FUNAI DDVR-7530D, Руководство по обслуживанию

Страница: 26 / 68

1-11-5
BLOCK DIAGRAMS <DVD SECTION>
E8BA9BLSD
DVD System Control / Servo Block Diagram
IC101
D
VD MAIN CB
A UNIT
DRIVE CB
A
IC301 (SER
V
O
DRIVE)
CN301
M
SLED MOTOR
M
SPINDLE MOTOR
(MICR
O CONTR
OLLER)
+ -
+
-
+
-
+
-
+
-
+
-
+
-
SLED M
OTO
R
DRIVE
FOCUS A
CTU
A
T
OR
DRIVE
SPINDLE M
OTO
R
DRIVE
TRA
CKING
A
CTU
A
T
OR
DRIVE
144
TRA
Y
-IN
SLD
91
SPDL
90
TRA
CKING
DRIVE
145
FOCUS DRIVE
T
O
DIGIT
AL SIGNAL
PR
OCESS BLOCK
DIA
GRAM
FS(+) FS(-) TS(+) TS(-)
TO
D
V
D
VIDEO/ A
UDIO
BLOCK DIA
GRAM
77
AD
A
C-MD
78
AD
A
C-MC
70
AD
A
C-ML
AD
A
C-MC
AD
A
C-ML
170
ASPECT
ASPECT
PCM-SCLK
72
A
UDIO-MUTE
AD
A
C-MD
A
UDIO-MUTE
166
PCM-SCLK
TRA
Y
-IN
3
SP(+)
4
SP(-)
5
TRAY-IN
6
GND
7
SL(-)
8
SL(+)
VREF
IC202 (OP AMP)
15 16 14 13 12 11 17 18
23
6 4 5 3 1 2
25 24 27 26
SL-AMP
139
SP-R
O
T
EV+3.3V
1
2 6
7
5 3
142
FD-OFST
141
TD-OFST
13 12
87
14
89
RESET
84
RESET
IC462
1
3
+3.3V
+3.3V
RESET
IC461
2
1
140
SL-ADS
REMO
TE
SENSOR
RM2001
MAIN CB
A
T
O
SER
V
O/SYSTEM
CONTR
OL BLOCK
DIA
GRAM
<VCR SECTION>
D
VD-PO
WER
CN401
CL1051
D
VD-PLA
Y
D
VD-ST
OP
D
VD-PO
WER
D
VD-OPEN/CLOSE
Q2002
Q2012
EV+3.3V
AL+5V
EV+3.3V
D2001
DISCIN-L
D2002
PLA
Y
SW2020
CN2016
CN2015
D
VD-OPEN/CLOSE
1
EV+3.3V
1
2
DVD-OPEN/CLOSE
2
D
VD OPEN/CLOSE CB
A
SW2021
ST
OP
SW2005
SKIP-UP
SW2006
SKIP-DO
WN
SW2022
PLA
Y
96 95 98 97 76
DISCIN-L
74
SKIP-DO
WN
73
SKIP-UP
71
REMO
TE-D
VD
75
PLA
Y
REMOTE-VIDEO
28
25
D
VD-PLA
Y
29
26
D
VD-ST
OP
26
23
D
VD-PO
WER
27
24
D
VD-OPEN/CLOSE
21
18
SKIP-UP
24
21
DISCIN-L
22
19
SKIP-DO
WN
23
20
PLA
Y
25
22
REMO
TE-D
VD
1 NOTE:
Either IC461 or IC462 is used for DVD MAIN CBA UNIT.