Sony KV-28FX201A Service Manual ▷ View online
71
5-5. IC BLOCK DIAGRAMS (1)
56
48
ACC
DET
KILLER
DET
V SYNC
SEP
GATE
1/32
50/60 ID
GATE
SAND
CASTLE
H.DRIVE
WIDE
Sawtooth
Gen.
INTER-
LACE
APC
PAL/
NTSC
fsc
ID
I REF
HUE
CLP
CLP
ABL
HV
COMP
AKB
51
50
49
54
52
45
46
47
40
41
39
36
44
42
10
35
30
34
32
31
33
27
25
23
28
29
19
18
17
16
15
12
11
1
64
61
62
60
9
2
20
59
37
WIDE
Parabola
Gen.
38
Count Down
525/625
21
14
13
8
7
6
5
4
3
43
DL
SUB
CONT
TRAP
ACC
55
57
SHARP
NESS
PAL
ID
DEM
TOT
DEM
AXIS
AXIS
VCO
VIDEO
SW
53
PIC
22
24
26
PHASE
DET
PHASE
SHIFT
PHASE
DET
H SYNC
SEP
32fH
VCO
VCO
YS
SW
YS/YM
SW
S
SEP
DC
TRAN
CLP
OSD
MIX
D-
COL
y
BRT
GB
DRV
CUT
OFF
BLK
DIG
Y/C
MIX
COLOR
&AXIS
A BOARD IC301 CXA2076Q-TL
D PIC
DFP
60
59
56
57
SBUS Interface
IDENT
A/D
SCART Switching Facilities
A/D
D/A
D/A
D/A
D/A
D/A
D/A
I2C Interface
25
23
65
68
1
3
4
5
7
6
48
50
51
47
30
34
31
28
33
37
36
A BOARD IC202 MSP3410D
DEMODULATOR
22
48
51
50
49
I2C BUS DECODER
49
SW4
SW5
23
25
29
3
SYNC
SEP
CV2
CV3
CV4
CV5
CV6
CV7
CV3
CV4
CV5
CV6
CV7
CV7
CV6
CV5
CV4
CV3
CV2
CV1
CV7
CV6
CV5
CV4
CV3
CV2
CV1
SW2
SW3
SW1
CV1
CV5
27
31
CV2
CV3
CV4
CV6
Regulator
1
+
+
CV1
15
13
7
32
11
9
17
CV7
5
A BOARD IC201 CXA2040AQ
72
5-5. IC BLOCK DIAGRAMS (2)
A BOARD IC4 PST593C
OSC
3
1
4
2
DELAY
T
R
Q
Vcc
V out
GND
Reset
+
-
D BOARD IC500 STV9379
+
-
THERMAL
PROTECTION
1
POWER
AMP
7
5
4
6
8
2
FLYBACK
GENERATOR
D BOARD IC600 STR-S6709
PRE REG
START UP
OVP
REF
1
2
8
7
PROPORTIONAL
DRIVE
5
4
3
6
OSC
THERMAL
LATCH
9
73
SECTION 6
EXPLODED VIEWS
REF. NO. PART.NO DESCRIPTION REMARK
REF. NO. PART.NO DESCRIPTION REMARK
•
Items with no part number and no description are not
stocked because they are seldom required for routine
service.
stocked because they are seldom required for routine
service.
•
The construction parts of an assembled part are indi-
cated with a collation number in the remarks column.
cated with a collation number in the remarks column.
•
Items marked “ * “ are not stocked
since they are seldom required for
routine service. Some delay should
be anticipated when ordering
these items.
since they are seldom required for
routine service. Some delay should
be anticipated when ordering
these items.
