Emerson EWD7002 Service Manual

Video Block Diagram
E5662BLV1-7-7
1-7-8
JK1401
S-VIDEO
OUT
COMPOSITE
VIDEO OUT
CN701 CN1601
5 5VIDEO-Y
9 9VIDEO-C
3 4
21
AV CBA
DATA(VIDEO) SIGNAL VIDEO SIGNALDATA(AUDIO) SIGNAL
IC601 (DVD HOST PROCESSOR)
IC1402 (VIDEO DRIVER)
IC604
IC602
(8Mbit FLASH MEMORY)
PARA0
PARA7
A0
A18
DATA0
AD0
AD13
DATA15
DQ0
DQ15
CE
OE
WE
CS3
OE
DQM0
AD0
AD13
~
DQ0
DQ15
~
~
~
~
ADDR1
ADDR20
~
~
~
DATA0-DATA15
ADDR1-ADDR20
PARA0-PARA7
79 80 78
51
52
55
56
57
6 27
33
32
7677
17 18 39 16
8
1
~
25
16
~
6
13
~
29
45
~
DQ0
DQ15
DQML DQMU WE
~
15
(64Mbit SDRAM)
20 26~ 2 13~29 35~ 42 53~
173
182
~
161
170
~
141
158
~
11
26
28
128
132
117
DATA(VIDEO/AUDIO) SIGNAL
RAS CAS
LDQM
UDQM
WE
RAS CAS
58 63~66 73~ 74
19
CS
CS
INTERNAL
PERIPHERALS
PORTS
PROGRAMMABLE CPU INTERFACE
CENTRAL
COMMAND
PORT
FRONT-END
& LINK
INTERFACE
ST20 ARBITER &
MEMORY CONTROLLER
SDRAM ARBITER
SHARED SDRAM INTERFACE
I/F
VIDEO
DECODER
AUDIO
DECODER
CACHE
SUBSYSTEM
CPU
VIDEO
FILTERING
OSD, SP
DECODER
& MIXING
4dB
AMP
2dB
AMP
LPF
DRIVER
Y C
CD FIFO
SDRAM
BLOCK
MOVE
DENC
SPDIF
PCM-LRCLK
PCM-SCLK
PCM-DATA0
PCM-BCK
FROM DVD
SIGNAL PROCESS
BLOCK DIAGRAM
TO AUDIO
BLOCK
DIAGRAM
DVD MAIN CBA UNIT
ADAC-MD
ADAC-MC
ADAC-ML
191
190
189
192
TO AUDIO
BLOCK DIAGRAM
A-MUTE
ADAC-MD
ADAC-MC
ADAC-ML
A-MUTE
48
2
33
97 102 ~84 93~
4dB
AMP
2dB
AMP
LPF DRIVER
VIDEO-V
OUT
VIDEO-U
OUT
VIDEO-Y
OUT
JK1403
30
4dB
AMP
2dB
AMP
LPF DRIVER4
21
4dB
AMP
2dB
AMP
LPF DRIVER
18
4dB
AMP
2dB
AMP
LPF DRIVER
16
14
7 7
VIDEO-CVBS
3 3VIDEO-U
1 1VIDEO-V
25
34
27
CN701 CN1601
WF2
WF3
WF1

Emerson EWD7002 Specifications

General

Brand	Emerson
Model	EWD7002
Category	DVD Player
Language	English