Technics SL-HD560E Service Manual page 46

SCHEMATIC DIAGRAM-1
NOTE:
The number which noted at the connectors on the schematic diagram as "SCHEMATIC DIAGRAM-1" or "SCHEMATIC DIAGRAM-2"
indicates the schematic diagram serial number located on the left corner in the schematic diagram.
A
CD SERVO CIRCUIT
H
OPTICAL PICK-UP
R750
Vcc CN701
4.7
1 1
8 PDF
A
2 2
3 PDE
3 3 B
LD
11 LD
G
4 4
LD
12
GND
5 5
2 GND
6 6
10 NB
7 7
C
5 GND
8 8
4 NA
D
9 9
9 VREF
F
10 10
LPD
6
11 11 E
GND
12 12
T-
1 2 3 4 13 13
C750
0.1
T+
14 14
F-
15 15
C751
0.1
F+
E
16 16
8 7 6 5
D C B A
TRACKING
COIL
FOCUS
COIL
D
B A D C
(0.4V) (0.3V)
0V 0V 0V
15 16 17 18
C
TP38
14 13 12 11
0V 0V 0V
D
(0.7V)
M701
M
TRAVERSE
MOTOR
B A B C D
C
TP37
TP35
B
M702
M
SPINDLE
MOTOR
A
TP36
A
1 2
:POSITIVE VOLTAGE LINE
Q701
PLAY
2SB709STX
LASER POWER 0.7V
(RF)
DRIVE P-P
TJ701
TP29 TP30
3.3V
0.5 s. 0.2V/DIV.
2.8V (2.5V)
(2V) 1V
IC701
AN8885SBE1V
SERVO AMP
E
D
C
A
B
(0.2V) (2.5V) (1.5V)
1.7V 1.7V 3.3V 1.7V 1.7V 0V 2.8V 1V 0.7V 2.1V 1.8V
1 2 3 4 5 6 7 8 9 10 11
PLAY
0.4V
P-P
2ms. 0.1V/DIV.
28 27 26 25 24 23 22 21 20 19 18
1.7V 1.7V 1.7V 1.7V 1.7V 1.7V 1.7V 0V 1.7V
C712
0.1
C747 C710
180P 120P
C711 R744
0.1 120K
C749 C742
2200P 0.027
TP42 TP40 TP33 TP32
A B C D K E
PLAY
0.1V
P-P
VREF
2ms. 0.1V/DIV.
IC703
AN8739SBE2
FOCUS COIL/
TRACKING COIL/
TRAVERSE MOTOR/
SPINDLE MOTOR DRIVE
B A
(0.5V) (0.3V)
0V 0V 7.3V 7.3V 1.7V 1.7V 1.7V
19 20 21 22 23 24 25 26 27 28
10 9 8 7 6 5 4 3 2 1
0V 7.3V 1.7V 1.7V 3.3V 1.7V 1.7V
(0V)
R725 C715
390 2700P
7.3V
3 4 5
:CD PLAYBACK SIGNAL LINE
3.3V
3.3V
C716
820P
J
H
I
(3.3V)
0V 0V
12 13 14
2.4V
P-P
F=16.9344MHz
3.3V
1.6V
1.6V
17 16 15 C722
10P
0V 3.3V
(0V)
C721
10P
3.3V
C718 R712
0.22 220
0V
1.7V
R741 47K 1.7V
1V
1.7V
F G
R709 R742
47K 220K
1.5V
PLAY
2ms. 0.1V/DIV.
K J
A B
TP16
A
R728
3.9K
R749
B
4.7K
C
D
E
F
R731 6.8K
G
6 7 8
R717 C727
1K 50V1
PLAY
C731
10V220 2.2V
P-P
C730 1kHz, 0dB
0.1
R718 C728
1K 50V1
3.3V
61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80
V BCLK
60 DD 1
X2 OUT LRCK
59 PLAY 2
0.8V
3.3V
58 X1 IN SRDATA 3
P-P
3.3V
57 Vss DV 1 4
DD
0V
56 SBCK F=16.9344MHz T 13.3ms. DVss1 5
1.7V
55 SUBC TX 6
PLAY
3.3V 3.3V (3V)
54 VCOF2 MCLK 7
0V (0.3V)
53 PCK MDATA 8
0V
3.3V
T 13.3ms.
52 EFM MLD 9
IC702
PLAY
51 AVss2 3.3V SENSE 10
MN662790RSC
50 AV DD 2 /FLOCK 11
SERVO PROCESSOR/
0V
VCOF DIGITAL SIGNAL PROCESSOR/ /TLOCK
49 12
F=75Hz
DIGITAL FILTER/ 0V
PLLF BLKCK
48 13
D/A CONVERTER
PLAY
3.3V
3.3V
DSLF SQCK
47 14
3.3V (3V)
PLAY
DRF SUBQ
46 15
0V
IREF 0.7V DMUTE
45 16
T 13.3ms.
0V (3.3V)
P-P
ARF STAT
44 17
PLAY
3.3V
3.3V
43 WVEL /RST 18
0.5 s. 0.2V/DIV.
42 DSLF2 SMCK 19
0V
41 PLLF2 T 13.3ms. CSEL 20
40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21
PLAY
0.4V
0.1V
P-P
P-P
2ms. 0.1V/DIV.
I H G F E D C B A A B C D E F G
A B C D E F G H I
S701
TP1 TP3 TP4 TP6 TP7 TP8 TP12 TP13 TP14 TP17
(REST SW)
TP15
C743
0.1
7.3V
CN702
1 2 3 4 5 6 7 8 9 10 11 12 13
C
To MAIN CIRCUIT(CN402)
on SCHEMATICDIAGRAM-2/11,12-B~D
9 10
TP23
A
TP21
B
TP20
PLAY
3.3V
0V
0.1 s. 2V/DIV.
I
H
G
F
E
D
C
B
A
3.3V
3.3V
B
A
TP19 TP22
C753
470P
14 15 16 17 18 19
SL-HD560(E) CD SERVO CIRCUIT DIAGRAM
11 12