Sony KV-20S90 Service Manual ▷ View online
— 31 —
KV-20S90 / 21SE43C
SECTION 6: EXPLODED VIEWS
Components not identifi ed by a part number or
description are not stocked because they are seldom
required for routine service.
description are not stocked because they are seldom
required for routine service.
NOTE: The components identifi ed by shading and ! mark are critical for safety.
Replace only with part number specifi ed.
Replace only with part number specifi ed.
NOTE: Les composants identifi es par un trame et une marque ! sont critiques pour
la securite. Ne les remplacer que par une piece portant le numero specifi e.
la securite. Ne les remplacer que par une piece portant le numero specifi e.
The component parts of an assembly are indicated by
the reference numbers in the far right column of the parts
list and within the dotted lines of the diagram.
the reference numbers in the far right column of the parts
list and within the dotted lines of the diagram.
*
Items marked with an asterisk are not stocked since
they are seldom required for routine service. Expect
some delay when ordering these components.
some delay when ordering these components.
REF. NO.
PART NO.
DESCRIPTION [Assembly Includes]
REF. NO.
PART NO.
DESCRIPTION [Assembly Includes]
13
12
15
11
24
10
7
8
9
18
4
3
19
1
21
22
23
20
17
2
14
5
16
6
6
6-1. CHASSIS (KV-20S90/21SE43C)
1
X-4038-954-1
BEZNET ASSY (KV-21SE43C ONLY) [2-5]
1
X-4038-691-1
BEZNET ASSY (KV-20S90 ONLY) [2-5]
2
4-062-604-01
DOOR (KV-20S90 ONLY)
2
4-062-604-21
DOOR (KV-21SE43C ONLY)
3
4-046-161-01
EMBLEM (NO.8), SONY
4
4-062-607-01
GUIDE, LED
5
4-062-603-31
BUTTON, MULTI (KV-21SE43C ONLY)
5
4-062-603-21
BUTTON, MULTI (KV-20S90 ONLY)
6
1-505-930-11
SPEAKER (9X5CM) (KV-21SE43C ONLY)
6
1-505-831-11
SPEAKER (9X5CM) (KV-20S90 ONLY)
7
4-053-005-01
SPACER, DY
! 8
8-738-843-05
CRT 21NXT (FOR SOUTH) (KV-21SE43C ONLY)
! 8
8-738-842-05
CRT 21NXT (KV-20S90 ONLY)
! 9
8-451-440-21
DY Y21NXA-X
*
10
A-1331-917-A
C MOUNTED PC BOARD
*
11
A-1299-480-A
A COMPLETE PC BOARD (KV-21SE43C ONLY)
*
11
A-1299-466-A
A COMPLETE PC BOARD (KV-20S90 ONLY)
The high-voltage leads associated with the FBT on this board are not
included and must be ordered separately (See 21-23).
*
12
4-375-394-01
SPRING, TENSION
*! 13
1-416-571-11
COIL, DEMAGNETIC (KV-21SE43C ONLY)
*! 13
1-416-572-21
COIL, DEMAGNETIC (KV-20S90 ONLY)
! 14
1-790-001-21
CORD, AC POWER (WITH CONNECTOR)
(KV-20S90 ONLY)
! 14
1-769-796-71
CORD, POWER (WITH CONNECTOR)
(KV-21SE43C ONLY)
15
1-766-374-11
PLUG, F-PIN
16
4-081-410-01
COVER, REAR
17
3-704-372-71
HOLDER, HV CABLE
18
4-083-415-01
PIECE A(75), CONV. CORRECT
19
1-452-032-00
MAGNET,DISC
! 20
1-453-283-21
FBT ASSY NX-1744/X4E4
[21-23]
! 21
1-251-643-41
HV CAP ASSY
! 22
1-900-800-65
FOCUS LEAD
! 23
1-900-803-22
G2 LEAD
! 24
8-598-542-20
TUNER FSS BTF-WA412
7-685-648-71
SCREW +BVTP 3 x 12 TYPE 2 IT-3
7-685-663-11
SCREW +BVTP 4X16 TYPE2 N-S
4-365-808-01
SCREW (5), TAPPING
— 32 —
KV-20S90 / 21SE43C
SECTION 7: ELECTRICAL PARTS LIST
*
Items marked with an asterisk are not stocked since they
are seldom required for routine service. Expect some delay
when ordering these components.
when ordering these components.
