10-7
7. DVD System Control / Servo Block Diagram
FL11.10BLSD
IC301
(SER
V
O DRIVE)
CN301
M
SLED
MOTOR
M
SPINDLE
MOTOR
IC101
(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
126
LO
AD-DISC
SLD
67
SPDL
66
TRA
CKING
DRIVE
127
FOCUS DRIVE
FS(+)
FS(-)
TS(+)
TS(-)
LO
AD-DISC
1
SP(+)
2
SP(-)
6
LO
AD-DISC
3
GND
4
SL(-)
5
SL(+)
VREF
RESET
70
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
121
SP-R
O
T
124
FD-OFST
123
TD-OFST
RESET
IC461
2
1
+3.3V
T
O D
VD DIGIT
AL
SIGNAL PR
OCESS
BLOCK DIA
GRAM
DRIVE CB
A
D
VD MAIN CB
A UNIT
122
SL-ADS
DISC-IN
1
2
6
7
5
3
3
D
VD-DISC-IN
3
2
D
VD-DISC-OUT
2
CN801
CN5001
DISC-OUT
SENSOR CB
A
+3.3V
1
LED-PO
WER
1
Q804
63
D
VD-DISC-IN
61
D
VD-DISC-OUT
TO
SYSTEM CONTR
OL
BLOCK DIA
GRAM
53
D
VD-SCLK
54
D
VD-CS
49
D
VD-REMO
TE
56
D
VD-SD
A
T
A
D
VD-SCLK
D
VD-CS
D
VD-SD
A
T
A
D
VD-REMO
TE
LED-CONT
D
VD-DISC-OUT
D
VD-DISC-IN
77
D
VD-P-ON
D
VD-P-ON
65
1 NOTE:
Either IC461 or IC462 is used for DVD MAIN CBA UNIT.