Magnavox ZV450MW8 - DVD Recorder And VCR Combo, Руководство по обслуживанию, Страница: 36 / 89

1-11-11 E9C80BLDTV
DTV Block Diagram
IC101
(DTV SIGNAL PR
OCESS)
IC252 (A
UDIO D/A CONVER
TER)
IC5003 (MEMOR
Y)
ADC /A
GC I/F
DIGIT
A
L SIGNAL
PR
OCESS
SYSTEM DECODER /VIDEO DECODER /VIDEO FORMA
T
CONVER
TER
/2D GRAPHICS
TU5001 (TUNER UNIT)
DIF-OUT1
CN5005
CN102
LPF
DIF-OUT2
DIF A
G
C
SD
A
SCL
27MHz OSC 27MHz OSC
TUNER CB
A
REC VIDEO SIGNAL
PB VIDEO SIGNAL
REC AUDIO SIGNAL
PB AUDIO SIGNAL
26
11
DIF-OUT1
27
12
DIF-OUT2
24
9
DIF A
G
C
14
29
DTV
-VIDEO
15
30
DTV
-A
UDIO(L)
16
31
DTV
-A
UDIO(R)
21 20 18
174 178
189 159 158 162 161
6 5
15 14
7 8
144 143
140
27MHz OSC
X271
14 15
27MHz OSC 27MHz OSC
25MHz OSC
X281
4 5
VIDEO ENCODER A
UDIO
DECODER
A
UDIO
D/A CONVER
TER
14
14
SD
A
15
15
SCL
14 15
CN5005
L-CH R-CH
SD
A
SCL
T
O
VIDEO INPUT SELECT
BLOCK DIA
GRAM
T
O
A
UDIO
INPUT/OUTPUT SELECT BLOCK DIA
GRAM
TO SYSTEM CONTR
OL
BLOCK DIA
GRAM
CN5005
CN101
DTV
-VIDEO
DTV
-A
UDIO(L)
DTV
-A
UDIO(R)
CN102
WF11 WF12
IC202
(FLASH MEMOR
Y)
DTV MODULE CB
A UNIT
SDRAM I/F FLASH MEMOR
Y
I/F
IC201
(DDR SDRAM)
*1
*1
79~81,85,87,89~91,92,94,96~98,
102,104,106
*2
*2
55,56,58,60,61,116,119,120,124,
125,127,129,130
*3
*3
1,2,7~12,20,206,209,211,213~216,
*4
*4
23~25,27,29,32~36,41~44,47,48,50,
52~54,205
*5
*5
1~10,13,16~25,48
*6
*6
29~36,38~45
*7
*7
28~32,35~42
*8
*8
2,4,5,7,8,10,11,13,54,56,57,59,60,
62,63,65
DDR SDRAM FLASH MEMOR
Y
6 5
SD
A
SCL
SW
Q5002
SW
Q5003
IIC-B
US SD
A
IIC-B
US SCL
DTV/ANALOG