Emerson EWD7003 User Manual

System Control/Servo Block Diagram
E58T0BLS
1-7-1
1-7-2
70
27
26
1
2
3
4
6
23
5
17
18
12
11
14
13
15
16
25
24
FP-STB
60FP-DIN
61
FP-DOUT
53
REMOTE
59
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)
BLOCK DIAGRAMS
3
4
FP-STB 17
17
FP-DIN 18
18
FP-DOUT 20
20
FP-CLK 21
21
REMOTE 22
22
KEY
MATRIX
IC202
(OP AMP)
3 1
CN301
FG CBA
FG
SENSOR
M
SLED
MOTOR
M
SPINDLE
MOTOR
IC101
(MICRO CONTROLLER)
+
-+
-
+
-
+
-
+
-
+
-
+
-
SLED
MOTOR
DRIVE
FOCUS
ACTUATOR
DRIVE
SPINDLE
MOTOR
DRIVE
TRACKING
ACTUATOR
DRIVE
147
TRAY-OUT
TRAY-IN
FG-IN
66
SLD75
SPDL76
TRACKING
DRIVE
148 FOCUS DRIVE
69
72
TO DIGITAL SIGNAL
PROCESS BLOCK
DIAGRAM
FS(+)
FS(-)
TS(+)
TS(-)
TO
VIDEO/ AUDIO
BLOCK DIAGRAM
57
ADAC-MD
56 ADAC-MC
58 ADAC-ML
ADAC-MC
ADAC-ML
PCM-SCLK
55
A-MUTE
ADAC-MD
A-MUTE
163 PCM-SCLK
RESET73
RESET
IC461
5 4
+3.3V
TRAY-OUT
TRAY-IN
FOCUS SERVO SIGNAL TRACKING SERVO SIGNAL
SLED SERVO SIGNAL SPINDLE SERVO SIGNAL
3SP(+)
4SP(-)
5TRAY-OUT
6TRAY-IN
7GND
8SL(-)
9SL(+)
1FG-IN
CN2001 CN2002
KEY-1 7
7
KEY-2 5
5
KEY-3 6
6
KEY-4 8
8
K2 3
3
K1 4
4
FUNCTION CBA
18DISC IN LED
PLAY LED
17
+5V
Q2001
D2001
DISC IN
D2003
POWER
Q2003
D2002
PLAY
VREF

Emerson EWD7003 Specifications

General

Brand	Emerson
Model	EWD7003
Category	DVD Player
Language	English