Sony KV-28DS60U Service Manual ▷ View online
49
50
51
52
53
N ( )
(1/2)
CN3101
TO A BOARD
CN1806
CN3401
13
IC3402
3 STATE BUFFERS
3
MDO (7)
5
MDO (6)
7
MDO (5)
9
MDO (4)
12
MDO (3)
14
MDO (2)
16
MDO (1)
18
MDO (0)
17
15
13
11
8
6
4
2
2Y4
2Y3
2Y2
2Y1
1Y4
1Y3
1Y2
1Y1
2A4
2A3
2A2
2A1
1A4
1A3
1A2
1A1
DATA (7)
DATA (6)
DATA (5)
DATA (4)
DATA (3)
DATA (2)
DATA (1)
DATA (0)
DATA (7)
DATA (6)
DATA (5)
DATA (4)
DATA (3)
DATA (2)
DATA (1)
DATA (0)
8a
8b
9a
9b
10a
10b
11a
11b
6b
7a
PTEN
PTCK
3
MDI (7)
5
MDI (6)
7
MDI (5)
9
MDI (4)
12
MDI (3)
14
MDI (2)
16
MDI (1)
18
MDI (0)
17
15
13
11
8
6
4
2
2Y4
2Y3
2Y2
2Y1
1Y4
1Y3
1Y2
1Y1
2A4
2A3
2A2
2A1
1A4
1A3
1A2
1A1
DATA (7)
DATA (6)
DATA (5)
DATA (4)
DATA (3)
DATA (2)
DATA (1)
DATA (0)
3
MO (7)
5
MO (6)
7
MO (5)
9
MO (4)
12
MO (3)
14
MO (2)
16
MO (1)
18
MO (0)
17
15
13
11
8
6
4
2
2A4
2A3
2A2
2A1
1A4
1A3
1A2
1A1
2Y4
2Y3
2Y2
2Y1
1Y4
1Y3
1Y2
1Y1
MDO (7)
MDO (6)
MDO (5)
MDO (4)
MDO (3)
MDO (2)
MDO (1)
MDO (0)
IC3409
3 STATE BUFFERS
2
A (18)
4
A (19)
6
A (20)
8
A (21)
11
A (22)
3
5
6
9
12
14
16
18
1A1
1A2
1A3
1A4
2A1
2Y4
2Y3
2Y2
2Y1
1Y4
1Y3
1Y2
1Y1
MDI (7)
MDI (6)
MDI (5)
MDI (4)
MDI (3)
MDI (2)
MDI (1)
MDI (0)
11
~
18
2
~
9
~
9
B8
B1
A1
A8
1
DIR
R/W
TO A BOARD
(2/2)
D(16)-D(23)
IC3403
BUS TRANSCEIVER
15
SEL0
78
A(23)
A(0)
HA0
79
HA1
58
TSCK
57
A(1)
PTCK
CMISTAT
MISTR
6
PTCK
IA3
IC3405
3 STATE BUFFERS
11
A(15)
2A3
13
A(16)
2A2
15
A(17)
2A3
4
PTEN
IA2
2
CMISTAT
IA1
2Y3
2Y2
2Y1
5
7
9
MISTAT
MIVAL
MICLK
2
CMISTAT
1AI
IC3408
4
PTEN
1A2
6
PTCK
1A3
2A3
1Y3
2A2
15
14
13
MDVAL
MICLK
MDCLK
MIVAL
MDSTAT
1Y2 16
2A4 17
18
MISTAT
1Y1
IC3201
OP AMP
7
OUT
1
OUT
+ 3
- 8
IC3203
AUDIO D/A
A OUT R
A OUT L
SD
WS
2
1
SD
WS
SCK
FSCLK
SCK 3
FSCLK 14
6
9
25a
24a
24b
A(0)-A(23)
TO N BOARD
(2/2)
38
~
34
.
31
~
25
YUV011
YUVDO
59
24
TSSTR
Y7
Y6
Y5
Y4
Y3
Y2
Y1
Y0
16a
16b
17a
17b
18a
18b
UV0
UV1
UV2
UV3
15a
15b
14b
14a
13b
13a
19b
7b
2b
3a
5b
1b
SDATV
SCLTV
DIG-EN
TXD2
1a
RXD2
19a
20a
43
4
IC3413
2
44
IC3406
TO N BOARD
(2/2)
1
IOWR
OE
CE1
61
62
64
IOWA
OE
CE1
IORD 60
SI2 47
SI3 46
WE 41
SI0 17
SI1 18
SO1 20
IORD
CD2
VSI
WE
IREQ
CD1
RESET
56
~
53
.
