Chassis (Kv-20Fv12/21Fv12/C Only); Chassis (Kv-20Fs12/21Fm12 Only) - Sony TRINITRON KV-20FS12 Service Manual

Note:
The components identified by shading and mark
critical for safety. Replace only with part number
specified.
7-4. CHASSIS
(KV-20FS12/21FM12 ONLY)
7-685-648-71 SCREW +BVTP 3X12
7-685-647-71 SCREW +BVTP 3X10
7-685-663-71 SCREW +BVTP 4X16
4-365-808-01 SCREW (5) TAPPING
7
10
6
3
1
2
REF. NO. PART NO. DESCRIPTION
1 X-4037-547-1 BEZNET ASSY
(KV-21FM12 ONLY)
1 X-4037-392-1 BEZNET ASSY
(KV-20FS12 ONLY)
2 4-046-161-01 EMBLEM (NO.8), SONY
3 4-073-931-11 BUTTON, MULTI (KV-21FM12 ONLY)
3 4-073-843-01 BUTTON, MULTI (KV-20FS12 ONLY)
4 4-073-933-01 GUIDE, LED (KV-21FM12 ONLY)
4 4-073-844-01 GUIDE, LED (KV-20FS12 ONLY)
5 4-073-932-21 DOOR (KV-21FM12 ONLY)
5 4-073-842-11 DOOR (KV-20FS12 ONLY)
6 1-529-270-11 SPEAKER (9X5CM)
7 4-057-714-01 PIECE ASSY, TLH CORRECTION
8 1-416-864-12 COIL, VM
9 1-452-728-61 COIL, NA ROTATION (RT-154)
10 8-738-822-05 CRT 21RSN(FOR NORTH AMERICA)
11 4-053-005-01 SPACER, DY
12 8-451-505-31 DY Y21RSA-X
13 * A-1332-035-A CB (VAR) MOUNTED PC BOARD
14 * A-1342-537-A VB (VAR) MOUNTED PC BOARD
15 * 4-375-394-01 SPRING, TENSION
16 1-419-288-21 COIL, DEGAUSSING (KV-21FM12 ONLY)
16 1-419-287-11 COIL, DEGAUSSING (KV-20FS12 ONLY)
are
31
27
11
8
4
6
5
REMARK
2-5
2-5
KV-20FS12/20FV12/21FE12/A/C/21FM12/21FV12/C
Note:
Les composants identifies per un trame et une marque
sont critiques pour la securite. Ne les remplacer que par
une piece portant le numero specifie.
21
22
26 23
24
16
25
17
18
15
13
14
12
9
REF. NO. PART NO. DESCRIPTION
17 * A-1304-201-A MB (VAR) MOUNTED PC BOARD
(KV-21FM12 ONLY)
17 * A-1304-183-A MB (VAR) MOUNTED PC BOARD
(KV-20FS12 ONLY)
18 A-1299-182-A A COMPLETE PC BOARD** (KV-20FS12 ONLY)
18 * A-1299-189-A A COMPLETE PC BOARD** (KV-21FM12 ONLY)
**The high-voltage leads associated with the FBT on this board
are not included and must be ordered separately. (See 22-24)
19 1-790-316-21 CORD, AC POWER(WITH CONNECTOR)
20 1-766-374-11 PLUG, F-PIN
21 1-453-316-21 FBT ASSY NX-1748//X4A4
22 1-251-642-52 HV CAP ASSY
23 1-900-800-65 FOCUS LEAD
24 1-900-803-22 G2 LEAD
25 4-071-497-01 HOLDER, FBT (KV-21FM12 ONLY)
26 4-062-047-01 PIECE A(110), CONV CORRECT
27 1-452-032-00 MAGNET,DISC
28 8-598-501-00 TUNER, FSS BTF-FA402 (KV-21FM12 ONLY)
28 8-598-431-30 TUNER, FSS BTF-WA411 (KV-20FS12 ONLY
29 4-073-841-01 COVER, REAR (KV-20FS12 ONLY)
29 4-073-934-01 COVER, REAR (KV-21FM12 ONLY)
30 3-704-372-31 HOLDER, HV CABLE
31 1-500-586-11 FILTER CLAMP, FERRITE CORE
(KV-20FS12 ONLY)
— 55 —
29
30
19
20
28
REMARK
22-24