C338
0.001
L341
BALUN
D304
DS1SS133
D303
DS1SS133
CNP301
D311
DS1SS133
D312
DS1SS133
SO301
FM ANTENNA
TERMINAL
C310 100P(CH)
C311
100P(CH)
C312
100P
(CH)
C384
0.001
0.001
R372
1K
R373
1K
R374
1K
D305
DS1SS133
D306
DS1SS133
R399
10K
C389
0.001
R392
270
DZ351
DZ5.1BSB
R383
5.6K
C302 0.001
Q371
KTA1266 GR
Q360
2SB562 C
R384
5.6K
R371
4.7K
C391
47/16
R385
5.6K
D352
DS1SS133
IC302
LC72131
PLL(TUNER)
C390 0.001
L351
100
µ
H
C394
47/16
C387
0.022
R380
1.5K
R379
2.2K
C385
0.01
C392
0.001
C393
1/50
R381
10K
R345
4.7K
C321 100/16
R376
1K
C386
330P(CH)
C341
0.1
C346
0.022
0.022
L342
2.2
µ
H
X352
4.5 MHz
C381
12P(CH)
C382
15P
(CH)
R378
82K
C397
0.022
R360
4.7K
R382
150
C380
10/50
10/50
R395
47K
C347
0.022
C301 0.001
R369
82
C345
0.022
0.022
TP302
CF301
L354
LOW PASS
FILTER
C319
0.1
1
3
2
C320 0.047
IC303
LA1832S
FM IF DET./FM MPX./
AM IF
VT
TP301
VT_CK
A_GND
TUN_R
VSM
TUN_L
A_+B
D_GND
C2B_CE
C2B_CL
C2B_DI
C2B_DO
C2B_CE
C2B_CL
C2B_DI
C2B_DO
AM LOOP
ANTENNA
1
2
1
2
24
23
22
21
20
19
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
FM IF IN
AM MIX OUT
AM OSC OUT
FM AFC
AM OSC IN
AM RF IN
AM LOW CUT
VSM
FM/AM OUT
MPX VCO
MPX IN
R-CH OUT
L-CH OUT
PHASE
(FM/AM)
(FM/AM)
PHASE
IF OUT
VCC
FM DET
STEREO
SD
GND
AM IF IN
REG
MO/ST
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
MUTE
IO2
IF IN
X OUT
X IN
CE
DI
CL
DO
AM IN
FM IN
VDD
PD
AIN
AOUT
VSS
FM
MW
MO/ST
ST IND
NC
24
23
22
21
20
19
18
17
16
15
14
13
12 11 10
9 8 7 6
5 4
3 2 1
VREF
FLOUT
VSSA
MPXIN
CIN
T1
T2
T3
T5
XOUT
VSSD
T7
SYNC
DI
RDS-ID
DO
CL
SYR
T6
CE
VDDD
XIN
VDDA
T4
C2B_CL
C2B_DI
C2B_CE
C2B_DO
8
7
6
6
5
4
3
2
1
ANT
GND
GND
GND
GND
VT
VCC
IF OUT
F OUT
18
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
2.3V
0V
0V
0V
2.4V
1.8V
7V
0V
8.3V
0.07V
2V
2V
2V
0V
4.7V
4.7V
2.5V
4.6V
3.9V
3.4V
3.4V
5V
1.8V
2.4V
2.4V
2.4V
5V
0V
2.4V
2.4V
0V
0.5V
2.4V
2.3V
5V
0V
0V
0V
0V
0V
0V
3.6V
1.2V
1.2V
2V
2.1V
2.1V
2.3V
0V
0.3V
2.4V
4.6V
4.6V
3V
0.8V
0V
0V
0V
0V
0V
4.7V
0.1V
3.5V
4.1V
3.6V
4.7V
0V
4.7V
0V
0V
2.3V
4.7V
0.8V
0.8V
1.3V
0V
2.3V
+B
+B
FM
MUTE
LEVEL
AM IF
AM TRACKING fL
AM BAND COVERAGE fL
AM ANT.
AM OSC.
FM IF AMP.
AMP.
