Read Sharp CD-MD3000 (serv.man11) Service Manual online
CD-MD3000H/CD-MD3000W
– 68 –
Figure 68 SCHEMATIC DIAGRAM (15/16)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 46.
• The numbers
1
to
36
are waveform numbers shown in page 86-87.
TP1630
TP1303
TP1130
TP1136
TP1422
TP1421
TP1420
TP1451
TP1402
TP1403
TP1406
TP1407
TP1408
TP1404
TP1401
TP1409
TP1405
TP1606
TP1135
TP1131
TP1133
TP1254
TP1253
TP1252
TP1251
TP1250
48
TP1330
TP1604
TP1605
TP1542
TP1541
TP1601
TP1600
TP1400
TP1602
TP1603
TP1603
TP1543
TP1302
CN1300
TP1300
TP1301
TP1103
TP1116
TP1112
TP1117
TP1118
TP1119
TP1105
TP1106
TP1107
TP1108
TP1109
TP1115
TP1110
TP1111
TP1113
TP1123
TP1122
TP1121
TP1120
TP1104
TP1102
TP1101
TP1100
TP1201
TP1202
SLDRF
FODRF
TRDRF
SPDRF
SPDRF
SLDRF
TRDRF
FODRF
SYWR
SYRD
SYRS
SLDRR
SPDRR
TRDRR
FODRR
DSENSE
STID
SYD7
SYWR
SYRD
SYRS
FOK
SBCK
SBO
DSCK
MDDATA
KDATA
DSTB
DISC
TRDRR
SGAIN
DISC
DTEMP
A1
A2
A3
SLDRR
SPDRR
FODRR
FN
FP
TP
TN
FN
TP
LDON
LDVAR
3.2V
2.6V
3.2V
VREF
AVCC2
G1
S2
S2
HFON
P/R
A2
FRASH H
DSENSE
64M
SBCK
SFSY
SBO
FLASH L
S1
S1
S1
D1
D2 G2
G2
D2
D1
S
G1
AVCK3
T+ T-
ADJS
EFMO-I
WBO-I
BOUT-IN
AOUT-IN
TCG
FOUT-IN
EOUT-IN
FOUT-IN
EOUT-IN
BOUT-IN
AOUT-IN
TCG
WBO-I
DISC
DTEMP
VREF
VREF
FIN
EIN
BIN
AIN
RF3
RF4
RF1
RF2
TRY+
SPDRR
SPDRF
SLDRR
SLDRF
TRDRR
TRDRF
FODRR
EFMMON
SYRS
SYRDX
AVCC1
EFMI
AGND1
EFMI
AGND1
TCG
WBI
RAA3
RAA2
VDD1
DGND
FODRF
WP
SCL
A0
SDA
VCC
A1
VSS
MAGNETIC
HEAD
(RECORD)
F+ F-
SLD+
SLD-
SP+
SP-
TRY-
F+ F- T+ T-
F+ F- T+ T-
R/P
R/P
R/P
HDON
MINF
EFMO
HDON
INNSW
LD+
LD-
LD-
LD+
LEAD IN
LOADING
MINF
MINF
LEAD IN
GND
LOADING
MINF
MINF
MINF
R/P
HDON
R/P
LOADING
DINT
RAST
TEST1
EEPD
GND
FOK
SYWR
SYRS
SYRD
SEACH OUT
STID OUT
CNVSS
BYTE
VREF
AVCC
MCCK
ST-ID
SERCH
SERCH
CIN
SGAIN
UNLOCK
TEST2
MDRSW
KDATA
EEPK
AVCK2
LDVAR
TESTK1
AVCK1
TEST-K
MDDATA
DSCK
TEST0
MINF
HDON
R/P
DSTB
CDB SEL
VSS
VCC
RESET
EEPRO
4M/16M
AGC
ESW
BOUT
MODE
SW
EFMAGC
ASW
BSW
FSW
TCGO
OPICPW
VCC2
WBO
GND2
ADIPNF
ADAGI
DCNF
VCC1
BIAS
GND1
NIN
PITG
3+4
PIN
1+2
1234
AOUT
BOUT
EOUT
DTEMP
DISC
BPF
R
and
SW
DIFF
ADIP AGC
BIAS
RF1
RF2
REFI
REFO
RFADD
TCGI
AIN
BIN
EIN
FOUT
EOUT
AOUT
ADIPO
ADAGC
EFMO
1.25V
CH3IN
OUT3
IN3-
IN3-
VBS2
Vm2
IN3+
NC
GND
VM3+
VM3-
VM4-
VM4+
VM5+
VM5-
OUT5
IN5-
IN5+
IN4+
IN4-
OUT4
VREF
SS.GND
MUTE2
MUTE1
IN2+
IN2-
OUT2
VM2-
VM2+
GND
VM1+
VM1-
OUT1
IN1-
VBS1
IN1+
REGB
REG+
+
-
GND
GND
GND
VCC
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
28
SGAIN
FIN
RF4
RF3
TN
FP
1
2
1
2
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
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
1
2
3
4
5
2
3
4
5
1
2
3
4
5
2
3
4
5
1
2
3
4
5
6
2
3
4
5
6
1
2
3
4
5
6
2
3
4
5
6
1
2
2
5 4 3
1
1 2 3 4 5 6 7
1
2
3
4
2
3
4
8
30
31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
7
6
5
6
5
14 13 12 11 10 9 8
2
3
4
3
4
8
