Symphonic CSHP80G, Руководство по обслуживанию

Страница: 26 / 65

1-10-4
DVD Digital Signal Process Block Diagram
C1
6
D1
8
A1
7
B1
5
E1
4
F1
2
D
VD-LD
8
CD-LD
10
PD-MONI
7
FS(+)
2
FS(-)
3
TS(+)
1
TS(-)
4
CN201 CN201 CN201
IC201 (SW)
IC503
(SDRAM)
IC101
(MICR
O CONTR
OLLER)
FS
FS(+)
CD/D
VD
FS(-)
TS(+)
TS(-)
TS
DETECT
OR
CD/D
VD
19
Q251,Q252
CD
D
V
D
AMP
Q253,Q254
AMP
4
1
3
6
GND(D
VD-PD)
6
GND(CD-PD)
5
GND(LD)
9
RF SIGNAL PR
OCESS
CIRCUIT
D
VD/CD
FORMA
TTER
A
UDIO
I/F
VIDEO I/F
NTSC/P
AL
ENCODER
DMA BCU
INST
.
RO
M
32BIT CPU
D
ATA
RAM
INTERR
UPT
CONTR
OLLER
W
A
TCH DOG
TIMER
CPU I/F
TIMER
DECODER I/F
CPU I/F
READ MEMOR
Y
D
ATA
RAM
DSP DECODER
I/O PR
OCESSOR
INST
.
RO
M
D
ATA
RAM INST
.
RO
M
SERIAL
D/A
GENERAL I/O INTERR
UPT
CONTR
OLLER
TIMER W
A
TCH DOG
TIMER REMO
TE
CONTR
OL 32BIT CPU
STREAM I/F
EXTERNAL MEMOR
Y
I/F
SDRAM
ECC
UMA
C
114 115 116 117 132 131 134 133 129 130 126 124 125 123 83
DEB
UG
BCU
INST RAM
D
ATA
RAM
D/A D/A D/A
149 158
Y
C
Cr/Pr
Cb/Pb
D
VD-Y
D
VD-C
D
VD-Cr/Pr
D
VD-Cb/Pb
177
D
VD-SPDIF
D
VD-A
UDIO(L)
D
VD-A
UDIO-MUTE
D
VD-A
UDIO(R)
170 163 171 169
152 151
23~51
SDRAM D
A
T
A(0-15)
SDRAM ADDRESS(0-11)
SDRAM ADDRESS(0-11)
217 238
~
1
18 252 256
~ ~
2
13 42 53
~ ~
IC103
(FLASH R
OM)
FLASH RO
M
29 36 38 45
~
~
D
A
T
A(VIDEO/A
UDIO) SIGNAL
VIDEO SIGNAL
22 26 29 35
~ ~
FDQ (0-15)
~
1 9
16 25 48
~
192~212
F
ADR (0-19)
SDRAM D
A
T
A(0-15)
PICK-UP
T
O
D
VD SYSTEM
CONTR
O
L/SER
V
O
BLOCK DIA
GRAM
D
VD MAIN CB
A UNIT
TO VIDEO BLOCK DIA
GRAM
TO A
UDIO
BLOCK DIA
GRAM
D/A
D
VD-CVBS
156
CVBS
IC601 (A
UDIO D/A CONVER
TER)
A
UDIO D/A
CONVER
TER
7 6 8
15 14 16
57 56 86
4 3
5
2
L-CH
R-CH
MUTE
AD
A
C-MC
AD
A
C-ML
PCM-SCLK
AD
A
C-MD
AUDIO SIGNAL
E41A1BLDD