+B
+B
+B
TO AUDIO SECTION
P63 10-A
FM IF
FM IF
FM IF
4.7V
4.7V
0V
10V
10V
9.2V
C320 0.047
– 55 –
CD-MD3000H/CD-MD3000W
Figure 55 SCHEMATIC DIAGRAM (2/16)
7
8
9
10
11
12
CD-MD3000W
1
3
2
1
2
3
MAIN PWB-A1(1/3)
AM IF
AM IF
FM IF
FM OSC.
SWITCHING
AM TRACKING fL
AM BAND
COVERAGE fL
FMRF
TP301
C319
0.1
2
1
3
C320 0.047
C370
1/50
R327
33
C317
0.001
C316
0.1
R354
3.9K
R389
3.9K
L352 100
µ
H
R391
390
R393
1K
R377
47K
C395 0.022
C396
100/16
X351
456kHz
R359
1.8K
C367
1/50
C364
4.7/50
4.7/50
C363
0.022
0.022
C365
0.022
0.022
L353
1mH
C362
3.3/50
C350
0.047
C361
0.022
C342
0.022
IC303
LA1832S
FM IF DET./FM MPX./AM IF
R351
5.6K
C352
10/50
C351
0.022
R355
3.3K
C356 0.001
C357
2.2/50
C355
22P
(CH)
C399
0.022
R353
270
C354
0.022
0.022
C353
0.022
0.022
C366
0.001
0.001
R356
1K
C368
1/50
CF351
FM IF
FM IF
T351
C358
1/50
R352
1K
C343
33P
(CH)
33P
(CH)
C374
0.015
R358
8.2K
R363
1.2K
C373
0.015
R357
470K
470K
Q351
KRC104 M
R364
1.2K
C372 1/50
C371
1/50
R362 8.2K
R361
8.2K
R370
1K
CF352
CF302
FM IF
10.7MHz
C330
18P(CH)
R336
10K
C323
0.022
C332
0.022
C331
0.047
T306
AM OSC.
C335
330P(CH)
C337
0.022
VD301
SVC348S
R323
68K
C339
100P
(CH)
R325 47K
C318
100P(CH)
R322
680
C303
10P(CH)
BF301
D301
DS1SS133
D302
DS1SS133
C338
0.001
D304
DS1SS133
D303
DS1SS133
C327
0.1
T312
R311
100K
100K
R313
33K
C309 0.001
C324
4P(CH)
C326
18P(CH)
L312
C305
5P(CH)
C315
0.0047
R302
10
10
C314
0.0047
C304
0.01
D310
DS1SS133
R314
22
C313
22P
(CH)
IC301
TA7358AP
FM FRONT END
C325
15P(CH)
VD302
SVC211C
R309
10K
T311
D311 DS1SS133
D312 DS1SS133
C310
100P
(CH)
C311
100P(CH)
C312
100P
(CH)
C384
0.001
0.001
R372
1K
R373
1K
R374
1K
D305
DS1SS133
D306
DS1SS133
R399
10K
C389
0.001
R392
390
DZ351
DZ5.1BSB
R383
5.6K
Q371
KTA1266 GR
Q360
2SB562 C
R384
5.6K
R371
4.7K
C391
47/16
R385
5.6K
D352
DS1SS133
IC302
C390
0.001
L351
100
µ
H
C394
47/16
C387
0.022
R380
1.5K
R379
2.2K
C385
0.01
C392
0.001
C393
1/50
R381
10K
R345
4.7K
C321
100/16
R376
1K
C386
330P
(CH)
C341
0.1
C346
0.022
0.022
L342
2.2
µ
H
X352
4.5MHz
C381
12P(CH)
12P(CH)
C382
15P(CH)
R378
82K
C397
0.022
R360
4.7K
R382
150
R395
47K
C347
0.022
C301
0.001
C345
0.022
0.022
C334
18P(CH)
BAND
PASS
FILTER
VD303
SVC211C
Q302
KTC3194 Y
R369
1K
C308