51
~
48
DO
D7
14
12
11
AVIRQ
AVDTACK
R/W
77
~
74
.
71
~
68
HDO
HD7
3
~
~
10
YUVIO
YUVI7
IC3410
3 STATE BUFFERS
12
9
7
AC(11)
AC(12)
AC(13)
AC(10)
AC(9)
14
16
18
AC(8)
5
AC(14)
8
11
13
6
4
2
15
A(11)
A(12)
A(13)
A(10)
A(9)
A(8)
A(14)
IC3411
3 STATE BUFFERS
12
9
7
AC(3)
AC(4)
AC(5)
AC(2)
AC(1)
14
16
18
AC(0)
5
AC(6)
8
11
13
6
4
2
15
A(3)
A(4)
A(5)
A(2)
A(1)
A(0)
A(6)
17
3
AC(7)
A(7)
53
~
57
.
60
~
69
.
72
HD15
HD0
IC3103
DC MULTIPLEXER AND
GRAPHICS
R/W
DMXIRQ0
DMXIRQ1
73
74
WE
WE1
CS2
SPISI 43
SPISO/HSDO
46
SPIXCS/HSD1 47
SPICLK/HSDEN
48
CHDATA0
CHDATA7
75
.
76
.
80
~
99
HA22
HA1
121
~
128
VDIN7
VDIN0
141
~
148
RESET
75
SCAVCLK
CADEN
CVDEN
153
DECVSYNC
DECHSYNC
152
151
117
100
101
102
103
R/W
DMXIRQ0
DMXIRQ1
WE
WE1
CS2
DMUXACK
TO N BOARD
(2/2)
41
~
44
.
46
~
49
IC3205
MPEG VIDEO DECODER
99
86
SDRAM_ADDR(11)
87
91
88
21
~
24
.
26
~
29
.
31
~
34
.
36
~
39
150
~
153
.
155
~
158
98
100
MDA(4)
MDA(3)
MDA(2)
MDA(5)
MDA(6)
MDA(7)
MDA(1)
SDRAM_ADDR(4)
SDRAM_ADDR(3)
SDRAM_ADDR(2)
SDRAM_ADDR(5)
SDRAM_ADDR(6)
SDRAM_ADDR(7)
SDRAM_ADDR(8)
SDRAM_ADDR(10)
SDRAM_ADDR(9)
94
SDRAM_ADDR(1)
SDRAM_ADDR(0)
MDA(0)
90
92
95
98
MDA(8)
MDA(9)
MDA(10)
MDA(11)
69
62
SDRAM_DATA(15)
59
57
54
66
DO(8)
DO(7)
DO(6)
DO(9)
DO(10)
DO(11)
DO(5)
SDRAM_DATA(8)
SDRAM_DATA(7)
SDRAM_DATA(6)
SDRAM_DATA(9)
SDRAM_DATA(10)
SDRAM_DATA(11)
SDRAM_DATA(12)
SDRAM_DATA(14)
SDRAM DATA(13)
63
SDRAM_DATA(5)
SDRAM_DATA(4)
DO(4)
65
67
70
73
DO(12)
DO(13)
DO(14)
DO(15)
71
DO(3)
DO(2)
DO(1)
DO(0)
61
58
55
53
SDRAM_DATA(3)
SDRAM_DATA(2)
SDRAM_DATA(1)
SDRAM_DATA(0)
74
SDRAM_WE
75
VS
77
SDRAM_RAS
78
SDRAM_UDQ
83
CPBIMEXT
4
IY
5
VDD
IC3115
+5V
40
9
~
~
16
IC3202
DIGITAL VIDEO
ENCODER
30
7
8
2
IC3102 AND GATES
1
4
3
6
DECSYNC
DECFIELD
139
140
6
1
1
IC3206 EXOR GATES
DECSYNC
DECFIELD
HS
V_STROBE
A_STROBE
107
108
146
159
FSCLK
139
SCK
142
SO
143
WS
145
DATA(0)
DATA(15)