6-1. CHASSIS
NOTE :
1
*A-1646-183-A
H BOARD, COMPLETE
2
£
1-571-433-21
SWITCH, PUSH (AC POWER)
3
*4-204-752-01
BRACKET, MAIN
4
*A-1640-350-A D1
BOARD,
COMPLETE
5
*4-202-531-01
AC CORD LOCK (SC)
6
£
1-765-286-11
CORD POWER (KV-28FX20A/28FX20B/28FX20D/
KV-28FX20E)
£
1-776-204-12
CORD POWER (FILTER) (KV-28FX20U)
7
£
1-453-308-21
TRANSFORMER ASSY, FLYBACK (NX-4521)
8
*A-1642-253-A
D BOARD, COMPLETE
9
*A-1642-254-A
D2 BOARD, COMPLETE
10
1-693-338-11
TUNER/VIF (AEP)(KV-28FX20A/28FX20D/
KV-28FX20E)
1-693-340-11
TUNER/VIF (FR)(KV-28FX20B)
1-693-339-11
TUNER/VIF (UK)(KV-28FX20U)
11
*A-1632-848-A
A BOARD, COMPLETE (KV28FX20A)
*A-1632-847-A
A BOARD, COMPLETE (KV28FX20B)
*A-1632-846-A
A BOARD, COMPLETE (KV28FX20D)
*A-1632-849-A
A BOARD, COMPLETE (KV28FX20E)
*A-1632-850-A
A BOARD, COMPLETE (KV28FX20U)
12
*A-1674-139-A
SP BLOCK ASSY
13-16
13
*4-204-775-11
BOX, WOOFER
14
4-039-358-01
SCREW (4x16), (+) BV TAPPING
15
1-529-417-11
SUB WOOFER SPEAKER
16
*4-204-776-11
PORT WOOFER
17
4-384-096-01
SCREW (4x16), TAPPING + P
18
1-529-408-11
SPEAKER 4.2 x 24CM
19
4-204-733-01
COVER, REAR
18
16
15
14
1
2
6
17
13
12
7
14
19
KV-28FX20U
only
only
10
9
8
5
4
3
17
18
11
74
REF. NO. PART.NO DESCRIPTION REMARK
REF. NO. PART.NO DESCRIPTION REMARK
6-2. PICTURE TUBE
72
62
52
75
76
77
78
79
74
54
56
57
58
60
63
64
65
66
55
67
71
68
51
X-4200-470-1
BEZNET ASSY
55-59
(KV-28FX20A/28FX20B/28FX20D/
KV-28FX20E/28FX20U)
X-4200-470-3
BEZNET ASSY
55-59
(KV-28FX201A/28FX201B/
KV-28FX201D/28FX201E)
52
4-045-250-01
DAMPER
53
4-204-731-11
DOOR
54
4-202-555-01
SHAFT DOOR
55
4-042-192-11
CATCHER, PUSH
56
4-204-730-11
WINDOW ORNAMENTAL
57
4-204-728-01
BUTTON, POWER
58
4-202-964-11
SPRING
59
4-204-729-01
GUIDE LIGHT
60
4-203-128-41
SHEET, BLOTTING
61
£
8-737-785-05
PICTURE TUBE (W66LLX010X)
62
£
1-451-481-11
DEFLECTION YOKE (Y28RCV2)
63
1-452-896-11
COIL, NA ROTATION (RT200)
64
£
8-453-011-11
NECK ASSY, NA299-M
65
*A-1644-098-A
VM BOARD, COMPLETE
66
*A-1638-126-A
C BOARD, COMPLETE
67
4-200-433-01
SPRING, EXTENSION
68
£
1-416-466-11
COIL, DEMAGNETIC
69
*4-203-390-01
CUSHION DGC
70
*4-057-303-01
HOLDER, DGC
71
4-202-554-01
HOLDER, HV CABLE
72
£
1-251-374-31
CAP ASSY, HIGH VOLTAGE
73
3-704-495-01
SPACER, DY
74
4-036-188-01
SCREW, SELF TAPPING
75
4-308-870-00
CLIP, LEAD WIRE
76
1-452-094-00
MAGNET, ROTATABLE DISK; 15MM Ø
77
1-425-032-00
MAGNET,DISK; 10MM Ø
78
X-4387-214-1
PERMALLOY ASSY, CORRECTION
79
3-701-007-00
BAND, BINDING
70
59
53
61
69
69
73
51
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