5P(CH)
5P(CH)
C380
10/50
FM
MUTE
LEVEL
VR351
10K(B)
R350
2.7K
C398
100/16
100/16
IC302
LC72131
PLL(TUNER)
T302
C306
0.001
0.8V
1.6V
3.6V
1.6V
0V
3.6V
2.9V
3.6V
3.6V
0.1V
1.8V
0.8V
2.3V
0V
0V
0V
4.7V
0.1V
3.5V
4.1V
3.6V
4.7V
0.8V
0.8V
4.7V
4.7V
2.3V
0V
0V
4.7V
4.7V
0V
9.2V
10V
10V
2V
4.6V
2V
2V
0V
4.7V
4.7V
2.5V
4.6V
3.9V
3.4V
3V
4.6V
2.4V
0.3V
0V
2.3V
2.1V
2V
1.2V
1.2V
1.2V
3.6V
3.4V
0V
0V
2.3V
1.3V
2.1V
VT_CK
A_GND
TUN_R
VSM
TUN_L
A_+B
D_GND
C2B_CE
C2B_CL
C2B_DI
C2B_DO
3
2
1
9
8
7
6
5
4
3
2
1
24
23
22
21
20
19
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
FM IF IN
AM MIX OUT
AM OSC OUT
FM AFC
AM OSC IN
AM RF IN
AM LOW
CUT
VSM
FM/AM
OUT
MPX VCO
MPX IN
R-CH OUT
L-CH OUT
PHASE
(FM/AM)
(FM/AM)
PHASE
IF OUT
VCC
FM DET
STEREO
SD
GND
AM IF IN
REG
MO/ST
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
NC
MUTE
IO2
IF IN
X OUT
X IN
CE
DI
CL
DO
AM IN
FM IN
VDD
PD
AIN
AOUT
VSS
FM
MW
MO/ST
ST IND
NC
C2B_CL
C2B_DI
C2B_CE
C2B_DO
18
E
F
G
H
I
J
K
L
M
N
TO AUDIO SECTION
P63 10-A
AM SIGNAL
FM SIGNAL
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
IC303
LA1832S
T311
FM BAND
COVERAGE fL
AM
ANTENNA
OSC BUFF
SWITCHING
SWITCHING
+B
+B
FM
AM
CNP303
1 2 3
3
2
1
FM/AM
LOOP
ANTENNA
LOOP
ANTENNA
CD-MD3000H/CD-MD3000W
– 56 –
Figure 56 SCHEMATIC DIAGRAM (3/16)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 46.
MAIN PWB-A1 (3/3)
TO CD PWB
1
33
CNP1
P60 1-D
CD SIGNAL
RECORD SIGNAL
PLAYBACK SIGNAL
FM SIGNAL
CNP806
CD-MD3000H: P64 1-C
CD-MD3000W: P66 1-C
LCD-E
R1062
3.3K
4
3
2
1
3
2
1
4
3
2
1
CD_BCK
CD_LRCK
CD_DATA
D_GND
CD_DATA
D_GND
CD_BCK
CD_LRCK
RELAY PWB-A2
FROM MD PWB
CW1502B
P69 12-E
FROM CD PWB
CNS11B
P60 1-F
MD SIGNAL
TAPE MECHANISM
ASSEMBLY (1/2)
TAPE
MECHANISM
PWB-H
F_REC
CST_SW
NC
NC
+
–
SOLENOID
–COM
+MTR
PLAY SW
+5V SENSOR
SENSOR OUT
+SOL
R_REC
M
PLAY
SWITCH
TAPE
MOTOR
CASSETTE
SWITCH
M
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
R1141
1K
C998
22/10
22/10
CNP901
R1133
470
IC912
BU2092F
R1124A
10K
R902 1K
C945
0.1
R1046
12K
12K
R946
1K
R991
1K
R1106 10K
R1107 10K
R1108 10K
R1109 10K
R1105A 10K
C995
100P(CH)
C936
100P(CH)
R1086 5.6K
R987 1K
R1087 5.6K
R1088 5.6K
R988 1K
R927 100
R1099
47K
R945 100
R995 1K
R1066
10K
