30
30
HCD-EA20
– VIDEO SECTION –
• SIGNAL PATH
: VIDEO
: Y
: CHROMA
: AUDIO
: TUNER
IC207
DVD SYSTEM PROCESSOR
125
VDAC_2
131
VDAC_0
Q251, 252
WIDE SWITCH
183 SDCLK
179 SDEN
182 SDERROR
192 INT/EXT
151 DATA1(FLR)
152 DATA2(SLR)
153 DATA3(CSW)
147 XCK
148 LRCK
149 BCK
150 DATA0(DM)
SDEF#
XDCK#
XSAK#
SDEF#
XDCK#
XSAK#
178 SDREQ
XSRQ_ZIVA
SDDATA0 – SDDATA7
177-174, 171-168
SD0
AV0
AV1
AV2
AV3
AV4
AV5
AV6
AV7
SD1
SD2
SD3
SD4
SD5
SD6
SD7
ADC_DATA
BCK
LRCK
BCK-ZIVA
DATA1
DATA2
DATA3
LRCK-ZIVA
XCK
XSAK
SDEF
XDCK
A
RF SERVO
SECTION
RF SERVO
SECTION
B
D
139 XIN
27M
C
202 RESET
110 MREQ
SYS RESET, MUTE REQ
SYS RESET
G
I2CDATA, I2CCLK
I
AMP
SECTION
AUDIO
SECTION
AMP
SECTION
RE SERVO
SECTION
RE SERVO
SECTION
144 MC
143 MDI
145 ML
MC
MDI
ML
MDI, MC, ML
H
AUDIO
SECTION
AUDIO
SECTION
F
I2CCLK
I2CDATA
128
190
VDAC_1
J102(1/2)
IC151
VIDEO INPUT
SELECTOR
1 IN1
7
2 4
OUT
SW1
SW2
5 IN3
IC204
EEPROM
IC901 (2/2)
MECHANISM CONTROLLER
Q202
5 DI
6 DO
1 8
R/B
WC
3
CS
4 SK
IC106
VIDEO SELECTOR
1 1B
9 3B
3
12 7
OUT1
CT2
CT3
14 2B
6
OUT3
5
OUT2
2
CT1
IC252
VIDEO AMP, 75
Ω
DRIVER
J101 (1/2)
J251
4 VIN
3
MUTE1
31
VOUTB
30
VOUTA
2 CIN
6 YIN
33
COUT
28
YOUTB
27
YOUTA
VOUT
AV SEL1
AV SEL0
AV SEL2
15
MUTE2
VIDEO
VIDEO IN
1
2
3
4
IC251
75
Ω
DRIVER
IC904
FLIP-FLOP
IC902
SWITCHING
CE
WE
OE
56 29
1LE
2LE
ALE
IC216
BUS INTERFACE
IC206
PROGRAMMABLE ROM
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
25-27,
60-66,24,21
2,4,5,7,8,10,11,13,74,76,77,79,80,82,83,85,31,
33,34,36,37,39,40,42,45,47,48,50,51,53,54,56
1Q1 – 1Q10, 2Q1 – 2Q9
HA1 – HA3
HAD0 – HAD15
2, 3, 5, 6, 8-10, 12-17,
19-21, 23, 24, 26
22-18, 8-1, 48,
17, 16, 9, 10, 13
29,31,33,35,38,40,42,44,
30,32,34,36,39,41,43,45
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 –HA22
34, 33, 31
26
CE
WE
28
OE
11
A3 – A21
195
HCS0
WEN.UDS
27
HREAD
25
CKE
69
A0 – A2
25-23
DQ0 – DQ15
56
MCLK
CE
WE
OE
IC203
128Mbit SD-RAM
68
CLK
DQ0 – DQ31
A0 – A11
MA0 – MA11
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_SCL
186
DRVTX
34
SO_ZIVA
187
DRVRX
33
SI_ZIVA
185
DRVCLK
35
SCK_ZIVA
184
HIRQ1
188
DRVRDY
36
DRVIRQ
37
DRVRDY
32
CS_ZIVA
191
RST_SPC
38
RST
116
HIRQ2
165
WRITE_CTRL(ZIVA_E2P)
162
CS_(ZIVA_E2P)
48
BA0
22
BS0
47
BA1
23
BS1
107
VS/WIDE
XTAL
EXTAL
41
40
X901
20MHz
VIDEO
VIDEO OUT
S VIDEO
(DVD ONLY)
MONITOR OUT
VIDEO
AV SEL0 – AV SEL2
J
AUDIO
SECTION
MUTE REQ
Q904
SWITCH
Q903
SWITCH
E
DATA0
IC256
D-FF
IC258
D-FF
IC259
D-FF
IC255
157 DAI_DATA
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
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TEL 13942296513 QQ 376315150 892498299
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