RESISTORS
• All resistors are in ohms
• F : nonfl ammable
• All variable and adjustable resistors
• All resistors are in ohms
• F : nonfl ammable
• All variable and adjustable resistors
have characteristic curve B, unless
otherwise noted.
otherwise noted.
REF. NO.
PART NO.
DESCRIPTION
VALUES
The components in this manual identifi ed by the following
symbol: X indicate parts that have been carefully factory-
selected to satisfy regulations regarding X-ray radiation for
each set.
symbol: X indicate parts that have been carefully factory-
selected to satisfy regulations regarding X-ray radiation for
each set.
Should replacement be required for one of these
components, replace only with the value originally used.
components, replace only with the value originally used.
NOTE: The components identifi ed by shading
and ! mark are critical for safety. Replace only
with part number specifi ed.
and ! mark are critical for safety. Replace only
with part number specifi ed.
NOTE: Les composants identifi es par un trame et
une marque ! sont critiques pour la securite. Ne
les remplacer que par une piece portant le numero
specifi e.
une marque ! sont critiques pour la securite. Ne
les remplacer que par une piece portant le numero
specifi e.
When ordering parts by reference
number, please include the board name.
A
REF. NO.
PART NO.
DESCRIPTION
VALUES
A
*
A-1299-466-A
A COMPLETE PC BOARD
(KV-20S90 ONLY)
*
A-1299-480-A
A COMPLETE PC BOARD
(KV-21SE43C ONLY)
The high-voltage leads associated with the FBT on the A board are not included and
must be ordered separately. Order the following leads when requesting this A board:
!
1-251-643-41
HV CAP ASSY
!
1-900-800-65
FOCUS LEAD
!
1-900-803-22
G2 LEAD
1-533-223-11
HOLDER, FUSE
*
4-374-846-01
COVER,CAPACITOR, CAP TYPE
4-382-854-11
SCREW (M3X10), P, SW (+)
CAPACITOR
C001
1-163-259-91
CERAMIC CHIP
220pF
5%
50V
C004
1-104-664-11
ELECT
47µF
20%
25V
C005
1-126-960-11
ELECT
1µF
20%
50V
C006
1-163-035-00
CERAMIC CHIP
0.047µF
50V
C007
1-163-259-91
CERAMIC CHIP
220pF
5%
50V
C011
1-163-009-11
CERAMIC CHIP
0.001µF 10%
50V
C013
1-163-259-91
CERAMIC CHIP
220pF
5%
50V
C014
1-164-004-11
CERAMIC CHIP
0.1µF
10%
25V
C017
1-126-960-11
ELECT
1µF
20%
50V
C019
1-163-135-00
CERAMIC CHIP
560pF
5%
50V
C020
1-130-495-00
MYLAR
0.1µF
5%
50V
C027
1-163-259-91
CERAMIC CHIP
220pF
5%
50V
C028
1-163-005-11
CERAMIC CHIP
470pF
10%
50V
C034
1-163-037-11
CERAMIC CHIP
0.022µF 10%
