Sony KV-28DS60U Service Manual ▷ View online
33
34
35
36
1C3301
AUDIO SWITCH
A
(1/2)
(
)
AUDIO PROCESSOR,
DOLBY NOISE REDUCTION,
MEGA TEXT, AUDIO OUT, MULTI
COMPONENT PROCESSOR
3
1
CN1111
TO
ROTATION
COIL
ROT -
ROT +
IC1133
ROT DRIVER
2
8
4
6
IC1134
ROT CONTROLLER
5
1
16
15
2
4
6
3
IC1320
D/A CONVERTER
IC1135
A/D CONVERTER
6
8
1
SCL
SDA
1
2
3
4
5
CN2501
H-PULSE
V+
V-
V - PROT
H DRIVE
IC2501
DIGITAL DEFLECTION
CONTROLLER
12
21
22
11
29
VD+
VD-
V - PROT
V - SYNC
H PROT
20
15
26
28
35
ABL
02
V - SYNC
H - SYNC
E/W
B-OUT
G-OUT
R-OUT
VM-OUT
29
28
33
44
66
V - SYNC
HP - IN
ABL - IN
H1 - IN
H - SYNC
65
V1 - IN
45
YS/VM - 1
46
LR1 IN
47
LG1 - IN
48
LB1 - IN
69
Y1 - IN
68
CB1 - IN
67
CR1 - IN
AV COMP
ABL
MAIN H
MAIN V
TXT BLK
TEXT R
TEXT G
TEXT B
61
6
E/W
2
HV-COMP
8
ABL
CN2502
62
63
64
68
66
67
45
39
38
34
~
26
.
35
A0
A9
6
7
X1105
20-480 MHz
10
2
3
11
3
4
R
G
B
BLAN
IICEN
TXD
RXD
CAS
WE
RAS
X OUT
X IN
HS
4
1
2
IC1114
ANALOG SWITCH
IC1329
AND GATE
2VP
2
4
5
IC1326
INVERTER
VS
2
14
4
IC1325
INVERTER
MAIN H
MAIN V
2
1
IC1127
4
23
3
4
9
~
~
12
.
14
~
18
.
5
A0
A9
1
.
2
.
24
.
25
D0
D3
IC1112
DRAM
40
~
43
D0
D3
IC1113
MEGA TEXT
31
22
14
.
15
.
17
~
21
D0
D7
IC1119
ROM
A0
A17
IC1116
MICRO CONTROLLER
47
A18
5
PSEN
15
~
8
8
D0
D7
54
CS EXTERNAL
49
AGC MON
DISABLE
AGC
TO A BOARD
(2/2)
3
~
1
~
1
.
68
~
56
.
17
.
46
A0
A17
33
D.PWR
ON/OFF
50
KEY1
48
KEY2
39
SIRCS
19
LED RESP
MUTE SW
Q211, 212,
213
5
7
11
2
4
MUTE
IN+S
IN+L
OUTS
OUTL
IC203
AUDIO OUT
59
56
60
57
L OUT HP
L OUT SP
R OUT HP
R OUT SP
65
4
5
6
125-DAIR2
125EA-INI
125EA-OUT
125-WS
125-CLK
7
IC201
AUDIO PROCESSOR
DA3
DA2
DA1
LRCK
BCK
15
16
19
27
24
BIT CLOCK IN 0
LR CLOCK IN 0
DATA IN 0
DATA OUT
DATA OUT 2
IC205
DOLBY NOISE REDUCTION
S AUDIO
L AUDIO
C AUDIO
R AUDIO
3
4
CN1105
TO F1 BOARD
CN951
RESP LED
SIRCS
CN201
11
7
5
4
2
IN+C
IN+R
MUTE
OUTL
OUTR
IC202
AUDIO OUT
3
1
S AUDIO
5
SPR
SPC
SPL
TO J BOARD
CN4207
X1107
32.768K
2
1
IC1141
REAL TIME CLOCK
V PULSE IN
34
4
1
2
2HP