R966 1K
R1065
10K
R965 1K
R944 1K
X902
32.768KHz
32.768KHz
C941
22P
(CH)
C902
0.1
R969 1K
R1068
10K
R1060
100K
D902
DS1SS133
D901
DS1SS133
R1008
1K
R1031
1K
R1007
1K
Q909
KRC107 M
R1015
820
C913
2.2/50
R1014
100K
Q907
KRC107 M
R1013
47K
D910
DS1SS133
C912
47/16
Q906
KRC107 M
R1012
1K
L910
47H
R1011
100K
BI960
C901
1000/6.3
C903
0.1/50
D905
DS1SS133
L901
100
µ
H
C904
0.01
R1003
4.7K
IC905
KIA7042AP
RESET
R1002
100K
R1001
47K
C906
0.1
0.1
C905
3.3/50
Q901
KRC102 M
D906
DS1SS133
D907
DS1SS133
C907
10/50
R963 1K
R962 1K
C964
0.1/50
C916
0.1/50
C917
0.1/50
R920 1K
R1023 1K
R972 1K
R904 1K
R1056 10K
R1058
100K
R1036
5.6K
R921 1K
R1053 10K
R967 1K
R968 1K
R1050 1K
R948 1K
R907 1K
R918 1K
R919 1K
R914 1K
R958 1K
R934 1K
R915 1K
R917 1K
R957 1K
R956 1K
R1055 10K
R947 1K
R955 1K
R954 1K
X901
8MHz
8MHz
R959 1K
R960 1K
C957
150P(CH)
R941
330K
330K
R932 1K
R906 1K
C958
390P
C943
0.1
R1048
10K
10K
R908 1K
R910 1K
R1051 1K
R971 1K
R1022
47K
R970 1K
R974 220
R933 1K
C950
150P
(CH)
R1044
22K
R1057 10K
C970
0.1
0.1
R1054 10K
R905 1K
C942
18P
(CH)
R953 1K
R943
1K
R936 1K
R935 1K
R1035
5.6K
R911 1K
R912 1K
R913 1K
R1032 1K
R1052 1K
R1052 1K
FFC901
IC901
IX0354AW
SYSTEM
MICROCOMPUTER
D
D
D
CNP970
IC912
BU2092F
OUTPUT
EXPANDER
IC905
FFC970
Q905
2SB561 C
Q908
2SB561 C
D952
DS1SS133
SW901
SPAN
SELECTOR
SPAN
SELECTOR
R1033
10K
R1119A 1K
CNP921
CNP925
R1118A 1K
18
17
16
15
14
13
12
11
10
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
NC
CD-SW
NC
AUX_SEL
DIG_SEL
FAN
PNL_OP
PNL_OP
CD-R_SEL
SW12
LCK
SW10
SW11
SW5
SW7
SW8
SW9
VSS
DATA
DATA
VDD
OE
PNL_CL
CLK
NC
EX-DATA
EX-CLK
LCK1
REC_BIAS
RUN_PUL
SOL
MOTOR
30
29
28
27
26
25
LCD E (4.6V)
0V
CD MUTE
0V
0V
0V F
5V
5V CD
0V TEST/Vpp
0V LCK2
5V VDD
0V DEST_OUT2
TIMER LCD 5V
(2.5V) LCD DB5
(0.3V) LCD DB4
0V DATA
5V CST SW
5V CAM SW
5V B-FP SW
SPAN
5V RE
0V DEST_IN
0V CE
0V CLK
5V RUN PULSE
0V T-SOL
0V T-MOTOR
5V A-FP SW
0V LCK1
80
79
78
77
76 FH A-SW E 0.2V
0V CD
5V
0.2V FH
5V FH
0.2V FH
0.2V FH
5V FH
0V C
0V C
0V C
5V C
0V C
0V
51 AVDD A 5V
52
53
54
55
K-DATA/TX
MD-DATA/RX
AVref1 5V
AVSS 0V
KEY 4 5V
KEY 3 5V
MD-DSCK
MD RESET
MD SERCH
VSM 0.3V
MD DSTB
MD LOAD SW
LCD-RW/CDR-DATA (4.8V)
MD SID
TUNER DI 0V
TUNER DO 4.8V