ADDRESS(1)
ADDRESS(8)
AV_DATA(0)
AVDATA(7)
D(16)-D(23)
D(24)-D(31)
IC3207
23
31
22
20
19
22
21
30
29
28
27
43
2
5
8
11
46
49
48
45
42
39
40
3
6
9
12
15
16
17
14
35
SDRAM_CAS
WEN
RASN
LDOM
UDOM
CASN
MDA(4)
MDA(3)
MDA(2)
MDA(5)
MDA(6)
MDA(7)
MDA(1)
MDA(0)
MDA(8)
MDA(9)
MDA(10)
MDA(11)
DO(8)
DO(7)
DO(6)
DO(9)
DO(10)
DO(11)
DO(5)
DO(4)
DO(12)
DO(13)
DO(14)
DO(15)
DO(3)
DO(2)
DO(1)
DO(0)
A11
A4
A3
A2
A5
A6
A7
A8
A10
A9
A1
A0
DO6
DO8
DO9
DO11
DO10
DO12
DO14
DO0
DO4
DO2
DO13
DO15
DO1
DO3
DO5
DO7
24
54
53
50
49
48
47
56
55
MDI17/A25
MDI16/A24
MDI15/A23
MDI14/A22
MDI13/A21
MDI12/A20
MDI11/A19
MDI10/A18
39
38
37
66
65
64
41
40
MDO7
MDO6
MDO5
MDO4
MDO3
MDO2
MDO1
MDO0
46
63
19
62
20
57
MISTAT
MOSTAT
MIVAL
MOVAL
MICLK
MOCLK
24
25
26
27
28
29
A5
A4
A3
A2
A1
A0
23
A6
22
A7
21
A12
14
A14
13
A13
12
A8
11
A9
10
A11
8
A10
9
7
45
44
67
43
15
16
36
58
CE1
OE
IOWA
IORD
CD2
VSI
WE
IREQ
CDI
RESET
30
D0
31
D1
32
D2
2
D3
3
D4
4
D5
5
D6
6
D7
CN3102
8
MDO(0)-MDO(7)
AC(0)-AC(14)
MDI(0)-MDI(7)
A1-A8
PTSTRT
HREFO
R OUT
L OUT
CVBS OUT
UV0,UV1,UV2,UV3,Y0-Y7
TO N
BOARD
(1/2)
MDO(0)-MDO(7)
A(1)-A(22)
1A1
1A2
1A3
1A4
2A1
2A2
2A3
2A4
1A1
1A2
1A3
1A4
2A1
2A2
2A3
1Y1
1Y2
1Y3
1Y4
2Y1
2Y2
2Y3
2Y4
1Y1
1Y2
1Y3
1Y4
2Y1
2Y2
2Y3
YUVENC(0)-YUVENC(7)
CVD(0)-CVD(7)
RESET
D(16)-D(31)
CVBS
RCV1
RCV2
MP7
MP0
2
2
13
2Y
1B
GH
A
B
1A
TO N BOARD
(2/2)
CS3
CS
IC3404
3 STATE BUFFERS
IC3407
3 STATE BUFFERS
IC3204 EXOR GATES
DUMMY
DIGITAL
PROCESSING
BLOCK DIAGRAMS (5)
54
55
56
57
58
19
PP7/PST3
PP6/PST2
PP3/DDATA3
PP2/DDATA3
TMS/BKPT
TRST/DSCLK
TD0/DS0
TD1/DS1
PP5/PST1
PP4/PST0
PP1/DDATA3
PP0/DDATA0
136
45
40 A26/CS6/WEI
CS2
RXD2
TXD2
38
64
63
61
62
54
IRQ1/IPL0
IRQ4/IPL1
ATA
IRQ1/IPL2
A25/CSS
R/W
IC3308
CPU
WEI
CS2
RXD2
TXD2
159
158
157
156
154
153
152
151
126
124
121
127
137
PP(0) - PP(7)
7
20
8
21
9
22
10
PP6/PST2
PP5/PST1
PP2/DDATA2
PP7/PST3
PP3/DDATA3
PP4/PST0
