Sony HCD-C990 Service Manual - Page 35

Block, Diagram, Video

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HCD-C770/C990 7-4. BLOCK DIAGRAM - VIDEO Section - SD0 - SD7 (Page 32) D XDCK, XSAK, (Page 32) F SDEF 27M (Page 32) I (Page 32) L XSRQ_ZIAV (Page 33) O SPDIF (Page 34) V ZIVARESET AV DATA BUS VDAC_0 131 XDCK XSAK SDEF 183 SDCLK 179 SDEN 182 SDERROR VDAC_2 125 VDAC_1 128 J205 (3/4) VIDEO 1 VIDEO IN J206 (2/3) VIDEO 2 VIDEO IN 139 XIN 178 SDREQ 156 IEC958 202 RESET VDAC_3 122 VDAC_4 119 177-174, 171-168 SDDATA0 - SDDATA7 SW1 SW2 VIDEO INPUT SELECTOR IC207 1 IN1 3 IN2 5 IN3 OUT 7 24 VIDEO SELECTOR IC209 14 2B OUT2 5 75Ω DRIVER IC206 9 3B 1 1B OUT3 6 OUT1 3 12 7 2 VIDEO AMP, 75Ω DRIVER IC208 6 YIN 2 CIN YOUT 28 COUT 33 WIDE SWITCH Q210, 214 4 VIN VOUT 31 12 CYIN 14 CBIN 16 CRIN CYOUT 25 CBOUT 22 CROUT 19 J205 (4/4) VIDEO 1 VIDEO OUT • SIGNAL PATH : VIDEO : Y : CHROMA : COMPONENT VIDEO 43 2 1 S VIDEO J202 MONITOR OUT VIDEO Y PB/CB PR/CR J206 (3/3) COMPONENT VIDEO OUT CT2 CT3 CT1 MUTE1 MUTE2 TDOSA, TDISA, TCK, TMS, TRST (Page 33) N I2HLP, I2CDATA, I2CCLK (Page 34) W TDOSA TDISA TCK TNS TRST 199 TDI 198 TDO 201 TCK 200 TMS 197 TRST I2HLP 106 I2C_CTRL CS_EEPROM RST_SPC WC_EEPROM HIRQ2 I2C_DA I2C_CL DRVTX DRVRX DRVCLK HIRQ1 DRVRDY 161 160 186 187 185 184 188 146 158 157 191 I2CDATA I2CCLK FLIP-FLOP IC803 183 CS WC R/B 6 DO 5 DI 4 SK EEPROM IC203 SWITCHING IC802 Q302 78 79 34 33 35 36 37 32 38 CS ZIVA RST I2C SIO I2C-CLK SOZIVA SIZIVA SCKZIVA DRVIRQ DRVRDY EXTAL XTAL 41 40 X301 20MHz MECHANISM CONTROLLER IC301 (2/2) 3 15 AV2 AV0 AV1 AV0 - AV2 P (Page 33) BA0 BA1 MCLK MCS0 MWE MRAS MCAS MDQM0 MDQM1 MDQM2 MDQM3 BS0 BS1 CLK CS WE RAS CAS DQM0 DQM1 DQM2 DQM3 107 VS/WIDE DVD SYSTEM PROCESSOR IC206 HREAD HCS0 ALE HAD0 - HAD15 HA1 - HA3 22, 19-14, 11-3 2, 207, 206 190 HAD0 - HAD15 HA1 - HA3 DATA & ADDRESS BUS HAD0 - HAD15 HA1 - HA3 55, 54, 52, 51, 49-47, 45-40, 38-36 34, 33, 31 2D7 - 2D9 1D1 - 1D10, 2D1 - 2D6 56 29 1LE 2LE 1Q1 - 1Q10, 2Q1 - 2Q8 2, 3, 5, 6, 8-10, 12-17, 19-21, 23, 24 BUS INTERFACE IC215 CE OE 195 27 25 WE WEN.UDS MD0 - MD31 57-60, 64-71, 75-78, 81-84, 88-95, 99-102 MA0 - MA12 42-33, 45, 46 48 47 56 49 53 51 52 62 73 86 97 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 DQ0 - DQ31 21, 24-27, 60-66 A0 - A11 22 23 68 20 17 19 18 16 71 28 59 128Mbit SD-RAM IC202 ADDRESS BUS HA4 -HA21 DATA & ADDRESS BUS HAD0 - HAD15 HA1 - HA3 15-22, 24-31 DQ0 - DQ15 11-9 2-8, 34-44 A0 - A2 A3 - A20 16Mbit PROGRAMMABLE ROM IC204 CE CE OE OE 12 14 1 WE WE 35 35

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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)