IC1329
AND GATE
27
26
CD1105
6MHz
53
44
43
TXD
RXD
RXD
TXD
M3LEN
31
AC DROP DET
TO A BOARD
(2/2)
AC ON/OFF
8
7
IC1111
RESET CONTROLLER
6
1
37
WATCH ENABLE
28
RESET
32
WATCHPULSE
40
AV LINK IN
52
51
33
ACTIVE STBY
ON/OFF
ON/OFF
INTERRUPT
DPWR ON/OFF
D ON/OFF
INTERRUPT
AGC
TO A BOARD
(2/2)
CVBS
10
CN1301
AV4Y
A12
B12
TO A BOARD
(2/2)
A17
B17
B18
A18
A20
B16
B1
A1
S AUDIO
48
47
R OUT TV
L OUT TV
1
13
AR
AL
5
12
DV
DL
2
DR
15
14
10
4
R OUT
L OUT
V OUT
1C1301
D/A AV SWITCH
1
13
RIN
LIN
15
14
R OUT
L OUT
A5
B4
A6
31
30
L IN AV1
R IN AV1
B10
A11
AV4R
AV4L
TV1V
TV1L
TV1R
AGC
TU101
QSS
VIDEO
AGC
BPF
FL201
25
ANA-INI
6
4
TVID
1C103
SYNC SEP
AV LINK
SW9V
AV1 R
AV1 BLK
AV1 G
AV1 B
MONI C
MONI Y
TO A BOARD
(2/2)
TO J BOARD
CN4201
1
CN2504
H DRIVE
9
7
5
B OUT
G OUT
R OUT
CN1305
39
37
35
7
IC1318
MULTI COMPONENT
PROCESSOR
R-Y
B-Y
Y
TO A BOARD
(2/2)
CAS
WE
RAS
CE
A18
12
~
5
5
.
27
.
26
.
23
.
25
.
4
.
28
.
29
.
3
.
2
.
30
10
DTVV
DTVL
DTVR
TO A BOARD
(2/2)
(2/2)
TO D BOARD
CN504
TO D BOARD
CN501
TO C BOARD
CN701
TO VM BOARD
CN1701
59
2
1
3
4
5
6
7
A(
2/2
)
CN1806
A2
TO N BOARD
CN3101
CN1807
RXD
1
2
3
TXD
CPU RESET
A5
A6
A7
A8
B8
A9
B9
A10
B10
A11
B11
A12
B12
A13
B13
A15
A16
A17
A18
A19
A20
B4
B20
A14
2Y OUT
B1
A2
B2
2U OUT
2V OUT
2VP OUT
B3
A4
B20
2H OUT
D-PIC
RXD
A1
B1
A2
TXD
CPU RESET
CN1801
SDA-DTU
SCL-DTU
A1
B1
A2
B2
A3
B3
A4
B4
A5
B5
A6
B6
A7
B7
FE RESET
PT EN
PT CK
PT SRT
TS D7
TS D6
TS D5
TS D4
TS D3
TS D2
TS D1
TS D0
SDA-DTV
SCL-DTV
A4
B4
A5
B6
A7
B7
A8
B8
A9
B9
A10
B10
A11
B11
FE RESET
PT EN
PT CK
PT SRT
TS D7
TS D6
TS D5
TS D4
TS D3
TS D2
TS D1
TS D0
V PULSE
H REF
B18
A13
B13
A14
13.5MHZ
Y7
Y6
Y5
Y4
Y3
Y2
Y1
Y0
UV3
UV2
UV1
B15
UV0
V-PULSE
H REF
CLK
Y7 FROM Q
Y6 TO Q
Y5 TO Q
Y4 TO Q
Y3 TO Q
Y2 TO Q
Y1 TO Q
Y0 TO Q
C3 TO Q
C2 TO Q
C1 TO Q
C0 TO Q
MONI C
MONI Y
BLK
R
G
B
DIGI EN
COMB SW
PAL/NT
TO A BOARD
(1/2)
BUFFER
Q1817-Q1822
TO A BOARD
(1/2)
2Y
2U
2V
2VP
2H
1
4
IC1810
LOGIC GATE SWITCH/BUFFER
4
4
SWITCH
Q1804,1805
