Block Diagrams (2) - Sony KV-28DS20U Service Manual

BLOCK DIAGRAMS 3
N
1/2
[ DIGITAL PROCESSING ]
CN3101
IC3413
20a
4 2
19a
1a RXD2
TO N BOARD
1b TXD2 (2/2)
5b DIG-EN
SCLTV
3a
2b SDATV
7b PTSTRT
19b HREFO
UV3
13a
13b UV2
14a UV1
14b UV0
Y7
15a
Y6
15b
16a Y5
16b Y4
17a Y3
Y2
17b
Y1
18a
IC3402
18b Y0
3 STATE BUFFERS
DATA (7)
17 2A4
DATA (6)
8a DATA (7)
15 2A3
DATA (5)
8b DATA (6)
13 2A2
DATA (4)
DATA (5)
9a 11 2A1
DATA (3)
9b DATA (4) 8 1A4
DATA (2)
TO A2 BOARD 10a DATA (3) 6 1A3
CN4002 DATA (1)
10b DATA (2)
4 1A2
DATA (0)
11a DATA (1)
2 1A1
DATA (0)
11b
IC3404
3 STATE BUFFERS
DATA (7)
17 2A4
DATA (6)
2A3
15
DATA (5)
13 2A2
DATA (4)
11 2A1
DATA (3)
8 1A4
DATA (2)
6 1A3
DATA (1)
1A2
4
DATA (0)
2 1A1
6b PTEN
7a PTCK
IC3201
OP AMP
25a R OUT
7 OUT - 8 6
L OUT
24a
1 OUT + 3 9
24b CVBS OUT
41
N ( )
(1/2) DIGITAL
PROCESSING
44
43
1
59
24
38
~
UV0,UV1,UV2,UV3,Y0-Y7 34
.
31
~
25
A(23)
IC3407 15
A(0)
3 STATE BUFFERS
78
MDO (7) MO (7) A(1)
IC3403
3 2Y4 2A4 17 79
BUS TRANSCEIVER
MDO (6) MO (6)
PTCK
5 2Y3 2A3 15 58
TO A BOARD R/W
MDO (5) MO (5) CMISTAT
7 2Y2 2A2 13 1 DIR 57
(2/2)
MDO (7) MDO (4) MO (4)
2Y4 3 9 2Y1 2A1 11
11 B8
MDO (6) MDO (3) MO (3)
~
2Y3 5 12 1Y4 1A4 8
18 B1 A1 2
MDO (5) MDO (2) MO (2) D(16)-D(23)
~
2Y2 7 14 1Y3 1A3 6
A8 9
MDO (4) MDO (1) MO (1)
2Y1 9 16 1Y2 1A2 4
MDO (3) MDO (0) MO (0)
1Y4 12 18 1Y1 1A1 2
A(0)-A(23) TO N BOARD
MDO (2)
1Y3 14
(2/2)
MDO (1)
1Y2 16
MDO (0)
3 STATE BUFFERS
1Y1 18
PTCK
6
A(15)
IC3409 11
3 STATE BUFFERS A(16)
13
A (18)
MDI (7) MDI (7) 1A1 2
2Y4 3 3 2Y4 A(17)
15
A (19)
MDI (6) MDI (6)
2Y3 2Y3 1A2 4 PTEN
5 5 4
A (20)
MDI (5) MDI (5)
1A3 6 CMISTAT
2Y2 7 6 2Y2 2
A (21)
MDI (4) MDI (4)
1A4 8
2Y1 9 9 2Y1
A (22)
MDI (3) MDI (3) 2A1 11
1Y4 12 12 1Y4
MDI (2) MDI (2)
1Y3 14 14 1Y3
MDI (1) MDI (1)
1Y2 1Y2
16 16
CMISTAT
MDI (0) MDI (0) 2
1Y1 18 18 1Y1
PTEN
4
PTCK
6
IC3203
AUDIO D/A
FSCLK
A OUT R FSCLK 14
SCK
SCK 3
SD
SD 2
WS
A OUT L WS 1
IC3406
DO 56
~
53
.
51
~
D7 48
RESET
SO1 20
CD1
SI1 18
IREQ
SI0 17
WE
WE 41
VSI
SI3 46
CD2
SI2 47
TSSTR
IORD
IORD 60
IOWA
IOWR 61
OE
OE
62
CE1
CE1 64
AVIRQ
TO N
14
BOARD
YUV011 AVDTACK
12 (1/2)
R/W
11
YUVDO YUVIO 3
~
YUVI7 10
SEL0 48
53 HD15 SPISO/HSDO
HDO 77 ~
HA0 ~ 57 SPIXCS/HSD1 47
74
D(24)-D(31) D(16)-D(23) .
.
HA1 60 SPICLK/HSDEN 46
71 ~
~ 69
TSCK SPISI 43
HD7 68 .
72 HD0 CS2
MISTR CS2 103
WE1
MDO(0)-MDO(7) 121 CHDATA0 WE1 102
~
WE
128 CHDATA7
WE 101
TO N BOARD
R/W
75 HA22 R/W 100
(2/2)
.
DMXIRQ0
A(1)-A(22) 76 DMXIRQ0 73
.