50V
C037
1-164-161-11
CERAMIC CHIP
0.0022µF 10%
50V
C038
1-126-941-11
ELECT
470µF
20%
25V
C039
1-126-964-11
ELECT
10µF
20%
50V
C046
1-104-664-11
ELECT
47µF
20%
25V
C047
1-163-259-91
CERAMIC CHIP
220pF
5%
50V
C048
1-163-009-11
CERAMIC CHIP
0.001µF 10%
50V
C050
1-163-251-11
CERAMIC CHIP
100pF
5%
50V
C055
1-163-251-11
CERAMIC CHIP
100pF
5%
50V
C060
1-163-005-11
CERAMIC CHIP
470pF
10%
50V
C062
1-164-161-11
CERAMIC CHIP
0.0022µF 10%
50V
C065
1-163-009-11
CERAMIC CHIP
0.001µF 10%
50V
C072
1-163-259-91
CERAMIC CHIP
220pF
5%
50V
C074
1-163-251-11
CERAMIC CHIP
100pF
5%
50V
C077
1-163-251-11
CERAMIC CHIP
100pF
5%
50V
C078
1-163-005-11
CERAMIC CHIP
470pF
10%
50V
C091
1-163-231-11
CERAMIC CHIP
15pF
5%
50V
C092
1-163-231-11
CERAMIC CHIP
15pF
5%
50V
C101
1-126-963-11
ELECT
4.7µF
20%
50V
C150
1-126-935-11
ELECT
470µF
20%
16V
C151
1-104-664-11
ELECT
47µF
20%
25V
C160
1-126-382-11
ELECT
100µF
20%
16V
C200
1-107-698-11
ELECT
10µF
20%
25V
C201
1-126-960-11
ELECT
1µF
20%
50V
C202
1-126-960-11
ELECT
1µF
20%
50V
C203
1-163-009-11
CERAMIC CHIP
0.001µF 10%
50V
C204
1-107-698-11
ELECT
10µF
20%
25V
C205
1-126-960-11
ELECT
1µF
20%
50V
C206
1-126-960-11
ELECT
1µF
20%
50V
C214
1-126-957-11
ELECT
0.22µF
20%
50V
C215
1-126-957-11
ELECT
0.22µF
20%
50V
C216
1-126-959-11
ELECT
0.47µF
20%
50V
C217
1-126-959-11
ELECT
0.47µF
20%
50V
C218
1-126-941-11
ELECT
470µF
20%
25V
C219
1-130-495-00
MYLAR
0.1µF
5%
50V
C220
1-126-941-11
ELECT
470µF
20%
25V
C221
1-126-941-11
ELECT
470µF
20%
25V
C222
1-126-964-11
ELECT
10µF
20%
50V
C226
1-107-635-11
ELECT
4.7µF
20%
160V
C228
1-126-964-11
ELECT
10µF
20%
50V
C232
1-126-960-11
ELECT
1µF
20%
50V
C233
1-126-960-11
ELECT
1µF
20%
50V
C234
1-126-964-11
ELECT
10µF
20%
50V
C236
1-163-021-91
CERAMIC CHIP
0.01µF
10%
50V
C243
1-163-017-00
CERAMIC CHIP
0.0047µF 10%
50V
C301
1-163-233-11
CERAMIC CHIP
18pF
5%
50V
C303
1-126-964-11
ELECT
10µF
20%
50V
— 33 —
KV-20S90 / 21SE43C
NOTE: The components identifi ed by shading
and ! mark are critical for safety. Replace only
with part number specifi ed.
and ! mark are critical for safety. Replace only
with part number specifi ed.
NOTE: Les composants identifi es par un trame et une
marque ! sont critiques pour la securite. Ne les
remplacer que par une piece portant le numero specifi e.
marque ! sont critiques pour la securite. Ne les
remplacer que par une piece portant le numero specifi e.
REF. NO.
PART NO.
DESCRIPTION
VALUES
REF. NO.
PART NO.