SWITCH
Q1802,1803
2
1
2
2
1
D ON/OFF
A BOARD
(1/2)
1
4
2
4
2
1
13
IC1804
ANALOGUE MULTIPLEXER
9
TO A1 BOARD
CN101
CN1808
B5
2
1
4
2
1
4
2
1
4
11
IC1132
PORT EXPANDER
12
9
5
IC1126
PORT EXPANDER
4
6
7
13
11
A3
A1
4
4
TO A BOARD
(1/2)
TO A BOARD
(1/2)
A0
A1
A2
A3
AC ON/OFF
INTERRUPT
DISABLE
AGC OUT
CN1103
CN1102
ALT 5.0V
+40V
TV ID
CN1803
CN1804
TO B BOARD
CN301
TO B BOARD
CN302
TO A1 BOARD
CN102
TO H BOARD
CN901
TO A BOARD
(1/2)
IC1136
LOGIC GATE SWITCH BUFFER
IC1137
LOGIC GATE SWITCH BUFFER
A18
B17
A17
B16
A16
B15
A15
A19
B19
A20
B24
DTVL
A25
DTVR
B25
DTVV
DIG EN
IC1805
LOGIC GATE SWITCH/BUFFER
IC1803
LOGIC GATE SWITCH/BUFFER
IC1801
LOGIC GATE SWITCH/BUFFER
IC1806
LOGIC GATE SWITCH/BUFFER
IC1802
LOGIC GATE SWITCH/BUFFER
8
9
10
11
14
13
5-1 BLOCK DIAGRAMS (1)
37
38
39
40
36
25
38
IC901
18
17
19
35
37
32
26
2
1
4
3
5
4
1
3
2
3
1
2
3
10
17
15
4
9
C3
C2
C1
CN904
MICRO CIRCUIT CARD
J901
J902
CN902
CN901
1
2
3
RX
TX
RESET
TX
RX
RESET
I/O
PRES
CLK
RST
VCC
XTAL2
XTAL1
X901
14.7456 MHZ
L
CN903
C OUT
V OUT
L OUT
R OUT
7
VIDEO
R
S
R IN
L IN
TO J BOARD
CN4205
TO A BOARD
CN1801
TO J BOARD
CN4202
8
1 5
1 6
H
(
)
FRONT INPUT
VM AMP
Q1701,1702
VM BUFFER
Q1703,1704
Q1705,1706
Q1705,1706
VM OUT
Q1707,1708
VM IN
CN1703
Q.P
-
Q.P +
QP
VM
TO
D1 BOARD
CN1503
6
Q.P -
Q.P +
3
5
6
9
10
QP
CN1702
1
TO A BOARD
CN2504
CN1701
NECK
ASSY
4
12
2
11
1
5
4
3
V PIN +
V PIN -
VM
(
)
VM AMP, Q.P
6
17
Y+
C+
C
COMB SW
COMB/Y
COMB/C
B
(
)
TO A BOARD
CN1804
11
SCP
RCY OUT
1
10
B-Y OUT
U IN
V IN
2
3
4
U OUT 14
V OUT
Y OUT
13
12
BLK
R IN
IC3502
MAIN COLOR DECODER
IC3503
DELAY LINE
V OUT
U OUT
B-Y IN
SCP IN
R-Y IN
16
5
14
12
11
AMP
Q3515
AMP
Q3516
AMP
Q3517
LPF
FL303
13
4
8
11
6
5
11
10
6
IC316
SWITCHES ANALOGUE/DIGITAL SYNCS
V 11
HA 17
1
IC328
AND GATE
39
13
8
42
WE1
RSTW1
VACQ
LLA
IC309
CONTROLLER
11
HRA
35
LLDFL
5
3
IC307
MAIN PLL
4
1
5
6
1
4
2
6
4
SWC1/2
SRC1
38
37
VDFL
HDFL
25
~
32
21
22
ALE
WRD
V100
H100
18
21
20
19
G IN
B IN
20
19
Y/CVBS IN
C IN
A17