PP1/DDATA1
PP0/DDATA0
PP7/PST3
PP6/PST2
PP3/DDATA3
PP2/DDATA2
PP5/PST1
PP4/PST0
PP1/DDATA1
PP0/DDATA0
TO N BOARD
(1/2)
17
18
15
14
6
10
13
1
12
9
5
4
2Y
3B
1C
1A
1Y
2B
2C
3A
IC3312
3 INPUTS AND GATES
13
6
5
4A
2Y
2B
IC3320
NAND GATES
2
1
3
1Y
1A
1B
R/W
TO N
BOARD
(2/2)
DMXTRQ1
AVIRQ
TO N BOARD
(2)
5
1
13
2L0
5
4L1
IC3318
SELECTORS
4
9
7
2Y
3Y
1Y
41
WE/A17/LS7
59
2
1
3
9
1B
1A
1Y
3A
IC3313
NAND GATES
10
13
3B
4B
12
4A
TO N BOARD
(2/2)
R/W
ACTAVRST
TO N BOARD
(2)
DEMUXACK
AVDTACK
TO N BOARD
(2/2)
DMXTRQO
TO N BOARD
(2)
IC3315
GP OUT BY LATCH
1
3
2D
1D
4
7
8
13
14
17
18
3D
4D
5D
6D
7D
8D
6
19
11
C
3Q
9
4Q
IC3316
GP INPUT BY LATCH
1
2
5
6
9
12
15
16
19
18
11
C
8D
2Q
1Q
3Q
4Q
5Q
6Q
7Q
8Q
TO N BOARD
(2/2)
ADVS
IC3317
1A1
2Y4
1A2
2Y2
1A4
2Y1
19
11
18
17
12
13
2G
2A1
1Y1
2A4
1Y4
2A2
IC3309
8 MBIT FLASH
28
R/W
12
11
RESET
/WE
29
.
31
.
33
.
35
.
38
.
40
.
42
.
44
.
30
.
32
.
34
.
36
.
39
.
41
.
43
.
45
D16
D31
25
~
18
.
8
~
1
~
1
.
48
.
17
.
16
A1
A19
IC3310
8 MBIT FLASH
28
R/W
12
11
RESET
/WE
45
.
43
.
41
.
39
.
36
.
34
.
32
.
30
.
44
.
42
.
40
.
38
.
35
.
33
.
31
.
29
D16
D31
25
~
18
.
8
~
1
~
1
.
48
.
17
.
16
A1
A19
D(16)-D(31)
D(16)-D(31)
120
.
119
.
117
~
113
~
111
.
109
~
107
.
105
~
103
.
101
~
99
.
97
~
95
.
93
~
91
.
89
~
87
.
85
~
83
.
81
~
79
DO
D31
D(0)-D(31)
TO N BOARD
(1/2)
78
DRAMW
76
CAS3
75
CAS2
74
CAS1
72
CAS0
71
RASO
CTSI
RTSI
RXDI
142
TXDI
141
139
138
DRAMW
CAS3
CAS2
CAS1
CAS0
RAS0
1
.
2
.
4
.
5
.
7
.
8
.
10
.
11
.
13
.
14
.
16
.
17
.
19
.
20
.
22
.
23
25
.
26
.
28
.
29
.
31
.
32
.
34
.
35
A(0)
A(23)
A(0)-A(23)
TO N BOARD
(1/2)
IC3307
16 MBIT ED DRAM UPPER
17
35
/WE
/LCAS
49
~
46
.
44
~
41
.
10
~
7
7
.
5
~
2
~
2
21
~
23
.
28
~
32
.
24
.
27
A0
A9
34
18
/UCAS
/RAS
DQ16
DQ1
DRAMW
CAS1
CAS0
RAS0
IC3304
16 MBIT ED DRAM UPPER
17
35
/WE
/LCAS
49
~
46
.
44
~
41
.
10
~
7
7
.
5
~
2
~
2
21
~
23
.
28
~
32
.
24
.