LCD-E/CDR-CLK (4.6V)
TUNER CL 0V
KDATA
MDDATA
TX
RX
VSM
SID
MDDSCK
LOAD_SW
FH_A-SW_D
FH_A-SW_E
DSTB
LEVEL_R
LEVEL_L
RESET
SERCH
KEY3
C2B_CL
C2B_DI
KEY4
C2B_DO
L_CH
R_CH
A_GND2
C2B_CL
C2B_DO
C2B_CE
S-MUTE
P63 7-H
P63 12-C
M_+B
M_GND
CD_+B
CD_GND
A_+10V
A_GND
L CH
R CH
A_GND
A_+10V
A_GND
CD_+B
CD_GND
M_GND
M_+B
D_GND
A_+B
TO POWER
PWB
1 2 3 4 5 6 7 8
9 10 11 12 13 14 15
AUX_SEL
SIDE-B
SIDE-A
CST-SW
PB_MUTE
C2B_DI
VSM
CD-R_SEL
A_GND
CD_R
CD_L
P63 8-H
CAM-SW
RUN_PUL
MOTOR
SOL
3
2
1
5V BACK UP
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
SP_RLY
POWER
RX_IN
JOG-B
JOG-A
PROTECT
KEY2
KEY0
KEY1
RES
RESET 4.4V
XT1 2V
XT2 2.8V
VSS 0V
X1 2.3V
X2 2.6V
VDD 5V
JOG-B 5V
JOG-A 5V
REMOCON 5V
PROTECT 5V
C FUTA OP 0.2V
C FUTA CL 5V
SYS MUTE 5V
33
32
34
31
DIMMER
P-CLOSE
P-OPEN
P-OPEN
BACK LED CONT 5V
33
32
31
30
29
28
27
26
25
24
23
22
21
20
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
8
7
6
5
4
3
2
1
FH_A-SW_A
CD_BUS3
CD_BUCK
CD_CCE
CD_RES
FH_T-SW_C
FH_T-SW_B
FH_T-SW_A
FH_A-SW_B
FH_A-SW_C
FH_A-SW_D
FH_A-SW_E
FH_C-SW_A
FH_C-SW_B
CD_BUS2
CD-RW
CD_BUS1
T-MO_REV
CD_BUS0
T-MO_FOR
CD_L
PU-IN
A_GND
CD-RW
CD_BUS1
T-MO_REV
CD_BUS0
T-MO_FOR
CD_L
PU-IN
A_GND
CD_R
CD_GND
CD_GND
CD_GND
CD_+B
CD_+B
C-MO_REV
C-MO_FOR
1
12
2
3
4
5
6
7
8
9
10
11
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
0V
5V
0V
0V
0V
2.8V
0V
0V
0V
0V
0V
2.8V
0V
0V
0V
0V
0V
0V
0V
0V
1.1V
P_CONT
LCD_RESET
4
3
2
1
DEST_OUT1 0V
PB_MUTE 5V
REC 0V
REC BIAS 0V
LCD DB6 (2.5V)
LCD DB7 (1.3V)
N.C.
POWER RLY 0.8V
LCD RS (4.5V)
LCD R/W (4.7V)
SYS STOP 5V
Vref0 5V
KEY 0 5V
KEY 1 5V
SP RLY 5V
POWER KEY 5V
KEY 2 5V
FH A-SW D 0.2V
FH A-SW C 0.2V
FH A-SW B 0.2V
FH A-SW A 0.2V
1
2
3
1
1
12
12
0V
0V
0V
11.4V
11.4V
11.3V
11.3V
11.3V
11.3V
0V
0V
0V
0V
0V
1
1
1
2
2
2
3
3
3
5V
SOLENOID DRIVER
RUN PULSE
MOTOR DRIVER
MOTOR DRIVER
A_GND
g h i
O Q X Y U V W T R S
d c
b a
GND
CD-SW
0V
9
8
7
6
5
4
3
TO AUDIO SECTION
30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10
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
CD-MD3000W
ONLY
NC
LCD-RW
R1121
39K
R1120A
1.5K
R1075
3.3K
R1074 3.3K
R900 2.7K
RESET
50/9
100/10
NC
5V
4.4V
0V
0V
5V
5V
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