A18
A9
A20
A14
A15
A16
A17
BLK
R IN
G IN
B IN
PAL/NT
C IN
Y/CVBS IN
COMB SW
CN302
TO A BOARD
CN1804
A10
B10
A11
B11
A12
B12
A13
B13
Y3
Y2
Y1
Y0
C3
C2
C1
C0
A8
B8
A9
B9
Y7
Y6
Y5
Y4
A6
H REF
A7
CLK
B4
DIG-EN
1
9
7
1
4
IC318
FREE RUN
PLL
2
31
33
18
IC315
1
IC313,314
1
43
~
36
4
PI2
14
11
V-PULSE
RXD
13
10
TXD
RST
9
3
0.82VPP
0.72VPP
IC304
MAIN A/D CONVERTER
7
0.83VPP
16
H REF
19
~
22
24
~
31
IC311
FIELD MEMORY
4
IC310
DISPLAY
PLL
5
6
12
60
40
UPCL
UPDA
IC319
DIGITAL NOISE REDUCE
ZOOMING
16
Y0-Y7
77
~
80
38
0.82VPP
IC324
D/A CONVERTER
39
0.83VPP
47
YUV0
YUV7
51
54
40
31
48
~
50
~
53
~
57
42
~
44
.
47
16
~
13
16
16
15
~
13
.
10
~
6
6
25
~
28
29
~
32
.
35
~
38
21
16
RE
WE
IC323
FIELD MEMORY
14
SWCK
6
~
~
13
13
WE
5
~
2
~
2
19
~
16
31
~
24
32
~
35
76
.
75
.
72
~
67
14
11
18
16
20
41
62
61
16
23
WE
SRCK
14
SWCK
17
27
~
24
10
13
9
2
70
74
NTPL
LE
69
RAT1
31
9
Y
B1
C
3
COMB/Y
COMB/C
13
2
9
IC3402
SUB CARRIER
QUAD CLOCK
7
4
11
OCLK
25
ADIN
39
CN301
B7
A8
A2
B2
B1
7
Y0-Y7
U0,U1,V0,V1
D0
D7
UV0
UV3
Y0-Y7
U0,U1,V0,V1
IC321
LOGIC GATE
IC320
LOGIC GATE
IC317
SOFTWARE
DA
CL
P27
WRN
ALE
P0
P7
P0
P7
IC326
BUFFER
IC327
BUFFER
Y5
V100
DA
CL
U0,U1,V0,V1
18
~
25
28
~
35
CLK
H REF
Y0-Y7
U0,U1,V0,V1
U0,U1,V0,V1
Y0-Y7
U0,U1,V0,V1
Y0-Y7
Y0-Y7
IC3403
DIGITAL COMB FILTER SWITCH
IC3401
DIGITAL COMB FILTER
Y/CVBS
PAL/NT
PAL/NT
COMB Y
COMB C
AYO
ACO
B3
A4
V100
H100
MAIN COLOR DECODER, A/D, D/A
CONVERTER DIGITAL NOISE REDUCER,
PAP SWITCH, CONTROLLER, SOFTWARE
DIGITAL COMB FILTER
Y
C OUT
Y OUT
14
4
11
VCO
4FS
RES
HS
1.3VPP
1.05VPP
0.64VPP
D7
D0
D8
D11
Q7
Q0
Q8
Q11
Y00
Y07
UD0
UD3
Y0
Y7
UVB0
UVB3
YB0
YB7
UVC0
UVC3
RSTR
RE2.OUT
WE2.OUT
UVA3
UVA0
YA0
YA7
D3
D0
D4
D11
Q3
Q0
Q0
Q7
IE
RSTR
VRST
UV0
UV7
RST
2SCP
2U OUT
2V OUT
2Y OUT
2
10
9
2
3
6
5
Y7
Y6
Y6
Y7
Y4
12
2
3
6
5
Y6
Y6
Y7
Y7
Y5
9
Y4
12
BLOCK DIAGRAMS (2)
41
42
43
44
A1
(
)
IC105
ODFM
CN102
B4
A4
TSD6
TSD7
B5
A5
TSD4
TSD5
B6
A6
TSD2
TSD3
B7
A7
TSD0
TSD1
A3
B3
PICK
PT START
B2
A2
PIEN
A1
B1
