Symphonic SC724FDF - Page 40

1-10-8
BLOCK DIAGRAMS < DVD Section >
DVD System Control / Servo Block Diagram
T2127BLSD
12 11 10
DVD-REMOTE
13
CN1A
S DATA CS
60 61 67
DVD-REMOTE
FP-CLK
FP-DIN
FP-DOUT
59
DVD MAIN CBA UNITDRIVE CBA
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 SLD
75
SPDL
76
TRACKING DRIVE
148
FOCUS DRIVE
66
TO DIGITAL SIGNAL PROCESS BLOCK DIAGRAM
FS(+)
FS(-)
TS(+) TS(-)
TO DVD AUDIO BLOCK DIAGRAM
57
ADAC-MD
56 ADAC-MC 86 ADAC-ML
ADAC-MC ADAC-ML
PCM-SCLK
88
AUDIO-MUTE
ADAC-MD AUDIO-MUTE
163
PCM-SCLK
TRAY-IN
3SP(+) 4SP(-) 5TRAY-IN 6GND 7SL(-) 8SL(+)
VREF
RESET
TO SYSTEM CONTRO
L
/SERVO BLOCK DIAGRAM <TC/VCR SECTION> CN1
73
RESET
IC462
1 3
+3.3V
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
SCLK
RESET
IC461
2 1
PWRCON
PWRCON
70
TO POWER SUPPLY BLOCK DIAGARAM <TV/VCR SECTION>
IC202
(OP AMP)
1
2
6
7
5 3
13
14
12
Q003
Q002
Q001
SL-ADS
140
+3.3V
*1
1 NOTE: Either IC461 or IC462 is used for DVD MAIN CBA UNIT.