SD-SG11 (serv.man5). 4 - Schematic diagrams (36-49) - Sharp Audio Service Manual (repair manual). Page 13

Read Sharp SD-SG11 (serv.man5) Service Manual online

SD-SG11H
– 48 –
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1
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• NOTES ON SCHEMATIC DIAGRAM can be found on page 49.
Figure 48 SCHEMATIC DIAGRAM (13/14)
• The numbers   
1 
  to  
36 
 are waveform numbers shown in page 79, 80. (SD-NX10H)
+ 
–
M
R1207
39K
C1123
0.1
R1117
47K
R1116
47K
R1115
330K
C1607
1
C1606
10
C1125
1
C1262
C1261
R1265 27K
R1264 27K
R1263 27K
R1262 27K
R1261 27K
R1266 27K
C1266
22P(CH)
L1101
10
µ
H
R1118
330K
R1403 470  
R1201
56K
R1203
100K
R1205
68K
R1408
3.3K
C1405 680P
C1404 0.01
R1405
100K
C1406 680P
Q1402
UN2113
Q1403
UN2213
R1418
1K
R1417
1K
R1414
220K
R1407
3.3K
R1415 1K 
IC1401
IX0410AW
MD SYSTEM
MICROCOMPUTER
R1430
10K
R1435
10K
C1407
0.1
C1616
100/10
L1600
1
µ
H
C1304
220P(CH)
D1402
1SS355
R1100
27
R1401
2.7K
C1211
0.1
C1203
1
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
R1120 560K
C1124
0.1
R1121
100K
C1122
1
R1123
12K
R1122
12K
R1125
2.2K
C1263
C1264
C1265
C1200
1
R1113
680K
R1112
100K
R1110
680K
IC1101
IR3R58M
RF SIGNAL
PROCESSOR
R1424
47K
EEPROM
IC1402
58X2402T
C1403
0.01
D1300
SBE803
R1463
10K
R1300
6.8
IC1302
CPH5608
HEAD DRIVER
IC1301
FTD2005
HEAD DRIVER
R1301
10
C1301
0.022
C1300
47P(CH)
C1302  10 
C1611
0.0047
R1616
12K
R1618
22K
C1613
0.01
C1610
4.7
C1619
330P(CH)
IC1601
M56788FP
R1624
6.8K
C1655
0.01
R1623
22K
R1622
22K
R1621
6.8K
R1605
12K
C1603 680P (CH)
R1601
12K
C1602
470P
(CH)
CN1401
R1460
10K
R1406
10K
CN1402
R1304
150
C1303   1 
CN1300
IC1300
74ACT02T
HEAD DRIVER
L1300
4.7
µ
H
R1612
56K
R1614
33K
R1101
1
R1102
10K
L1100
0.47
µ
H 
R1111
100K
CN1101
C1100
4.7
R1105
1.2K
C1107
0.022
C1202
1
C1110
1
C1111
1
R1420
1K
E
C1201
10
MCCK
R1124
2.2K
CW1932
CN1932
M902
SLED
MOTOR
M901
SPINDLE
MOTOR
SW1936
LEAD IN 
CW1931
CN1931
R1933
270
R1932
120
R1931
560
R1930
390 
SW1932
LOADING
SW1933
RECORD
SW1930
WRITE PRO
SW1931
DISC MEDIA
SW1934
PLAY
M903
LOADING
MOTOR
CW1903
IC1202
IX2474AF
4MBIT D-RAM
IC1601
MOTOR DRIVER
C1261~C1265:
220P(CH)
FN
TP
FP
TN
FIN 
EIN 
BIN 
AIN 
RF3 
RF4 
RF1 
RF2 
R/P 
11  
9 
8 
7 
6 
5 
4 
3 
2 
1 
12  
48  
47  
46  
45 
44 
43  
42  
41  
40
39  
38  
37  
SGAIN 
DISC
DTEMP 
29
28  
27  
26  
25  
35  
36  
34  
33  
32 
31
30
FOUT-IN 
EOUT-IN 
BOUT-IN 
AOUT-IN 
TCG 
24 
23  
22  
21  
20  
19  
18  
17  
16  
15  
14  
13  
10  
AGC 
ESW 
BOUT
MODE
SW
EFMAGC
ASW 
BSW 
FSW 
TCGO
OPICPW
VCC2
WBO
GND2
ADIPNF
ADAGI
2-1
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 
RF3 
RF4 
REFI
REFO
RFADD 
TCGI
AIN 
BIN 
EIN 
FIN 
FOUT
EOUT
AOUT
ADIPO
ADAGC
EFMO
SGAIN
LDON
LDVAR 
SLD+
SLD–
SP+ 
SP–
5  4 3 
2 
1 
5 
4 
3 
2 
1 
8 
7 
6 
5 
4 
3 
2 
1 
G1
S2
S2
S1
S1
D1
D2 G2
G2
D2
D1
S 
G1
TRY+
TRY–
GND 
LOADING 
MINF
SLDRR 
SPDRR 
LEAD  IN 
LEAD  IN 
42
41
40
39
38
37
36
35
34
33
32
31
30
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
1.25V 
CH3IN 
OUT3
IN3–
VBS2
Vm2 
IN3+
NC
GND 
VM3+
VM3–
VM4–
VM4+
VM5+
VM5–
OUT5
IN5–
IN5+
IN4+
IN4–
OUT4
VREFO
VREF
SS.GND
MUTE2
MUTE1
IN2+
