Table of Contents
Advertisement
DVP-LS755P
Q Q
3 7 6 3 1 5 1 5 0
T E
L
1 3 9 4 2 2 9 6 5 1 3
w w w
3-2. RF/SERVO BLOCK DIAGRAM
BASE UNIT
MV-044 BOARD (1/5)
KHM-310AAB/
(SEE PAGE 4-9)
SERVIC ASSY
CN104
SL+
SLED
6
SL-
MOTOR
5
SP+
2
SPINDLE
SP-
1
MOTOR
M001
MS-214 BOARD
LOADING
(SEE PAGE 4-30)
MOTOR
CN102
M M
LDM+
3
5
LDM-
4
4
S002
CKSW1
(CHUCKING)
6
2
OCSW1
7
1
S001
(DISC IN/OUT)
TRGSW
1
7
S003
(TRIGGER)
OPTICAL DEVICE
CN103
FCS-
FOCUS
24
FCS+
COIL
23
TRK+
TRACKING
22
TRK-
COIL
21
LD (780)
DVD/CD
6
LD (650)
LD MODULE
2
PD
5
RF
17
C
20
DVD/CD
D
19
PDIC
A
16
B
15
F
14
E
10
VR (650)
7
VR (780)
8
MSW
18
VC
12
x
a o
y
.
i
05
3-3
http://www.xiaoyu163.com
8
29
D03-
30
D03+
27 D04-
IC101
28
D04+
FOCUS TRACKING COIL DRIVE,
SPINDLE/SLED/LOADING
37
D01+
MOTOR DRIVE
36
D01-
35
D02+
34
D02-
25 D05+
24
D05-
D159
46 OP-
47
OP+
45
20
19
47
48
53
79
51
50
Q
Q
3
7
6
3
Q171
125
LD01
DVD/CD
126
LD02
LD DRIVE
IC102
DVD/CD RF AMP,
SERVO ERROR PROCESS
123 MDI2
124
MDI1
1
IC102
oh (CD PLAY)
96 DVDRFIP
500 mV/DIV 200 ns/DIV
97
ı
DVDA – D
100
101
1.1 Vp-p
ı
MA – MD
104
1
IC102 oh (DVD PLAY)
500 mV/DIV 100 ns/DIV
110 SC
111
SD
1.2 Vp-p
Q170
52 IOA
Q168
17 V20
105 SA
106 SB
u 1 6 3
.
http://www.xiaoyu163.com
2
4
9
9
IN1-
1
IN2-
4
IN3-
10
IN4-
13
CTL
15
4
IC102 wa (CD PLAY)
21
7
6
22
17
16
1.4 Vp-p
IC102 wa (DVD PLAY)
4
1.4 Vp-p
46
45
44
1
5
1
5
0
8
9
2
RST
60
SCLK
56
SDEN
58
SDATA
59
SWO
77
DPDMUTE
61
HTRC
30
HRFRP
25
DEFECT
23
TEO
21
CSO
20
19
LVL
FEO
18
RFON
7
RFOP
6
2
IC102 6
(CD PLAY)
500 mV/DIV 200 ns/DIV
2
IC102 7
(CD PLAY)
3
500 mV/DIV 200 ns/DIV
800 mVp-p
800 mVp-p
IC102 6
(DVD PLAY)
2
2
IC102 7
(DVD PLAY)
500 mV/DIV 100 ns/DIV
500 mV/DIV 100 ns/DIV
1.0 Vp-p
1.0 Vp-p
m
c o
3-4
2
8
9
9
FOO
SYSTEM
TRO
CONTROL/
FMO
SIGNAL
PROCESSOR
DMO
(SEE PAGE 3-5)
TROPENPWM
INTERFACE
OCSW1
4
9
8
2
9
9
CONTROL
SYSRST
(SEE PAGE 3-12)
SCLK
SYSTEM
SDEN
CONTROL/
SDATA
SIGNAL
ADIN
PROCESSOR
(SEE PAGE 3-5)
PWMOUT2
RFZC
RFRP
SYSTEM
BDO
CONTROL/
TEO
SIGNAL
CSO
PROCESSOR
(SEE PAGE 3-5)
RFL
FEO
RFIN
RFIP
IC102 qk (CD PLAY)
1.4 Vp-p
IC102 qk (DVD PLAY)
3
1.4 Vp-p
Advertisement
Table of Contents
