Sony KV-21LS30B Service Manual ▷ View online
37
LM393DT
TDA2822M
TEA2124
TDA2822M
TEA2124
5-4. SEMICONDUCTORS
DTA144ESA
DTA144ESA-TP
DTC114EKA-T146
DTC143TKA-T146
DTC144EKA-T-146R
2SA1037K-T-146-R
R2SA1162-G
2SA1037K-T-146-QR
2SD601A-QTX
2SC1623-L5-L6
2SC2412K-QR
2SC2412K-T-146-R
DTA144ESA-TP
DTC114EKA-T146
DTC143TKA-T146
DTC144EKA-T-146R
2SA1037K-T-146-R
R2SA1162-G
2SA1037K-T-146-QR
2SD601A-QTX
2SC1623-L5-L6
2SC2412K-QR
2SC2412K-T-146-R
2SK2251-01-F19
SE-135N
SE135N-LF4
SE135N-LF4
TDA9394H
TOP209P
BF421-AMMO
2SA1091-O
2SA1091-O
2SC2785-HFE
2SA933AS-QRT
2SAG33ASQT
2SA933AS-RT
2SC1740S-RT
2SAG33ASQT
2SA933AS-RT
2SC1740S-RT
IRF614-LF
DAN202K
DAN202K-T146
DAN202K-T146
D4SB60L-F
AK04-V1
AU-01Z-V1
BYD33G
BYD33G-AMMO
DINL20-U-TA2
DINL40-U-TR2
ERB44-06TP1
EGP20G
EG-1Z-V1
EL1Z
ERD28-06S
AU-01Z-V1
BYD33G
BYD33G-AMMO
DINL20-U-TA2
DINL40-U-TR2
ERB44-06TP1
EGP20G
EG-1Z-V1
EL1Z
ERD28-06S
ERD28-06S
ERC06-15SL
FMN-G12S
GP08DPKG23
RGP10GPKG23
RG1CLF-B1
RU-3AM
RU3YX-LF-C4
RU3YX-V1
RU-4AM-T3
1SS292T-77
ERC06-15SL
FMN-G12S
GP08DPKG23
RGP10GPKG23
RG1CLF-B1
RU-3AM
RU3YX-LF-C4
RU3YX-V1
RU-4AM-T3
1SS292T-77
8
7
6
5
1
3
4
( TOP VIEW )
2
1
2
3
1 V
OUT
2 V
IN
3 GND
( TOP VIEW )
E
C
B
C
B
E
B
C
E
B
C
E
LETTER SIDE
B
C
E
E
B
C
CATHODE
ANODE
2
1
3
1
3
2
( MARKING SIDE VIEW )
64
41
1
24
80
65
25
40
38
SLA-570KT3F
ERA81-004TP1
ERA83-006
MTZJ-3.6A
MTZJ-T-77-2.2A
HZS9.INBZ
MTZJ-T-77-3.6B
MTZJ-T-77-4.7B
MTZJ-T-77-5.6B
MTZJ-T-77-6.8B
MTZJ-T-77-8.2B
MTZJ-T-77-7.5B
MTZJ-T-77-9.1B
MTZJ-T-77-9.1B
MTZJ-T-77-10
ERA83-006
MTZJ-3.6A
MTZJ-T-77-2.2A
HZS9.INBZ
MTZJ-T-77-3.6B
MTZJ-T-77-4.7B
MTZJ-T-77-5.6B
MTZJ-T-77-6.8B
MTZJ-T-77-8.2B
MTZJ-T-77-7.5B
MTZJ-T-77-9.1B
MTZJ-T-77-9.1B
MTZJ-T-77-10
MTZJ-T-77-10A
MTZJ-T-77-10B
MTZJ-T-77-15B
MTZJ-T-77-33A
MTZJ-33C
MTZJ-7.5B
P6KE200ASY
RD3.9ES-B2
RD7.5ESB2
RD9.1ES-B3
RD10ESB2
RD15ES-T1B2
1SS119-25TD
1SS133T-77
MTZJ-T-77-10B
MTZJ-T-77-15B
MTZJ-T-77-33A
MTZJ-33C
MTZJ-7.5B
P6KE200ASY
RD3.9ES-B2
RD7.5ESB2
RD9.1ES-B3
RD10ESB2
RD15ES-T1B2
1SS119-25TD
1SS133T-77
1SS355TE-17
RD12SB2
UDZS-TE-17-4.7B
UDZS-TE-17-5.6B
UDZS-TE-17-6.8B
UDZS-TE-17-9.1B
UDZ-TE-17-22B
