Denon dvd-900 Service Manual page 23

Video Block Diagram
Q Q
3 7 6 3 1 5 1 5 0
DATA(VIDEO) SIGNAL DATA(AUDIO) SIGNAL
IC601 (DVD HOST PROCESSOR)
FROM DVD
6 PARA0
SIGNAL PROCESS
PARA0-PARA7
BLOCK DIAGRAM
13 PARA7
A-MUTE
191 A-MUTE
ADAC-MD
TO AUDIO 190
ADAC-MD
ADAC-MC
BLOCK DIAGRAM
189
ADAC-MC
ADAC-ML
192 ADAC-ML
IC602
T E
(8Mbit FLASH MEMORY) L 1 3 9 4 2 2 9 6 5 1 3
161
25
A0 170 ADDR1
16
ADDR1-ADDR20 173
8
A18 ADDR20
182
1
48
DQ0 29 141 DATA0
DATA0-DATA15
DQ15 45 158 DATA15
DQM0
WE 11 128
CS3
CE 26 132
OE
OE 28 117
w w w
.
VIDEO SIGNAL DATA(VIDEO/AUDIO) SIGNAL
CACHE
CPU
SUBSYSTEM
INTERNAL CENTRAL FRONT-END
PERIPHERALS COMMAND & LINK
PORTS PORT INTERFACE
ST20 ARBITER &
MEMORY CONTROLLER
SDRAM
I/F CD FIFO
BLOCK
MOVE
SDRAM ARBITER
OSD, SP
VIDEO VIDEO
DECODER
DECODER FILTERING
& MIXING
SHARED SDRAM INTERFACE
~ ~ ~ ~
66 73 58 63 84 93 97 102 77 76 79 80 78 74
~ ~ ~ ~
20 26 29 35 2 13 42 53 17 18 15 39 16 19
IC604
(64Mbit SDRAM)
x a o
y
i
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8
PCM-BCK
51
PCM-DATA0
52
PCM-SCLK TO AUDIO
AUDIO
55
BLOCK
PCM-LRCLK
DECODER
56
DIAGRAM
SPDIF
57
CN701 CN1601
32 8 VIDEO-Y 8
33 12 VIDEO-C 12
Q Q
3 7 6 3
DENC
CN701 CN1601
34 10 VIDEO-CVBS 10
25 6 VIDEO-B 6
27 4 VIDEO-R 4
26 2 VIDEO-G 2
FROM
CN701 CN1601
SYSTEM CONTROL ASPECT
5 ASPECT 5
BLOCK DIAGRAM
u 1 6 3 DVD MAIN CBA UNIT
.
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9 2 4 9 8
IC1402 (VIDEO DRIVER)
W F 1
4dB 2dB
6 LPF DRIVER 27
AMP AMP
2
1 5 1 5 0 8 9 2 4
W F 3 4dB 2dB
LPF DRIVER 33
AMP AMP
W F 2
4dB 2dB
4 LPF DRIVER 30
AMP AMP
4dB 2dB
14 LPF DRIVER 21
AMP AMP
4dB 2dB
LPF DRIVER
16 18
AMP AMP
4dB 2dB
12 LPF DRIVER 24
AMP AMP
+3.3V
Q1522
Q1521
m
c o
AV CBA
2 9 9
JK1401
S-VIDEO
OUT
Y C
3 4
1 2
9 8 2 9 9
JK1404
VIDEO-
19
CVBS OUT
VIDEO-B
7
OUT
VIDEO-R
15
OUT
11 VIDEO-G
OUT
8 ASPECT
JK1402
COMPOSITE
VIDEO OUT