TO A BOARD (2/2)
CN1807
9
46
OVAL ID
SP00
IC106
TFEC
TFEC
47
48
53
54
55
56
57
58
59
60
SCL-DTU
SDA-DTU
84
85
86
83
88
93
92
87
G2D2
G2D1
G2D0
G1D2
G1D1
G1D0
VDCLK
DIVALID
FSTART
SVAL0
SP07
SP06
SP05
SP04
SP03
SP02
SP01
5
3
7
1
OP2
OP1
NIN2
NIN1
IC104
INVERTER
2
4
O/P
I/P
IC102
INVERTER/BUFFER
IC107
D TYPE FLIPFLOP
Q116,Q117
2
4
O/P
I/P
IC103
INVERTER
1
5
Q
CLK
IC109
D TYPE FLIPFLOP
24
AGC CTLP
20
CLKCTLP
105
143
144
FFTD13
FFTD12
FFTD11
FFTD10
127
128
129
131
15
16
SYM SYNC
FFT START
57
58
142
143
FFTD17
FFTD16
FFTD15
FFTD14
132
133
134
136
FFTD111
FFTD110
FFTD19
FFTD18
137
138
139
142
FFTD 03
FFTD 02
FFTD 01
FFTD 00
145
146
148
149
FFTD 07
FFTD 06
FFTD 05
FFTD 04
150
152
153
154
G2D2
G2D1
G2D0
G1D2
G1D1
G1D0
FECCLK
FECVALID
79
78
75
80
73
72
71
74
ADC7
ADC6
ADC5
ADC4
ADC3
ADC2
ADC1
ADC0
9
8
7
10
3
2
1
4
DOUT 0
DOUT 1
DOUT 2
DOUT 3
74
73
70
72
DOUT 4
DOUT 5
69
68
DOUT 6
DOUT 7
DOUT 8
DOUT 9
DOUT 10
DOUT 11
67
65
63
62
59
64
DIN 0
DIN 1
56
55
DIN 2
DIN 3
DIN 4
DIN 5
DIN 6
DIN 7
53
52
49
48
47
51
28
3
O
NG
2
1
CLK
CLK/2
CLK
SYM SYNC
FFT START
AGC OUT
CN101
16
8
9
11
20
22
24
26
28
30
32
34
18
46
TU101
SDA-DTU
SCL-DTU
A1
TU AGC
OUT
SDA
SCL
RESB
VSS
P1
D9
D8
D7
D6
D5
D4
D3
D2
ADC7
ADC6
ADC5
ADC4
ADC3
ADC2
ADC1
ADC0
67
66
SDA
SCL
SDA
SCL
83
TPS-LOCK
2
5
IC101
FFT
IC111
INVERTER
ADC7
ADC6
ADC5
ADC4
ADC3
ADC2
ADC1
ADC0
AGC CTL
AGC2
ADCLK
TO A BOARD
(CN1808)
14
DIGITAL FRONT END
PROCESSING
11
-
+
9
IC1507
MULTIPLY
10
14
-
+
6
2
-
+
1
IC1518
CY CONTROLLER
3
6
-
+
7
5
1
3
CN1505
IC1508
PIN CONTROLLER
E/W
CY+
CY-
IC1517
A/D CONVERTER
8
1
5
2
-
+
3
1
5
3
-
+
2
IC1506
V-PIN CONTROLLER
4
6
+
-
8
7
3
1
IC1503
DF CONTROLLER
2
5
7
6
5
IC1504
QP CONTROLLER
6
3
1
2
+12V
7
-
+
+
-
-
+
+
-
6
IC1502
OP AMP
5
3
2
-
+
+
-
3
1
IC1505
COMPARATOR
2
5
7
6
+
-
+
-
+12V
-
+
6
5
7
PIN DRIVE
Q1513
+
-
3
2
1
IC1501
A/D CONVERTER
8
1
5
ABL
B6
B8
AMP
Q1504
7
6
3
1
4
15
14
SCL
SDA
5
IC1511
D/A CONVERTER
+11V
1
2
4
3
IC1509
OPTO ISOLATOR
S OUT
Q1511