7
6
5
7
6
5
2
2
1
1
5
4
3
4
3
1
2
3
4
5
2
3
4
5
7
6
8
9
9
10
11
12
13
14
15
16
17
18
19
11
12
13
14
15
16
17
18
19
20
21
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
VREFO
SGAIN
P-DOWN
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
27
99
100
VBAT
FIN
EIN
BIN
AIN
X176KO
TEST2
8
7
6
5
4
3
2
1
APCIN
LDON
LDVCC
DGND
B
LVVOUT
F.COIL
T.COIL
I/V
I/V
I/V
I/V
SW
APCOUT
DGND
LDVAR
A
COM
RF1
F
E
RF2
RF4
VCC
MP/R
RF3
T-
F-
AGND
F+
T+
DGND
EXT.C
LDOUT
APC
LVV
LDON
GND
VCC
LVVIN
+2.8V
MD PICKUP UNIT
LDVAR
FLEXIBLE
PWB
PWB
TP1971
TP1972
TP1975
TP1974
TP1974
TP1973
TP1945
TP1944
TP1946
TP1943
TP1941
TP1942
+
–
–
+
LEAD IN
LD-
LD+
+
–
MINF
LOADING
GND
CW1931
M
M
M
MD MECHANISM
SWITCH PWB-K1
MD LOADING
MOTOR PWB-K2
1
3
3
2
1
2
8
9
13
14
15
11
1
6
1
6
1
5
1
5
EFMO-I
12
C1112 5P(CH)
R1114
12K
C1113
1
C1114
0.1
C1115
0.1
C1116
1
C1117
1
R1119 220K
C1119 0.47
C1118 0.47
C1121
0.22
C1123
0.1
C1122
1
1
R1125
2.2K
R1124
2.2K
R1123
12K
R1122
12K
R1120
270K
C1124
0.22
0.22
R1121
39K
39K
R1117
47K
R1118
330K
330K
R1115
330K
R1116
47K
R1113
560K
R1112
82K
R1110
560K
R1111
82K
C1111
1
C1110
1
IC1101
IR3R58M
RF SIGNAL
PROCESSOR
L1100
0.47
µ
H
R1100
27
R1101
1
C1100
4.7
R1102
10K
R1105
1.2K
C1107
0.033
C1125
1
L1101
10
µ
H
CN1101
R1301
10
C1301
0.027
C1300 47P(CH)
D1300
SBE803
IC1301
FTD2005
HEAD DRIVER
IC1302
CPH5608
HEAD DRIVER
R1300
8.2
C1302
10
C1303
1
R1304
150
150
L1300
4.7
µ
H
R1612
150K
R1614
100K
IC1300
74ACT02T
HEAD DRIVER
C1304
220P
(CH)
220P
(CH)
R1401
2.7K
D1402
1SS355
1SS355
IC1402
58X2402T
EEPROM
R1406
10K
10K
R1460
10K
R1463
10K
C1403
0.1
R1600
6.8K
C1601
820P
820P
R1601
6.8K
C1602
820P
R1605 10K
C1603
820P
C1604
820P
R1606
10K
C1607
1
CN1401
C1402
0.022
0.022
C1611
0.0056
R1616
10K
C1612
0.0056
R1617
10K C1610
4.7
C1619
330P(CH)
CN1402
R1618
15K
15K
C1613
0.015
R1624
6.8K
C1655
0.015
R1623
22K
R1622
22K
R1621
6.8K
R1620
15K
C1615
0.015
IC1601
R1405
100K
Q1402
UN2113
Q1403
UN2213
UN2213
R1461
10K
R1430
10K
R1408 3.3K
R1418
1K
R1417
1K
C1406
680P
C1405 680P
R1415
1K
C1404 0.047
R1414
220K
R1420
1K
R1403
470
C1407
0.047
R1424
47K
C1201
10
C1211
0.1
C1262 270P(CH)
C1261
270P(CH)
C1266
27P(CH)
C1263 270P(CH)
C1264 270P(CH)
C1265
270P(CH)
R1265
22K
R1264
22K
22K
R1263
22K
22K
R1262
22K
22K
R1261
22K
22K
R1266
22K
R1200
100K
R1201
100K
100K
R1202
120K
120K
R1203
120K
120K
R1204
82K
82K
R1205
82K
R1206
62K
62K
R1207
62K
C1200
1
IC1401
IX0349AW
MD SYSTEM
MICROCOMPUTER
CN1931
SW1932
LOADING
SW1933
RECORD
SW1930
WRITE PRO
SW1931
DISC MEDIA
SW1934
PLAY
R1933
270
270
R1932
120
R1931
560
R1930
390
M903
MD LOADING
MOTOR
CW1932
CN1932
M902
MD SLED
MOTOR
M901
MD SPINDLE
MOTOR
SW1936
LEAD IN
C1606
10
IC1601
M56788FP
MOTOR DRIVER
R1407
3.3K
4
7
10
16
30
17
28
31
29
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