98
17 Schematic Diagram
17.1. CD SERVO CIRCUIT
C
A
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
D
E
F
H
G
C
50V1
C7227
1K
R7217
1000P
C7225
4.7
R7601
D7650
MAZ8056GML
0.1
C7670
0.1
C7626
C7601
6.3V33
A8
A10
A0
A7
470
R7214
X7201
H0H169500013
1M
R7220
0.1
C7234
0.1
C7161
C7203
6.3V220
0.1
C7230
82K
R7211
0.015
C7244
680P
C7216
0.1
C7263
C7223
50V4.7
A3
A2
A4
R7331
22K
A5
C7402
16MB DRAM
0.1
1K
R7332
3.3K
R7315
1K
R7339
0.018
C7339
5.6K
R7330
10K
R7328
C7338
0.056
0.47
C7315
MDATA
MCLK
C7166
0.01
1K
R7254
10
R7253
S7201
C7164
10
A0
A2
NRAS
A4
A6
A8
A9
A7
NWE
A5
NCAS
A3
A1
A10
C7165
10
C7155
0.1
C7142
3300P
0.1
C7243
0.1
C7233
C7232
6.3V220
10K
R7111
15P
C7221
16V10
C7235
C7222
15P
470P
C7253
D1
D2
D3
D0
0.47
C7102
0.022
C7107
C7154
0.1
6
5
8
9
19
13
10
12
11
17
18
15
14
16
22
21
23
20
7
2
1
4
3
25
24
CN7002
0.1
C7264
0.1
C7204
A1
A6
1K
R7327
3.3K
R7323
R7325
330
1K
R7329
18K
R7349
C7352
0.018
C7241
1000P
LB7263
0
LB7264
0
LB7262
0
820
R7212
100
R7221
C7231
6.3V220
1000P
C7226
1K
R7218
50V1
C7228
C7218 0.082
0.1
C7217
C7613
0.1
C7614
6.3V100
5.6
R7650
6
5
8
9
10
12
11
7
2
1
4
3
14
13
16
15
CN7001
Q7601
B1ADCF000001
+
M7301*
C7334
10V220
C7335
0.1
D2
R7401
0
NCAS
D1
NRAS
NWE
D3
D0
A9
C7401
0.1
22
21
24
23
26
25
15
17
19
18
16
14
3
4
5
6
1
2
13
10
8
9
11
12
IC7003
C3ABMB000050
R7335
100
0
R7110
+
M7302*
10
R7336
F+
F+
T-
T+
DGND
PGND
7.5V
IPFLAG
LRCK(ST REQ)
LDSW
3.3V
SRDATA(ST IN)
MCLK
MDATA
STAT
BLKCK
MLD
TX
BCL(ST CLK)
SRDATA1
AGND
NC
LCHOUT
3.3V
RCHOUT
SRDATA2
REST SW
RST
REST SW
LOADING
F-
T-
T+
F+
GND(GUARD)
B
F
(RF)
A
E
LD
(VREF)
VCC
GND
LDGND
LPD
VREF
GND(GUARD)
TRAVERSE MOTOR
SPINDLE MOTOR
A1
A3
VCC
A5
A2
GND1
NWE
NCAS
NRAS
NOE
DQ1
VCC
DQ4
VSS
DQ2
DQ3
A10
A0
NC
A6
A4
VSS
A8
A7
A9
19
18
17
20
15
16
14
12
9
8
11
10
13
22
23
30
21
28
27
24
25
26
2
1
6
7
29
3
4
5
IC7002
BA5948FPE2
PVCC1
D4+
D1-
PVCC2
NC
NC
NC
NC
NC
NC
NC
IN2
NC
PC1
PC2
IN1
GND
PGND1
GND
IN4
IN3
VCC
VREF
PGND2
D3+
D2-
D3-
D2+
D1+
D4-
79
77
76
78
49
47
48
50
74
71 72
67 68
56
55
58
57
52
51
54
53
65 66
61 62
59 60
64
63
70
69
73
75
10
8
7
9
12 11
99
100
95
94
96
97
90
91
89
93
92
98
4
6
5
2
1
3
81
82
80
86
87
88
84
83
85
45
19
17
15 14
16
18
43
23
21 20
22
41
24
39
37
33
35
34
29
30
27
26
28
32
31
36
38
25
40
42
44
13
46
MN6627954AMA
IC7001
[51] ARFIN
IREF
OUTR
OUTL
TX
MLD
MCLK
NRST
STAT
FLAG
PLLF
DVDD2
AVSS1
DVSS3
BLKCK
MDATA
AVDD1
PLLF0
ARFFB
[52] DSLF
[74]
SMCK
[75]
PMCK
[1]
NWE
[2]
A9
[24] TRP
SERVO PROCESSOR
[25] FOP
RFIN
X2
X1
REGON
A
B
F
E
D
C
PD
LD
D5
D7
D8
D9
D15
D13
D11
D10
D12
D14
D6
SDRCK
DRVDD
VREF
TRVP
BA1
A0
A2
A4
A6
A8
A7
A5
A3
A1
A10
NWE
BA0
PC
NRAS
NCAS
PRAMVDD33
PRAMVDD15
PRAMVSS33
SPOUT
NTEST
D1
D3
D4
D0
D2
CENV
AVDD2
RFENV
AVSS2
IODD2
DVSS1
DVDD1
OSCIN
RFOUT
IODD1
DVSS2
DQSYTXT
ARFDC
NSRVMONON
EXT1 / LRCK (ST_REQ)
EXT2 / BCLK (ST_CLK)
EXT0 / SRDATA (ST_IN)
ARFOUT
CTRCRS
SRVMON0
SRVMON1
90
TP
14
TP
16
TP
18
TP
19
TP
17
TP
13
TP
12
TP
7
TP
8
TP
9
TP
2
TP
1
TP
10
TP
11
TP
88
TP
50
TP
89
TP
28
TP
51
TP
39
TP
37
TP
38
TP
36
TP
4CH DRIVER
LASER POWER DRIVE
: +B SIGNAL LINE
CD SERVO CIRCUIT
SCHEMATIC DIAGRAM - 1
SC-HC4GK/GT CD SERVO
CIRCUIT
TO OPTICAL
PICKUP UNIT
TO
MAIN CIRCUIT
(CN7002)
IN SCHEMATIC
DIAGRAM - 4
: CD AUDIO INPUT SIGNAL LINE
Summary of Contents for SC-HC4GK
Page 11: ...11 5 Location of Controls and Components 5 1 Main Unit Key Button Operations ...
Page 12: ...12 5 2 Remote Control Key Button Operations ...
Page 13: ...13 6 Operating Instructions 6 1 Disc and MP3 Information ...
Page 23: ...23 9 2 Type of Screw 9 3 Main Parts Location Diagram ...
Page 132: ...132 FLE0907 ...