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System Control/Servo Block Diagram
FOCUS SERVO SIGNAL
PCM-SCLK
A-MUTE
TO VIDEO/ AUDIO
ADAC-MD
BLOCK DIAGRAM
ADAC-MC
ADAC-ML
FS(+)
FS(-)
TO DIGITAL SIGNAL
TS(+)
PROCESS BLOCK
DIAGRAM
TS(-)
TRAY-OUT
TRAY-IN
SPINDLE
MOTOR
CN301
M
SP(+)
3
SP(-)
4
TRAY-OUT
5
SLED
TRAY-IN
6
MOTOR
GND
7
M
SL(-)
8
SL(+)
9
FG-IN
1
FG CBA
FG
SENSOR
DRIVE CBA
SLED SERVO SIGNAL
TRACKING SERVO SIGNAL
IC451
(CLOCK GENERATOR)
X451
7
MULTI
X'TAL
36.864MHz
3
1/4
PLL
OSC
OSC
8
15
1/4
PLL2
10
14
IC301
(SERVO DRIVE)
+
27
FOCUS
15
+
-
ACTUATOR
26
-
16
DRIVE
25
24
+
TRACKING
14
+
-
ACTUATOR
1
-
DRIVE
13
2
3
SPINDLE
12
+
MOTOR
4
+
-
11
DRIVE
-
5
6
SLED
17
+
MOTOR
-
18
DRIVE
23
+3.3V
IC461
5
RESET
4
IC202
(OP AMP)
12
14
DVD MAIN CBA UNIT
1-7-1
BLOCK DIAGRAMS
SPINDLE SERVO SIGNAL
IC101
(MICRO CONTROLLER)
172
EXT CLOCK
92
CLK33M
170
BE CLOCK
IC202
(OP AMP)
17
FSEL
POFLT
114
3
1
95
A-MUTE
AD2
146
51
ADAC-MD
50 ADAC-MC
96 ADAC-ML
152 FOCUS DRIVE
TRACKING
150
DRIVE
CN401
FP-STB
59
16
FP-DIN
54
18
71
SPDL
FP-DOUT
55
20
FP-CLK
53
21
REMOTE
22
61
70
SLD
68
RESET
97
TRAY-OUT
60
TRAY-IN
66
FG-IN
IC2001
(FRONT PANEL CONTROL)
CN1001
FP-STB
16
2
FP-STB
FP-DIN
18
28
FP-DIN
FP-DOUT
20
27
FP-DOUT
FP-CLK
21
1
FP-CLK
CN2002
REMOTE
22
KEY-1
7
KEY-2
8
KEY-3
9
KEY-4
10
RM2001
K2
4
REMOTE
K1
3
SENSOR
Q2002
P-ON+5V
+5V
AV CBA
1-7-2
CN5001
8
KEY-1
8
KEY-2
9
9
KEY
7
KEY-3
7
MATRIX
5
KEY-4
5
K2
6
6
3
K1
3
4
STANDBY-LED 4
D5001
STANDBY
FUNCTION
CBA
E5790BLS
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