Magnavox MSD115 - Precautions; Laser Safety

1-1-1
BLOCK DIAGRAMS
System Control / Servo Block Diagram
E6151BLS
IC301
(SERVO DRIVE)
CN301
M
SLED MOTOR
M
SPINDLE MOTOR
IC101
(MICRO CONTROLLER)
+
-
+
-
+
-
+
-
+
-
+
-
+
-
SLED MOTOR DRIVE
FOCUS ACTUATOR DRIVE
SPINDLE MOTOR DRIVE
TRACKING ACTUATOR DRIVE
147
TRAY-IN SLD75
SPDL
76
TRACKING DRIVE
148
FOCUS DRIVE
66
FS(+) FS(-) TS(+) TS(-)
57
ADAC-MD
56 ADAC-MC 86 ADAC-ML
ADAC-MC
ADAC-ML
PCM-SCLK
88
AUDIO-MUTE
ADAC-MD AUDIO-MUTE
PCM-SCLK
TRAY-IN
3SP(+) 4SP(-) 5TRAY-IN 6GND 7SL(-) 8SL(+)
VREF
RESET73
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
81 SL-AMP
143
SP-ROT
+3.3V
146
FD-OFST
139
TD-OFST
RESET
IC461
2 1
+3.3V
TO DIGITAL SIGNAL PROCESS BLOCK DIAGRAM
TO VIDEO/ AUDIO BLOCK DIAGRAM
DRIVE CBA
DVD MAIN CBA UNIT
1
2
6
7
5 3
13
14
12
CN1001
REMOTE
SENSOR
RM2001
AV CBA
59POWER 60OPEN/CLOSE 82
STOP
67
REMOTE
61
PLAY
CN401
OPEN/CLOSE
SW2002
POWER
SW2003
STOP
SW2004
PLAY
SW2001
23 REMOTE
22
22 PLAY
21
21 STOP
20
20
OPEN/CLOSE
19
19 POWER
18
140
SL-ADS
*1
183
I/P-SW
I/P-SW
163
1 NOTE: Either IC461 or IC462 is used for DVD MAIN CBA UNIT.