DESCRIPTION
VALUES
C305
1-164-004-11
CERAMIC CHIP
0.1µF
10%
25V
C306
1-164-004-11
CERAMIC CHIP
0.1µF
10%
25V
C308
1-126-964-11
ELECT
10µF
20%
50V
C309
1-163-021-91
CERAMIC CHIP
0.01µF
10%
50V
C310
1-126-960-11
ELECT
1µF
20%
50V
C311
1-163-021-91
CERAMIC CHIP
0.01µF
10%
50V
C312
1-126-942-61
ELECT
1000µF
20%
25V
C313
1-163-021-91
CERAMIC CHIP
0.01µF
10%
50V
C314
1-163-009-11
CERAMIC CHIP
0.001µF 10%
50V
C316
1-163-021-91
CERAMIC CHIP
0.01µF
10%
50V
C317
1-163-021-91
CERAMIC CHIP
0.01µF
10%
50V
C318
1-163-021-91
CERAMIC CHIP
0.01µF
10%
50V
C319
1-126-963-11
ELECT
4.7µF
20%
50V
C320
1-126-959-11
ELECT
0.47µF
20%
50V
C321
1-163-133-00
CERAMIC CHIP
470pF
5%
50V
C330
1-163-007-11
CERAMIC CHIP
680pF
10%
50V
C373
1-163-038-11
CERAMIC CHIP
0.1µF
25V
C374
1-126-935-11
ELECT
470µF
20%
16V
C375
1-163-038-11
CERAMIC CHIP
0.1µF
25V
C376
1-104-664-11
ELECT
47µF
20%
25V
C390
1-130-495-00
MYLAR
0.1µF
5%
50V
C418
1-126-964-11
ELECT
10µF
20%
50V
C502
1-106-371-00
MYLAR
0.015µF 20%
200V
C504
1-102-228-00
CERAMIC
470pF
10%
500V
! C505
1-117-626-11
FILM
2000pF
3%
1.2KV
! C507
1-117-633-11
FILM
3900pF
3%
1.2KV
! C508
1-106-371-00
MYLAR
0.015µF 20%
200V
! C509
1-162-115-00
CERAMIC
330pF
10%
2KV
! C511
1-117-665-11
FILM
0.33µF
5%
250V
C531
1-106-387-00
MYLAR
0.068µF 10%
200V
C541
1-126-969-11
ELECT
220µF
20%
50V
C542
1-126-967-11
ELECT
47µF
20%
50V
C543
1-136-169-00
FILM
0.22µF
5%
50V
C552
1-102-244-00
CERAMIC
220pF
10%
500V
C553
1-107-652-11
ELECT
10µF
20%
250V
C556
1-164-161-11
CERAMIC CHIP
0.0022µF 10%
50V
C561
1-102-244-00
CERAMIC
220pF
10%
500V
C562
1-126-941-11
ELECT
470µF
20%
25V
C563
1-137-417-11
MYLAR
0.0047µF 10%
200V
C564
1-126-941-11
ELECT
470µF
20%
25V
! C571
1-126-965-11
ELECT
22µF
20%
50V
C573
1-126-963-11
ELECT
4.7µF
20%
50V
C574
1-107-635-11
ELECT
4.7µF
20%
160V
! C575
1-163-021-91
CERAMIC CHIP
0.01µF
10%
50V
C576
1-123-024-21
ELECT
33µF
160V
! C577
1-126-959-11
ELECT
0.47µF
20%
50V
! C591
1-137-150-11
MYLAR
0.01µF
10%
100V
! C601
1-136-311-11
MYLAR
0.47µF
20%
300V
! C602
1-119-907-51
CERAMIC
4700pF
20%
250V
! C603
1-119-907-51
CERAMIC
4700pF
20%
250V
! C604
1-119-913-51
CERAMIC
2200pF
20%
250V
(KV-21SE43C ONLY)
! C604
1-119-907-51
CERAMIC
4700pF
20%
250V
(KV-20S90 ONLY)
! C605
1-119-913-51
CERAMIC
2200pF
20%
250V
(KV-21SE43C ONLY)
! C605
1-119-907-51
CERAMIC
4700pF
20%
250V
(KV-20S90 ONLY)
C611
1-117-214-11
CERAMIC
0.001µF 10%
2KV
C613
1-128-714-11
ELECT
330µF
20%
400V
(KV-21SE43C ONLY)
C613
1-117-893-11
ELECT
470µF
20%
250V
(KV-20S90 ONLY)
C614
1-130-471-00
MYLAR
0.001µF 5%
50V
C616
