FUNAI DPVR-7630D - Page 28

1-11-6
BLOCK DIAGRAMS <DVD SECTION>
E8B05BLSD
DVD System Control / Servo Block Diagram
IC101
76
FP-STB
74
FP-DIN
71
REMOTE-DVD
75
FP-CLK
DVD MAIN CBA UNIT
DRIVE CBA
IC301 (SERVO DRIVE)
CN301
M
SLED MOTOR
M
SPINDLE MOTOR
(MICRO CONTROLLER)
+
-
+
-
+
-
+
-
+
-
+
-
+
-
SLED MOTOR DRIVE
FOCUS ACTUATOR DRIVE
SPINDLE MOTOR DRIVE
TRACKING ACTUATOR DRIVE
144
TRAY-IN SLD
91
SPDL
90
TRACKING DRIVE
145
FOCUS DRIVE
TO DIGITAL SIGNAL PROCESS BLOCK DIAGRAM
FS(+) FS(-)
TS(+) TS(-)
TO DVD VIDEO/ AUDIO BLOCK DIAGRAM
77
ADAC-MD
78 ADAC-MC 70 ADAC-ML
ADAC-MC ADAC-ML
170
ASPECT
ASPECT
PCM-SCLK
72
AUDIO-MUTE
ADAC-MD AUDIO-MUTE
166
PCM-SCLK
TRAY-IN
3SP(+) 4SP(-) 5TRAY-IN 6GND 7SL(-) 8SL(+)
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-ROT
EV+3.3V
1
2
6
7
5 3
142
FD-OFST
141
TD-OFST
13 12
87
14
89
DVD-PLAY
DVD-STOP
DVD-POWER
DVD-OPEN/CLOSE
96 95 98 97
94
OUTPUT-SELECT
RESET84
RESET
IC462
1 3
+3.3V
+3.3V
RESET
IC461
2 1
140
SL-ADS
2
28
1
12
7 8 9
10 11
REMOTE
SENSOR
RM2001
1G
7G
~
23 17
~
a b
c
d
e
FP-STB
DISPLAY-CLK
DISPLAY-DATA
DISPLAY-STB
FP-DIN FP-CLK
GRID FIP SEGMENT
IC611
IC612
MAIN CBA
(FIP DRIVER)
13 14 16
f
g h
i
TO SERVO/SYSTEM CONTROL BLOCK DIAGRAM <VCR SECTION>
DVD-POWER
CL1051
EV+3.3V
EV+3.3V
SW2020
CN2016CN2015
DVD-OPEN/CLOSE
1 EV+3.3V
1
2
DVD-OPEN/CLOSE
2
DVD OPEN/CLOSE CBA
SW2021 STOP SW2022 PLAY
REMOTE-VIDEO
OUTPUT-SELECT
28 25DVD-PLAY 29 26DVD-STOP 26 23DVD-POWER 27 24
DVD-OPEN/CLOSE
24 21FP-STB 22 19
FP-DIN
23 20FP-CLK 25 22REMOTE-DVD 30 27
OUTPUT-SELECT
1 NOTE: Either IC461 or IC462 is used for DVD MAIN CBA UNIT.