99
16 Schematic Diagram
16.1. CD Servo Circuit
28
VREF
TP
TP
TP
TP
TP
TP
TP
TP
TP
TP
TP
TP
TP
TP
TP
TP
TP
TP
TP
TP
TP
TP
TP
TP
TP
TP
TP
TP
TP
TP
TP
TP
TP
TP
C7231
6.3V220
1000P
C7214
C7255
0.1
C7230
0.1
R7217
1K
R7218
1K
R7221
100
R7216 10K
R7213 2.7K
C7213 0.33
C7215
1000P
C7241
1000P
R7212 820
C7218 0.082
72
71
74
73
80
79
75
77
76
78
51
52
50
65
67
66
70
69
68
59
57
55
56
58
60
62
61
64
63
53
54
23
22
24
21
36
37
33
29
31
32
30
35
34
39
40
38
26
25
28
27
42
41
44
48
47
49
45
46
43
19
2
1
8
7
9
4
5
3
6
17
13
14
10
12
11
16
15
18
20
IC7001
MN6627553PA
SERVO PROCESSOR
C7222 15P
C7221 15P
D.GND
C7166
0.01
1K
R7254
C7243
0.1
470P
C7253
C7232
6.3V220
C7233
0.1
+3.3V
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
270
R7214
S7201
REST SW
R7253
10
C7227
50V1u
C7228
50V1u
C7225
1000P
C7226
1000P
+1.5V
C7234
0.1
C7235 16V10
X7201
H0H169500013
X7201
R7220
1M
R
7111 10K
C7155
0.1
C7154
0.1
3
2
1
VR1
C7614
6.3V100
C7244
0.015
C7217
0.1
C7601 6.3V33
R7601
4.7
D7650
D7650
MAZ8056GML
C7626
0.1
R7650
5.6
W7009 0
W7013 0
W7005 0
Q7601
B1ADCF000001
LASER POWER DRIVE
Q7601
R7211
82K
C3
0.22
C1
0.47
0.22
C2
C7203
6.3V220
C7204
0.1
C7613 0.1
L1
TRACKING
C7335
0.1
C7334
10V220
+
M7301*
TRV MOTOR
+
M7302*
SPL MOTOR
+7.5V
L2
FOCUS
R7335
100
R7331
27K
R7315
3.3K
R7325
330
C7315 0.47
R7323
6.8K
1K
R7332
C7142
3300P
51
(RF)
50
(RF)
(VREF)
C7223
50V4.7
C7102
0.47
C7161
0.1
C7216
680P
C7107
0.022
C7338 0.027
C7352
0.018
R7327
1K
R7328
10K
R7329
1K
C7339
0.018
R7349
18K
R7336
10
19
18
17
20
15
16
14
12
9
11
10
13
22
23
30
21
28
27
24
25
26
2
1
6
7
29
8
3
4
5
IC7002
BA5948FPE2
4 CH DRIVE IC
6
5
8
9
10
12
11
7
2
1
4
3
14
13
16
15
6
5
8
9
10
12
11
7
2
1
4
3
14
13
16
15
CN7001
4
5
1
3
2
8
10
11
12
9
6
7
+3.3V
+3.3V
SRDATA(MD & SD)
/RST
+7.5V
P.GND
IPFLAG(SD)
TX
CD OPEN SW
RESET_SW
BLKCLK
MCLK
D.GND
STAT
LOADING
LD_SW
SRDATA1(SD)
BCK(MD & SD)
SRDATA2(SD)
LRCK(MD & SD)
MLD
MDATA
LCH OUT
A.GND
RCH OUT
NC
NC
FOP
PC
TRP
VREF
FG
NC
TR
VP
NCLDCK/SRDA
TA1/EXT3
SUBC/SRDA
TA2/EXT4
BCK/EXT2
SR
VMON1
AVSS2-2
E
D
E
F
GND
Vcc
A
B
LPD
VREF
F+
T+
T-
F-
GND GUARD
GND
A
GND GUARD
GND
LPD
NC
LDG
B
LD
E
LD
F
VCC
VREF
LD GND
A
+3.3V
C
B
IREF
PLLF0
PLLF
LD
RFIN
CENV
NC
AVDD2-2
NC
DSLF
RFOUT
ARFIN
ARFFB
AVSS2
ARFDC
ARFOUT
RFENV
PD
F
DVDD1
VCOF
OUTR
OUTL
AVDD2
AVREF
LSPWM
AVDD1
AVSS1
PLLF02
SPOUT
OSCIN
TR
VP2
CTRCRS
DVSS1
NRST
GI02
X1
IODVDD2
NSRVMONON
FLAG0 GIOO
GI01
DQSY
X2
DVSS2
SR
VMON0
CSEL
SRDA
TA/EXT0
TEST
MCLK
MLD
MDATA
STA
T
S
BLKCK
TX
NTEST2
SBCK / IPFLAG
DVDD2
LRCK/EXT1
PMCK
D3+
D3-
NC
NC
NC
VCC
GND
VREF
IN3
IN4
PGND2
D4-
D4+
PVCC2
D2-
D2+
NC
NC
PC2
IN1
IN2
PC1
NC
NC
D1-
D1+
NC
GND
PGND1
PVCC1
IOVDD1
SMCK
W7001
0
W7012
0
W7011
0
W7003
0
W7002
0
W7004
0
W7010
0
W7018
0
W7006
0
W7017
0
W7016
0
W7008
0
W7007
0
W7021
0
W7019
0
W7014
0
W7023
0
W7025
0
W7024
0
W7026
0
W7020
0
36
37
38
39
16
14
19
18
17
13
25
12
7
8
9
4
31
3
2
1
11
10
24
90
S7202
CD OPEN SW
87
100
R7260
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
(1)
(25)
CD SERVO CIRCUIT
SCHEMATIC DIAGRAM - 1
TO
MAIN CIRCUIT
(CN2801) IN
SCHEMATIC
DIAGRAM - 5
: CD AUDIO INPUT SIGNAL LINE
: +B SIGNAL LINE
SA-AK980PU CD SERVO
CIRCUIT
OPTICAL PICKUP UNIT
(FOR REFERENCE ONLY)
Summary of Contents for SA-AK980
Page 15: ...15 5 3 Disc Information ...
Page 27: ...27 6 6 2 Error Code Table For Power Supply ...
Page 28: ...28 7 Troubleshooting Guide 7 1 Jupiter USB ...
Page 29: ...29 7 2 Troubleshooting Guide ...
Page 30: ...30 ...
Page 32: ...32 7 3 2 Troubleshooting Guide ...
Page 38: ...38 ...
Page 39: ...39 9 1 Disassembly Flow Chart ...