Q1511
QP OUT
Q1508
+12V
S OUT
Q1510
Q1510
D1
(
)
DEFLECTION
B9
A10
B10
A6
B6
A7
B7
S-OUT 2
S-OUT 1
A9
5
3
4
5
CY+
CN1503
V PIN +
V PIN -
QP -
CN1504
TO VM BOARD
CN1702
TO D BOARD
CN511
CN1501
TO D BOARD
CN505
18
V-FB
A9
H PULSE
A8
DF DRIVE
A10
CY AMP
Q1527,
Q1528
IC1519
+ 9V
7
2
1
IC1510
S CONT DRIVER
12
2
5
21
17
7
1
BLOCK DIAGRAMS (3)
45
46
47
48
IC606
TO PICTURE TUBE
HV
TO C BOARD
FV
1
5
CN605
CN601
RELAY
RY600
1
3
2
5
4
7
8
IC603
POWER MODULE
3
1
4
CN501
1
5
B2
H DRIVE
H PULSE
HV-COMP
4
3
H-OUT DRIVE
Q501
HDT
T501
2
6
8
FBT
5
6
11
1
2
4
7
9
8
10
+15V RECT
D513
-15V RECT
D512
-15V
+15V
HV
12
13
FV
DFT
T507
DF DRIVE
Q505
1
4
H
1
5
7
IC501
V-OUT
Q504
+200V
+115V
TO D1 BOARD
CN1501
1
5
POWER
S951
F951
1
2
CN953
+200V RECT
D511
AC IN
TO A BOARD
CN2501
D ( )
POWER SUPPLY AND DEFLECTION
18
7
4
2
D951
F1 ( )
AC FILTER FUSE POWER
SWITCH AND
RESPONSE LED, IR Rx
1
2
FOR
CHECK
3
2
1
DGC
1
2
3
RELAY
RY601
THP
600
RESP LED
STBY +5V
H-OUT
Q501
H DAMP
D502,503
PCM
L53
T504
G2
CN509
B8
B10
A10
ABL
DF-V
DF-DRIVE
A8
E/W
B6
CN505
CN504
1
2
3
CN512
V +
CN502
6
4
5
3
2
1
V -
H -
H +
H CENT
D505,506
1
3
2
H CENT 1
CN507
S-OUT 2
CN511
B6
A7
B7
A10
B10
A6
A9
B9
+115V
S-OUT 2
S-OUT 2
S-OUT 2
H CENT 2
H CENT 2
TO C BOARD
CN509
TO D1 BOARD
CN1504
S-OUT 1
S-OUT 1
S-OUT 1
S-OUT 1
V DY
V- DY+
DY ASSY
V- DY-
H DY
H- DY+
H- DY-
T601 PIT
1
7
6
3
2
5
4
14
12
13
10
8
9
17
15
16
+6.5V RECT
D611
+11V RECT
D612
+115V RECT
D613
+/-22V RECT
D610
T600 PRT
+22V
+115V
+11V
+6.5V
+115V
STBY
+12V
T603 PIT
7
10
8
T602
1
3
2
5
4
8
7
13
D670
9
12
11
6
5
3
2
IC602
REG OUT
D669
D671
STBY
+35V
STBY
+5V
STBY
+5V
3
1
2
STBY +5V
D601
IC605
TO A BOARD
CN2502
2
CN951
CN952
TO A BOARD
(1/2)
CN1105
AC IN
DGC
CN606
DGC
DGC
DGC CHECK
DGC CHECK
CN604
3
2
1
CN612
TO D2 BOARD
CN2612
BUCK UP2
BUCK UP1
MAIN SW
STBY +12V
V-
V+
RIGHT
CENTER
T505
LEFT
19
21
20
3
MAIN RECT
D603
D603
MAIN RECT
D601
D601
-22V
BLOCK DIAGRAMS (4)
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