27
A0
A9
34
18
/UCAS
/RAS
DQ16
DQ1
DRAMW
CAS1
CAS0
RAS0
IC3301
RESET
1
2
+5V
A(9)-A(15), A(17), A(19), A(21)
A(1)-A(19)
A(1)-A(19)
2
3
4
7
8
9
2
5
8
1
3
6
4
7
CN3301
MODEM
OUT
+5V
8Q
4
RESET
CN3302
RSTI
N( )
2/2
D (24)
D (25)
D (26)
D (27)
D (28)
D (29)
D (30)
D (31)
D (24)
D (25)
D (26)
D (27)
D (28)
D (29)
D (30)
D (31)
D(16)-D(24)
D(0)-D(15)
46
C53
OPEN
TO H BOARD
CN902
CN4201
J
(
)
AV INPUT INTERFACE
AUTO SELECTOR, H.P. AMP,
AUDIO SWITCH
TO A BOARD
CN201
4
18
17
16
14
13
V4
C4
R4
L4
S4
L IN
V IN
MODE
C IN
R IN
V1
L1
R1
S1
MODE
R IN
L IN
V IN
10
8
7
11
V3
L3
R3
C3
CIN
R IN
L IN
V IN
R OUT
V OUT
L OUT
MODE
L IN
V IN
R IN
V OUT
L OUT
R OUT
MODE
L IN
R IN
C IN
24
20
22
23
19
V2
C2
R2
L2
S2
C IN
V IN
MODE
L IN
R IN
C IN
R IN
L IN
V OUT
L OUT
R OUT
MODE
C IN
V IN
L IN
R IN
V IN
28
26
25
30
63
62
47
64
43
41
42
45
R OUT
V OUT
L OUT
C OUT
Y OUT
R OUT
L OUT
V OUT
34
L PAP
36
R PAP
R OUT
L OUT
11
14
20
13
18
17
2
9
2
6
1
7
A5
A6
TVI R
TVI V
B12
B4
Y OUT
TVI L
A11
A12
R OUT
C OUT
B9
B10
L OUT
L OUT
A17
B17
B
G
A18
B18
R
BLK
A2
B2
A1
B1
BLK
R IN
G IN
B IN
R IN3
R IN1
L IN3
L IN2
L IN2
L IN1
L OUT
R OUT
L OUT
R OUT
L -
R -
IC4203
AV INPUT/OUTPUT
INTERFACE
IC4201
AUDIO SELECTOR
IC4202
H.P. AMP
1
1
3
1
3
1
3
TO A BOARD
CN1301
CN4208
CN4205
CN4209
CN4206
SP S -
SP S +
J4207
J4208
L OUT
R OUT
SP 3
SP 2
SP 1
SPS +
SPS -
J4201
AV-1
J4203
AV-2
J4204
AV-4
CN4202
TO H BOARD
CN903
CN4207
1
3
5
7
1
5
3
16
1
15
C IN
L OUT 2
V OUT 2
R OUT 2
R OUT
L OUT
V OUT
54
53
52
RTV1
TV1
L7V1
C OUT 4
Y OUT 4
R OUT 4
L OUT 4
V OUT 4
SP 1
SP 2
R
L
PICTURE TUBE
CN701
R
G
TO D BOARD
HV (T6804)
R
G
B
HV
1
3
5
8
IK
B
5
IK
9
VDF
3
VI
1
VB
STANBY SW
Q701
VOLTAGE DET
Q704
+12V
8
VO
IC701
VIDEO OUT (BLUE)
5
IK
9
VDF
3
VI
1
VB
8
VO
IC702
VIDEO OUT (GREEN)
5
IK
9
VDF
3
VI
1
VB
8
VO
IC703
VIDEO OUT (RED)
STANBY SW
Q702
STANBY SW
Q703
POWER ON
SWITCH
Q705
+12V
8
9
10
TO D BOARD
FV (T6804)
G4
G2
3
H1
5
H1
4
G2
1
G2
RV5375
TO D BOARD
(CN509)
FV
J701
C
(
)
CRT DRIVE
20
TO A BOARD (1/2)
CN1305
CN703
5
TO
D BOARD
CN612
8
3
STBY+5V
CN2612
(1/2)
BUCK UP2
Q2617
Q2607,
2606,
2605
SWITCH
Q2613
SWITCH
Q2604
SWITCH
Q2610,
2608
BUCK UP1
MAIN SW
SWITCH
Q2602
SOFT
START
5
1
2
4
TO
D BOARD
CN612
CN2612
(2/2)
ST-BY +12V
19
19
D2
(
)
SOFT START CONTROL
10
OVP
BLOCK DIAGRAMS (6)
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