Sylvania DVL300D, Руководство по обслуживанию

Страница: 7 / 18

System Control/Servo Block Diagram
E5761BLS 1-3-1 1-3-2
59
27
7
8
3
15
10
14
26
1
2
3
4
6
23
5
17
18
12
11
14
13
15
16
25
24
FP-STB
54 FP-DIN
55 FP-DOUT
61 REMOTE
53 FP-CLK
CN401 CN1001
2
28
27
1
7
8
9
10
REMOTE
SENSOR
RM2001
KEY-1
KEY-2
KEY-3
KEY-4
K1
K2
FP-STB
FP-DIN
FP-DOUT
FP-CLK
IC2001
DVD MAIN CBA UNIT AV CBA
DRIVE CBA
(FRONT PANEL CONTROL) IC301
(SERVO DRIVE)
IC451
(CLOCK GENERATOR)
BLOCK DIAGRAMS
3
4
FP-STB 16
16
FP-DIN 18
18
FP-DOUT 20
20
FP-CLK 21 21
REMOTE 22 22
KEY
MATRIX
IC202
(OP AMP)
12 14
CN301
FG CBA
FG
SENSOR
M
SLED
MOTOR
M
SPINDLE
MOTOR
IC101
(MICRO CONTROLLER)
+
- +
-
+
-
+
-
+
-
+
-
+
-
SLED
MOTOR
DRIVE
FOCUS
ACTUATOR
DRIVE
1/4
1/4 PLL2
X451
MULTI
PLL
X'TAL
OSC
36.864MHz
OSC
SPINDLE
MOTOR
DRIVE
TRACKING
ACTUATOR
DRIVE
EXT CLOCK
CLK33M
BE CLOCK 172
170
150
TRAY-OUT
TRAY-IN
FG-IN 97
SLD 70
SPDL 71
TRACKING
DRIVE
152 FOCUS DRIVE
60
66
TO DIGITAL SIGNAL
PROCESS BLOCK
DIAGRAM
FS(+)
FS(-)
TS(+)
TS(-)
TO VIDEO/ AUDIO
BLOCK DIAGRAM
51
ADAC-MD
50 ADAC-MC
96 ADAC-ML
ADAC-MC
ADAC-ML
PCM-SCLK
95
A-MUTE
ADAC-MD
A-MUTE
17
92
FSEL
RESET 68 RESET
IC461
5 4
+3.3V
TRAY-OUT
TRAY-IN
FOCUS SERVO SIGNAL TRACKING SERVO SIGNAL SLED SERVO SIGNAL SPINDLE SERVO SIGNAL
3 SP(+)
4 SP(-)
5 TRAY-OUT
6 TRAY-IN
7 GND
8 SL(-)
9 SL(+)
1 FG-IN
18 DISC IN LED
PLAY LED 17
+5V
Q2001
D2001
DISC IN D2003
POWER
Q2003
D2002
PLAY