IC3411 DMXIRQ1
80 DMXIRQ1 74
3 STATE BUFFERS ~
A(0) AC(0) 99 HA1 DMUXACK
75
2 1A1 1Y1 18
A(1) AC(1)
IC3405 4 1A2 1Y2 16
A(2) AC(2) RESET 117
6 1A3 1Y3 14
A(3) AC(3)
IA3 8 1A4 1Y4 12 VDIN7 141 YUVENC(0)-YUVENC(7)
~
A(4) AC(4)
11 2A1 2Y1 9 VDIN0 148
2A3 MISTAT
2Y3 5 A(5) AC(5)
2A2
2A2 13 2Y2 7 SCAVCLK 153
MIVAL
2Y2 7 A(6) AC(6)
2A3 15 2A3 2Y3 5 CADEN 152
MICLK
2Y1 9
A(7) AC(7)
IA2 17 2A4 2Y4 3
CVDEN 151
IC3410 DECFIELD
IA1
DECVSYNC 139
3 STATE BUFFERS
A(8) AC(8) DECSYNC
2 1A1 1Y1 18 DECHSYNC 140
A(9) AC(9)
IC3408 4 1A2 1Y2 16
MISTAT A(10) AC(10)
6 1A3 1Y3 14
1Y1 18
MDSTAT A(11) AC(11)
1Y4
1AI 2A4 17 8 1A4 12
A(12) AC(12)
MIVAL
1Y2 16 11 2A1 2Y1 9
1A2
A(13) AC(13) IC3103
MDVAL
2A3 15 13 2A2 2Y2 7 DC MULTIPLEXER AND
1A3
MICLK A(14) AC(14) GRAPHICS
15 2A3 2Y3 5
1Y3 14
MDCLK
2A2 13
42
IC3205
MPEG VIDEO DECODER
TO N BOARD
CS3 MDA(11) MDA(11)
8 CS SDRAM_ADDR(11) 88
(2/2)
MDA(10) MDA(10)
SDRAM_ADDR(10) 91
MDA(9) MDA(9)
SDRAM_ADDR(9) 87
MDA(8) MDA(8)
SDRAM_ADDR(8)
41 ADDRESS(1) 86
~ MDA(7) MDA(7)
A1-A8 44 SDRAM_ADDR(7) 90
.
46 MDA(6) MDA(6)
SDRAM_ADDR(6) 92
~
49 ADDRESS(8) MDA(5) MDA(5)
SDRAM_ADDR(5) 95
MDA(4) MDA(4)
SDRAM_ADDR(4) 98
150 AV_DATA(0)
~ MDA(3) MDA(3)
SDRAM_ADDR(3)
153 100
CVD(0)-CVD(7)
. MDA(2) MDA(2)
155 SDRAM_ADDR(2) 99
~
MDA(1) MDA(1)
158 AVDATA(7) SDRAM_ADDR(1) 98
MDA(0) MDA(0)
SDRAM_ADDR(0) 94
DO(15) DO(15)
21 DATA(0) SDRAM_DATA(15) 54
~
DO(14) DO(14)
24 SDRAM_DATA(14) 57
.
26 DO(13) DO(13)
SDRAM DATA(13) 59
~
D(16)-D(31) 29 DO(12) DO(12)
. SDRAM_DATA(12) 62
IC3202 31
DO(11) DO(11)
DIGITAL VIDEO ~ SDRAM_DATA(11) 65
34
ENCODER . DO(10) DO(10)
+5V IC3115 SDRAM_DATA(10) 67
36
~ DO(9) DO(9)
SDRAM_DATA(9) 70
39 DATA(15)
5 VDD IY 4 40 RESET
DO(8) DO(8)
SDRAM_DATA(8) 73
CVBS 30
DO(7) DO(7)
SDRAM_DATA(7) 71
DECFIELD
RCV1 7
DO(6) DO(6)
SDRAM_DATA(6) 69
DECSYNC
RCV2 8 DO(5) DO(5)
9 MP7 SDRAM_DATA(5) 66
~
DO(4) DO(4)
IC3102 AND GATES 16 MP0 SDRAM_DATA(4) 63
DO(3) DO(3)
SDRAM_DATA(3) 61
2
3 159 A_STROBE DO(2) DO(2)
1 SDRAM_DATA(2) 58
6 146 V_STROBE
DO(1) DO(1)
SDRAM_DATA(1) 55
4
DO(0) DO(0)
SDRAM_DATA(0) 53
108 HS
IC3204 EXOR GATES
SDRAM_WE 74
2Y 6 107 VS
1 1A SDRAM_CAS 75
2
1B
139 FSCLK SDRAM_RAS 77
IC3206 EXOR GATES
142 SCK SDRAM_UDQ 78
1 A
GH 13 143 SO CPBIMEXT 83
2
B
145 WS
43
CN3102
CN3401
D7 6
D6 5
D5 4
D4
3
D3 2
D2
32
D1 31
D0
30
IC3207
RESET 58
19 A11
CDI 36
20 A10
IREQ 16
22 A9 WE 15
VSI
A8 43
31
CD2 67
30 A7
IORD
44
29 A6
IOWA 45
28 A5 OE
9
27 A4 CE1 7
A3
24 A10
8
23 A2 A11 10
A9
22 A1 11
A8 12
21 A0
A13
13
A14 14
11 DO6
A12 21
8 DO4 AC(0)-AC(14)
A7 22
5 DO2 A6 23
A5 24
2 DO0
A4 25
48 DO14 DUMMY
A3
26
45 DO12
A2 27
42 DO10 A1
28
39 DO8 A0 29
40 DO9
MISTAT 46
43 DO11
MOSTAT 63
46 DO13
MIVAL
19
49 DO15
MOVAL 62
3 DO1 MICLK
20
MOCLK 57
6 DO3
9 DO5
MDO7 41
12 DO7
MDO6 40
MDO5 39
15 WEN
MDO(0)-MDO(7) MDO4 38
16 CASN
MDO3 37
17 RASN MDO2
66
14 LDOM MDO1 65
MDO0
35 UDOM 64
MDI17/A25 56
MDI16/A24 55
MDI15/A23 54
MDI14/A22 53
MDI(0)-MDI(7)
MDI13/A21 50
MDI12/A20 49
MDI11/A19 48
MDI10/A18
47
44