1-130-202-00
FILM
0.022µF 10%
400V
(KV-21SE43C ONLY)
C617
1-107-824-11
CERAMIC
220pF
5%
1KV
(KV-21SE43C ONLY)
! C618
1-125-893-11
FILM
680pF
3%
1.5KV
C620
1-102-114-00
CERAMIC
470pF
10%
50V
C621
1-136-356-11
MYLAR
470pF
5%
50V
C622
1-136-479-11
FILM
0.001µF 5%
50V
C623
1-136-153-00
FILM
0.01µF
5%
50V
C626
1-126-959-11
ELECT
0.47µF
20%
50V
C628
1-104-665-11
ELECT
100µF
20%
25V
C629
1-104-665-11
ELECT
100µF
20%
25V
C630
1-163-021-91
CERAMIC CHIP
0.01µF
10%
50V
C631
1-126-768-11
ELECT
2200µF
20%
16V
C632
1-126-942-61
ELECT
1000µF
20%
25V
C633
1-126-967-11
ELECT
47µF
20%
50V
C634
1-131-867-51
ELECT
100µF
160V
C638
1-136-311-11
MYLAR
0.47µF
20%
125V
(KV-20S90 ONLY)
C641
1-102-002-00
CERAMIC
680pF
10%
500V
C643
1-113-924-11
CERAMIC
0.0047µF 20%
250V
C644
1-113-924-11
CERAMIC
0.0047µF 20%
250V
C645
1-137-605-11
MYLAR
0.01µF
10%
250V
C646
1-107-679-91
ELECT
10µF
20%
450V
C647
1-130-467-00
MYLAR
470pF
5%
50V
C648
1-162-318-11
CERAMIC
0.001µF 10%
500V
C650
1-130-471-00
MYLAR
0.001µF 5%
50V
C651
1-126-382-11
ELECT
100µF
20%
16V
C653
1-104-664-11
ELECT
47µF
20%
25V
C654
1-126-970-11
ELECT
330µF
20%
50V
C656
1-126-965-11
ELECT
22µF
20%
50V
C657
1-102-002-00
CERAMIC
680pF
10%
500V
C690
1-126-959-11
ELECT
0.47µF
20%
50V
C691
1-126-941-11
ELECT
470µF
20%
25V
A
— 34 —
KV-20S90 / 21SE43C
NOTE: The components identifi ed by shading
and ! mark are critical for safety. Replace only
with part number specifi ed.
and ! mark are critical for safety. Replace only
with part number specifi ed.
NOTE: Les composants identifi es par un trame et une
marque ! sont critiques pour la securite. Ne les
remplacer que par une piece portant le numero specifi e.
marque ! sont critiques pour la securite. Ne les
remplacer que par une piece portant le numero specifi e.
REF. NO.
PART NO.
DESCRIPTION
VALUES
REF. NO.
PART NO.
DESCRIPTION
VALUES
C692
1-104-664-11
ELECT
47µF
20%
25V
C693
1-137-194-81
FILM
0.47µF
5%
50V
CONNECTOR
*
CN203
1-560-124-00
PLUG,CONNECTOR (2.5MM) 4P
*
CN301
1-564-508-11
PLUG,CONNECTOR 5P
CN401
1-564-505-11
PLUG,CONNECTOR 2P
CN402
1-564-505-11
PLUG,CONNECTOR 2P
*
CN501
1-580-798-11
CONNECTOR PIN (DY) 6P
*
CN502
1-564-509-11
PLUG,CONNECTOR 6P
CN601
1-580-843-11
PIN,CONNECTOR (POWER)
*
CN602
1-508-786-00
PIN,CONNECTOR (5MM PITCH) 2P
DIODE
D001
8-719-921-44
DIODE MTZJ-T-77-5.1C
D002
1-810-039-21
LED UNIT
D003
8-719-991-33
DIODE 1SS133T-77
D004
8-719-991-33
DIODE 1SS133T-77
D038
8-719-109-89
DIODE MTZJ-T-77-5.6C
D201
8-719-110-17
DIODE MTZJ-T-77-10B
D202
8-719-110-17
DIODE MTZJ-T-77-10B
D203
8-719-110-17
