Denon dvd-757 dvd-1930ci 服务手册
25
DVD-1930CI / DVD-757
Video Block Diagram
g
VIDEO SIGNAL
R(0-7)
ICF02
(SDRAM)
SDRAM
91
103
~
2
13
31
56
74
85
~
~
~
24
27
60
66
~
~
50
87
~
ICF01
(DIGIT
AL VIDEO
CONVER
TER)
ICF11
(HDTV VIDEO
ENCODER)
SDRAM D
A
T
A
(0-31)
SDRAM ADDRESS(0-10)
NOISE REDUCER,
DEINTERLA
CER,FRAME
RA
TE CONVER
TER AND
SDRAM INTERF
A
C
E
INPUT PR
OCESOR
WITH A
U
T
O
SYNC
AND A
U
T
O
ADJUST
196
CLOCK
GENERA
TION
PLLS
OUTPUT
PR
OCESSOR WITH
SYNC GENERA
TION
AND DIGT
AL ANALOG
CONVER
TERS
VER
TICAL
AND
HORIZONT
AL
ENHANCERS
VER
TICAL
AND
HORIZONT
AL
SCALERS
YC(0-7)
YC(0-7)
YC(0-7)
199
205
~
YC(0-7)
140
145
~
148
155
~
136
137
130
135
~
126
127
49
56
~
57
58
~
61
65
~
75
79
~
68
70
~
VIDEO
DA
T
A
CAPTURE
BLOCK
AU
D
IO
DA
T
A
CAPTURE
BLOCK
B(0-7)
G(0-7)
R(0-7)
B(0-7)
G(0-7)
R(0-7)
G(0-7)
119
V
-SYNC
118
H-SYNC
V
-SYNC
H-SYNC
122
HDMI-DE
125
VCLK
2
1
66
80
XOR
MASK
P
ANEL
LINK
TRANSMITTER
88
VIDEO-Y(I/P)
10
10
VIDEO-C
66
VIDEO-Pb/Cb
44
VIDEO-Pr/Cr
JK1401
S-VIDEO OUT
3
4
2
1
YC
WF1
WF3
IC1402
(VIDEO DRIVER)
4dB
AMP
2dB
AMP
LPF
DRIVER
D/A
11
4dB
AMP
2dB
AMP
LPF
DRIVER
6
10
4dB
AMP
2dB
AMP
LPF
DRIVER
8
3
13
IC1403
(VIDEO DRIVER)
4dB
AMP
2dB
AMP
LPF
DRIVER
2dB
AMP
DRIVER
4dB
AMP
2dB
AMP
LPF
DRIVER
3
1
5
6
7
22
VIDEO-Y(I)
CN601
CN1601
WF2
T
O
DIGIT
AL
SIGNAL
PR
OCESS
BLOCK
DIA
GRAM
D
VD MAIN CB
A UNIT
A
V
CB
A
COMPOSITE
VIDEO OUT
VIDEO-Pb/Cb
OUT
VIDEO-Y
OUT
VIDEO-Pr/Cr
OUT
JK1404
T
O
A
UDIO
BLOCK
DIA
GRAM
HDCP
ENCR
YPTION
ENGINE
HDCP
KEYS
EEPR
OM
REGISTERS
AND
CONFIGURA
TION
T
.M.D
.S D
A
T
A
2-
CNF01
3
1
6
4
HDMI-CONNECT
OR
T
.M.D
.S D
A
T
A
2+
9
7
10
12
T
.M.D
.S D
A
T
A
1-
T
.M.D
.S D
A
T
A
1+
T
.M.D
.S D
A
T
A
0-
T
.M.D
.S D
A
T
A
0+
T
.M.D
.S CLOCK+
T
.M.D
.S CLOCK-
35
36
32
33
29
30
27
26
ICF09
(HDMI INTERF
A
CE)
13
6
5
2
3
ICF04
(3.3V<-->5V CONVER
TER)
16
15
DDC D
A
T
A
DDC CLOCK
I2C SLA
VE
19
20
45
46
I2C-SCL
I2C-SD
A
I2C-SCL
I2C-SD
A
I2C-SCL
I2C-SD
A
T
O
DIGIT
AL
SIGNAL
PR
OCESS
BLOCK
DIA
GRAM
19
18
67
43
44
HPD
QF01
+3.3V
HO
T PLUG
DETECT
ICF06
1
2
5
(FLIP FLOP)
F/F
3
191
XT
AL-IN
CLOCK-PULSE
195
CLOCK-PULSE
SPDIF
PCM-D
A
T
A3
PCM-D
A
T
A2
PCM-D
A
T
A1
PCM-D
A
T
A0
PCM-LRCK
PCM-BCK
SCK2
T
O
DIGIT
AL
SIGNAL
PR
OCESS
BLOCK
DIA
GRAM
T
O
DIGIT
AL SIGNAL
PR
OCESS BLOCK
DIA
GRAM
5
7
8
9
10
11
12
6
I2C-SCL
I2C-SD
A
39
38
37
23
24
22
21
32
63
D/A
D/A
HDTV
VIDEO
ENCODER
DEMUX
PLL
53-55,
58-62
4-9,
12,13
16-18,
26-30
B(0-7)
R(0-7)
R(0,1)
G(0-7)
B(2-7)
G(0-7)
B(2-7)/R(0,1)
B(0-7)
G(0-7)
SDRAM D
A
T
A(0-31)
SDRAM ADDRESS(0-10)
D/A
43
D/A
42
A
UDIO SIGNAL