IN2–
OUT2
VM2–
VM2+
GND
VM1+
VM1–
OUT1
IN1–
Vm1
VBS1
IN1+
REGB
REG+
+ 
- 
GND 
GND
14 13 12 11 10
9  8 
7 
6 
5 
4 
3 
2 
1 
EFMO
HDON
GND 
VCC
F+F–
8 
7 
6 
5 
4 
3 
2 
1 
DINT
FODRR 
FN
FP
TP
TN
A2
T+T–
EFMO-I
WBO-I 
VREF
VREF
A0
A1
VSS 
T+
T-
T-
T+
F-
F+
R/P 
R/P 
HDON
MINF
LD+ 
LD- 
LD–
LD+ 
R/P 
HDON
LOADING 
SERCH 
DSENSE
SFSY
STID
DSCK
MDDATA
KDATA 
DSTB
INNSW 
R/P 
SLDRR 
SPDRR 
TRDRR 
FODRR 
RESET 
LDVAR 
CIN 
EFMO-I
WBO-I 
MINF
SYD1
SYD2
SYD3
SYD4
SYD5
SYD6
SYD7
SYWR
SYRD
SYRS
100 99 98 97 96 95 94 93 92
34
33
32
31
30
29
28
27
26
25
24
23
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 
3 
2 
1 
VREF
AVCC2 
SPDRR 
SPDRF 
SLDRR 
SLDRF 
TRDRR 
TRDRF 
FODRR 
SYD6
SYD5
SYD4
SYD3
SYD2
EFMMON
SYRS
SYRDX
SYWRX
SYD7
AVCC1 
EFMI
AGND1 
TCG 
AIN 
BIN 
EIN 
FIN 
VBAT
WBI 
RAA4
RAA5
RAA6
RAA3
RAA2
RAA1
RAA0
RAA10 
VDD1
DGND
TEST2 
X176KO
FODRF 
VDD2
BOUT-IN 
AOUT-IN 
TCG 
FOUT-IN 
EOUT-IN 
DTEMP 
TP1401
100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81
80
79
78
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
53
52
51
50
49
48
47
46
45
44
43
42
41
39
38
37
36
35
34
33
32
31
30
29
28
30
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 
3 
2 
1 
HFON
P/R
LAST
CRTRG SW
SLOT5
SLOT4
SLOT3
SLOT2
SLOT1
FRASH  H 
DSENSE
P-DOWN
64M 
SBCK
SFSY
SBO 
FLASH  L 
A/B
AVCK3
L3CLK
L3MODE
L3DATA
ADJS
DISC
DTEMP
LD+
DINT
RAST
C/N 
5/3
TEST1
GND
EEPD
GND
MUTE
FOK 
SYSD0
SYSD1
SYWR
SYRS
SYRD
INNER
LD–
VCC
DFS1
DFS0
SEACH  OUT 
STID  OUT
CNVSS 
BYTE
PCNT0
LDON
DAPON
SBSY
SYSD4 
SYSD5 
SYSD6 
SYSD7 
VREF
AVCC
MCCK
ST-ID 
SERCH 
CIN 
SGAIN 
UNLOCK
TEST2
MDRSW 
XRST
KDATA 
EEPK
AVCK2
LDVAR 
TESTK1
AVCK1
TEST-K
SYSD2
SYSD3
MDDATA
DSCK
TEST0
MINF
HDON
R/P 
ADMUT
DSTB
CDB  SEL 
VSS 
VCC 
RESET 
EEPRO 
4M/16M
40
SYD4
SYD5
SYD6
SYD7
SYWR
SYRD
SYRS
FOK 
SBCK
SBO
DISC
SGAIN 
A8
A7
A5
A4
A6
A7
A6
A5
A4
A0
A1
A2
A3
WP
SCL
SDA
VCC
1
2
3
4
5
6
1
2
3
4
5
6
TP1945
TP1944
TP1946
TP1943
TP1941
TP1942
LEAD  IN 
MD MECHANISM
SWITCH PWB-E1
+
–
–
+
M 
M 
1
2
3
4
5
1
2
3
4
5
MD LOADING PWB-E2
TP1971
TP1972
TP1975
TP1974
TP1973
LD- 
LD+ 
MINF
LOADING 
GND 
MAGNET HEAD
(RECORD)
1
2
1
2
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
FLEXIBLE
PWB
APCIN 
LDON
LDVCC 
DGND
B 
LVVOUT
SW
APCOUT
DGND
LDVAR 
A 
COM 
RF1 
F 
E 
RF2 
RF4 
VCC 
MP/R
RF3 
T-
F-
AGND
F+
T+
DGND
LVVIN 
+2.8V 
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
8
7
6
5
4
3
2
1
F.COIL
T.COIL
I/V 
I/V 
I/V 
I/V 
EXT.C
LDOUT
APC
LVV
LDON
GND
VCC
LDVAR
MD PICKUP UNIT
TP1112
TP1117
TP1118
TP1119
TP1105
TP1106
TP1107
TP1108
TP1109
TP1115
TP1110
TP1111
TP1113
TP1123
TP1122
TP1121
TP1120
TP1104
TP1103
TP1102
TP1101
TP1100
TP1605
TP1542
TP1541
TP1543
TP1604
TP1601
TP1600
TP1400
TP1602
TP1603
TP1131
TP1116
TP1136
TP1203
TP1200
TP1254
TP1253
TP1252
TP1251
TP1250
TP1201
TP1202
TP1421
TP1451
TP1404
TP1402
TP1403
TP1406
TP1407
TP1408
TP1420
TP1409
TP1405
TP1422
TP1303
F+
F-
TP1606
TP1330
TP1302
TP1300
TP1301
TP1630
TRDRR 
TP1607
3.2V
2.6V
3.2V
1
1
2
3
2
3
TP1130
1
1
6
6
5
5
1
1
TP1133
TP1135
4
7
8
9
10
11
12
13
14
15
16
17
28
29
30
31
LINE SIGNAL 
MD SIGNAL 
RECORD SIGNAL 
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