DIODE MTZJ-T-77-10B
D204
8-719-110-17
DIODE MTZJ-T-77-10B
D205
8-719-982-22
DIODE MTZJ-T-77-30D
D208
8-719-110-17
DIODE MTZJ-T-77-10B
D209
8-719-110-17
DIODE MTZJ-T-77-10B
D210
8-719-110-17
DIODE MTZJ-T-77-10B
D301
8-719-110-08
DIODE MTZJ-T-77-8.2B
D302
8-719-921-44
DIODE MTZJ-T-77-5.1C
D310
8-719-073-01
DIODE MA111-TX
D311
8-719-073-01
DIODE MA111-TX
D320
8-719-976-99
DIODE UDZ-TE-17-5.1B
D403
8-719-991-33
DIODE 1SS133T-77
D434
8-719-991-33
DIODE 1SS133T-77
D501
8-719-945-80
DIODE ERC06-15S
D502
8-719-302-43
DIODE RGP10GPKG23
D541
8-719-908-03
DIODE GP08DPKG23
D552
8-719-302-43
DIODE RGP10GPKG23
D561
8-719-979-85
DIODE RGP15GPKG23
D562
8-719-979-85
DIODE RGP15GPKG23
! D571
8-719-991-33
DIODE 1SS133T-77
D572
8-719-991-33
DIODE 1SS133T-77
D573
8-719-110-08
DIODE MTZJ-T-77-8.2B
! D574
8-719-979-84
DIODE EGP20DPKG23
! D581
8-719-991-33
DIODE 1SS133T-77
! D601
8-719-510-51
DIODE D3SB60F
D602
8-719-991-33
DIODE 1SS133T-77
D603
8-719-046-74
DIODE 10ELS2N-TA1B2
D609
8-719-311-31
DIODE RU-1P
(KV-21SE43C ONLY)
D611
8-719-110-17
DIODE MTZJ-T-77-10B
D613
8-719-046-74
DIODE 10ELS2N-TA1B2
D614
8-719-046-74
DIODE 10ELS2N-TA1B2
D615
8-719-210-21
DIODE 11EQS04-NTA1B
! D616
8-719-510-73
DIODE S3L20µF4
D617
8-719-027-43
DIODE S2L20µF
D631
8-719-911-55
DIODE ERC04-06S
D632
8-719-911-55
DIODE ERC04-06S
D633
8-719-081-70
DIODE BA159DGPPKG3
D634
8-719-991-33
DIODE 1SS133T-77
D635
8-719-991-33
DIODE 1SS133T-77
D636
8-719-046-74
DIODE 10ELS2N-TA1B2
D637
8-719-109-93
DIODE MTZJ-T-77-6.2C
D638
8-719-510-48
DIODE D1N20R-TA
D650
8-719-109-89
DIODE MTZJ-T-77-5.6C
D653
8-719-312-10
DIODE RU4AM-T3
D670
8-719-991-33
DIODE 1SS133T-77
FUSE
! F601
1-532-506-51
FUSE 6.3A/250V
(KV-21SE43C ONLY)
! F601
1-533-795-11
LINK, FUSE
(KV-20S90 ONLY)
FERRITE BEAD
FB501
1-410-396-41
FERRITE
0.45µH
FB600
1-410-397-21
FERRITE
1.1µH
FB601
1-410-397-21
FERRITE
1.1µH
FB602
1-410-397-21
FERRITE
1.1µH
FB604
1-410-397-21
FERRITE
1.1µH
FB605
1-410-397-21
FERRITE
1.1µH
FB606
1-410-397-21
FERRITE
1.1µH
FB609
1-412-911-11
FERRITE
0µH
FB611
1-410-397-21
FERRITE
1.1µH
IC
IC001
8-759-639-83
IC M37273MF-255SP
! IC002
8-759-575-47
IC NJM78LR05BM-TE2
IC003
8-759-675-64
IC M24C08-MN6T (A)
IC004
8-742-212-20
HYB IC SBX3081-71
IC200
8-759-450-93
IC NJM2521M-TE1
IC201
8-759-450-93
IC NJM2521M-TE1
IC301
8-752-098-78
IC CXA2133BS
IC401
8-759-490-17
IC TDA7057AQ/N2
! IC521
8-759-100-96
IC NJM4558M-TE2
IC541
8-759-835-98
IC AN5522
! IC601
8-749-018-39
IC STR-F6454
(KV-21SE43C ONLY)
A
Click on the first or last page to see other KV-20S90 service manuals if exist.