HCD-C770/C990
35
35
7-4.
BLOCK DIAGRAM – VIDEO Section –
• SIGNAL PATH
: VIDEO
: Y
: CHROMA
: COMPONENT VIDEO
DVD SYSTEM PROCESSOR
IC206
125
VDAC_2
131
VDAC_0
WIDE SWITCH
Q210, 214
183 SDCLK
179 SDEN
182 SDERROR
XDCK, XSAK,
SDEF
SDEF
XDCK
XSAK
178 SDREQ
XSRQ_ZIAV
SDDATA0 – SDDATA7
177-174, 171-168
AV DATA BUS
SD0 – SD7
D
(Page 32)
F
(Page 32)
L
(Page 32)
139 XIN
27M
I
(Page 32)
156 IEC958
SPDIF
202 RESET
ZIVARESET
V
(Page 34)
106 I2C_CTRL
I2HLP,
I2CDATA, I2CCLK
W
(Page 34)
O
(Page 33)
198 TDO
199 TDI
201 TCK
TDOSA, TDISA,
TCK, TMS, TRST
TCK
TDOSA
TDISA
200 TMS
197 TRST
TRST
TNS
N
(Page 33)
I2CCLK
I2CDATA
I2HLP
119
VDAC_4
128
190
VDAC_1
122
VDAC_3
J205 (3/4)
J206 (2/3)
VIDEO INPUT
SELECTOR
IC207
3 IN2
1 IN1
7
2 4
OUT
SW1
SW2
5 IN3
EEPROM
IC203
MECHANISM CONTROLLER
IC301 (2/2)
Q302
5 DI
6 DO
1 8
R/B
WC
3
CS
4 SK
VIDEO SELECTOR
IC209
1 1B
9 3B
3
12 7
OUT1
CT2
CT3
14 2B
6
OUT3
5
OUT2
2
CT1
VIDEO AMP, 75
Ω
DRIVER
IC208
J205 (4/4)
J202
J206 (3/3)
14 CBIN
12 CYIN
4 VIN
22
3
CBOUT
MUTE1
16 CRIN
25
CYOUT
31
VOUT
2 CIN
6 YIN
33
COUT
28
YOUT
19
CROUT
AV1
AV0
AV2
15
MUTE2
VIDEO 1
VIDEO IN
VIDEO 2
VIDEO IN
1
2
3
4
75
Ω
DRIVER
IC206
FLIP-FLOP
IC803
SWITCHING
IC802
CE
WE
OE
56 29
1LE
2LE
ALE
BUS INTERFACE
IC215
16Mbit PROGRAMMABLE ROM
IC204
1D1 – 1D10, 2D1 – 2D6
55, 54, 52, 51,
49-47, 45-40, 38-36
57-60, 64-71, 75-78,
81-84, 88-95, 99-102
21, 24-27,
60-66
2,4,5,7,8,10,11,13,74,76,77,79,82,83,85,31,
33,34,36,37,39,40,42,45,47,48,50,51,53,54,56
1Q1 – 1Q10, 2Q1 – 2Q8
HA1 – HA3
HAD0 – HAD15
2, 3, 5, 6, 8-10, 12-17,
19-21, 23, 24
ADDRESS BUS
DATA & ADDRESS BUS
DATA & ADDRESS BUS
22, 19-14, 11-3
2, 207, 206
2D7 – 2D9
HAD0 – HAD15
HA1 – HA3
HAD0 – HAD15
HA1 – HA3
HAD0 – HAD15
HA1 –
HA3
HA4 –HA21
34, 33, 31
12
CE
WE
14
OE
1
A3 – A20
195
HCS0
WEN.UDS
27
HREAD
25
A0 – A2
11-9
DQ0 – DQ15
15-22, 24-31
2-8, 34-44
56
MCLK
CE
WE
OE
128Mbit SD-RAM
IC202
68
CLK
DQ0 – DQ31
A0 – A11
MA0 – MA12
MD0 – MD31
42-33, 45, 46
49
MCS0
20
CS
53
MWE
17
WE
51
MRAS
19
RAS
52
MCAS
18
CAS
62
MDQM0
16
DQM0
73
MDQM1
71
DQM1
86
MDQM2
28
DQM2
97
MDQM3
59
DQM3
161
I2C_DA
78
I2C SIO
160
I2C_CL
79
I2C-CLK
186
DRVTX
34
SOZIVA
187
DRVRX
33
SIZIVA
185
DRVCLK
35
SCKZIVA
184
HIRQ1
188
DRVRDY
36
DRVIRQ
37
DRVRDY
32
CS ZIVA
191
RST_SPC
38
RST
146
HIRQ2
158
WC_EEPROM
157
CS_EEPROM
48
BA0
22
BS0
47
BA1
23
BS1
107
VS/WIDE
XTAL
EXTAL
41
40
X301
20MHz
VIDEO 1
VIDEO OUT
COMPONENT
VIDEO OUT
S VIDEO
MONITOR OUT
VIDEO
Y
PB/CB
PR/CR
AV0 – AV2
P
(Page 33)