Sony TRINITRON KV-20S90, Service Manual

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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.
NOTE: The components identifi ed by shading 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.
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.
*
Items marked with an asterisk are not stocked since
they are seldom required for routine service. Expect
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