RD12SB2
UDZS-TE-17-4.7B
UDZS-TE-17-5.6B
UDZS-TE-17-6.8B
UDZS-TE-17-9.1B
UDZ-TE-17-22B
UF4005PKG23
CATHODE
ANODE
CATHODE
ANODE
CATHODE
ANODE
CATHODE
ANODE
13
2
33
64
MSP3410D
39
5-5 IC BLOCK DIAGRAMS
2
5
SW
3
1
4
Vref
-
-
+
+
GND
1
2
3
7
5
-
+
-
+
6
4
3
2
6
7
1
5
Vsense
Remote
DVLD
Internal
OFF
Latch
Centre
Osc
SS
F/B
Timer
TSD
OCP
Control
Logic
Level
Shift
Sel=34v
ref 5v
15v/8v
Driver
Reg. 10v
18
8
14
16
15
10
12
11
9
A BOARD IC604 BA41W12ST
A BOARD IC401/IC531 LM393TD
A BOARD IC601 MCZ3001D
A BOARD IC1201 TDA7495
9
8
11
5
Pwr Gnd
MUTE/STBY
PROTECTION
14
7
Sgn Gnd
1
+
-
+
-
10
60K
12
15
13
Pwr
Gnd
Gnd
Vss
SECTION 6
EXPLODED VIEWS
NOTE :
Items with no part number and no description are not
stocked because they are seldom required for routine
service.
The construction parts of an assembled part are indicated
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.
6-1. CHASSIS
REF.NO. PART.NO DESCRIPTION
REMARK
REF.NO. PART.NO DESCRIPTION
REMARK
40
8
4-204-143-04 BRACKET, MAIN
9
4-205-893-01 REAR COVER
10
7-685-663-79 SCREW +BVTP 4x16 TYPE 2 IT-3
11
*A-1678-197-A SPEAKER BOX ASSY RIGHT 12-15
12
1-529-125-11 SPEAKER (13x7CM)
13
*4-205-896-01 BOX, SPEAKER (R)
14
*4-205-898-01 BAFFLE, SPEAKER (R)
15
7-685-663-71 SCREW +BVTP 4x16 TYPE 2 IT-3
16
*A-1678-198-A SPEAKER BOX ASSY LEFT 12,15,17,18
17
*4-205-897-01 BOX, SPEAKER (L)
18
*4-205-899-01 BAFFLE, SPEAKER (L)
1 £
1-571-433-21 SWITCH, PUSH (AC POWER)
2
*4-202-531-01 AC CORD LOCK (SC)
3 £
1-765-286-11 CORD POWER (KV-21LS30B/21LS30E/21LS30K)
£
1-776-204-12 POWER CORD, FILTER (KV-21LS30U)
4 *4-204-517-05
SUPPORT,
FBT
5 £
1-453-314-31 TRANSFORMER ASSY, FLYBACK (HR1SP1)
6
8-598-535-10 FRONTEND BTF-EF411 (KV-21LS30B)
8-598-533-00 FRONTEND BTF-EC411 (KV-21LS30E/21LS30K)
8-598-529-00 FRONTEND BTF-EU611 (KV-21LS30U)
7
*A-1632-927-A A BOARD, COMPLETE (KV-21LS30B)
*A-1632-920-A A BOARD, COMPLETE (KV-21LS30E/21LS30K)
*A-1632-928-A A BOARD, COMPLETE (KV-21LS30U)
1
2
3
4
5
10
11
8
9
7
6
12
13
14
15
15
16
17
18
12
15
UK Models
only
only
Click on the first or last page to see other KV-21LS30B service manuals if exist.