DV-NC100H. Cover, Contents, , Laser beam safety precautions, Important safeguards and precautions, Standard notes for servicing, Preparation for servicing, Operating controls and functions, Cabinet disassembly instructions, Electrical adjustment instructions, Firmware renewal mode, Troubleshooting, Block diagrams, Function indicator symbols, Main Schematic diagram 1 9. - Sharp DVD Service Manual (repair manual). Page 42

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1-11-6
H9741BLSD
DVD System Control / Servo Block Diagram
BLOCK DIAGRAMS <DVD SECTION>
2
28
1
12
7
8
9
10
11
REMO
T
E
SENSOR
RM2001
1G
7G
~
23
17
~
a
b
c
d
e
FP-STB
REMO
TE-VIDEO
DISPLA
Y
-CLK
DISPLA
Y
-D
A
T
A
DISPLA
Y
-STB
FP-DIN
FP-CLK
GRID
FIP
SEGMENT
IC611
IC612
MAIN CB
A
(FIP DRIVER) 
13
14
16
FP-STB
20
20
FP-DIN
19
19
FP-CLK
18
18
REMO
TE-D
VD
22
22
f
g
h
i
IC101
EV+3.3V
EV+3.3V
FOCUS SER
V
O
 SIGNAL
TRA
CKING SER
V
O
 SIGNAL
SLED SER
V
O
 SIGNAL
SPINDLE SER
V
O SIGNAL
T
O
 SER
V
O
/SYSTEM
CONTR
O
L BLOCK 
DIA
G
RAM
<VCR SECTION>
FR
OM SER
V
O/SYSTEM
CONTR
OL BLOCK 
DIA
GRAM
<VCR SECTION>
CL1051
D
V
D-PLA
Y
2
5
25
D
V
D-ST
OP
26
26
D
V
D-PO
WER
2
3
23
D
V
D-OPEN/CLOSE
24
24
SW2020
CN2015
CN2016
D
V
D OPEN/CLOSE
2
E
V+3.3V
2
1
D
VD-OPEN/CLOSE
1
D
VD OPEN/CLOSE CB
A
SW2021
ST
OP
SW2022
PLA
Y
82
FP-STB
60
FP-DIN
67
REMO
TE-D
VD
59
FP-CLK
CN401
D
V
D MAIN CB
A UNIT
DRIVE CB
A
IC301
(SER
V
O
 DRIVE) 
CN301
M
SLED 
MOTOR
M
SPINDLE 
MOTOR
(MICR
O
 CONTR
OLLER)
+
-
+
-
+
-
+
-
+
-
+
-
+
-
SLED  MO
T
O
R
DRIVE
FOCUS A
C
TU
A
T
OR
DRIVE
SPINDLE  MO
T
O
R
DRIVE
TRA
CKING
A
C
TU
A
T
OR
DRIVE
147
TRA
Y
-IN
SLD
75
SPDL
76
TRA
CKING
DRIVE
148
FOCUS DRIVE
T
O
 DIGIT
A
L SIGNAL 
PR
OCESS BLOCK 
DIA
GRAM
FS(+)
FS(-)
TS(+)
TS(-)
TO
 D
V
D
VIDEO/ A
UDIO
BLOCK DIA
GRAM
57
AD
A
C
-MD
56
AD
A
C
-MC
86
AD
A
C
-ML
AD
A
C
-MC
AD
A
C
-ML
PCM-SCLK
88
A-MUTE
AD
A
C
-MD
A-MUTE
163
PCM-SCLK
TRA
Y
-IN
3
SP(+)
4
SP(-)
5
TRAY-IN
6
GND
7
SL(-)
8
SL(+)
VREF
RESET
73
RESET
IC462
1
3
+3.3V
IC202
(OP AMP)
15
16
14
13
12
11
17
18
23
6
4
5
3
1
2
25
24
27
26
SL-AMP
143
SP-R
O
T
+3.3V
1
2
6
7
5
3
146
FD-OFST
139
TD-OFST
ASPECT
21
ASPECT
13
12
81
14
66
D
V
D-PO
WER
D
V
D-PLA
Y
D
V
D-ST
OP
D
V
D-PO
WER
D
V
D-OPEN/CLOSE
53
55
54
65
68
OUTPUT
-SELECT
27
27
OUTPUT
-SELECT
OUTPUT
-SELECT
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