KV-21FA340 - Sony TV Service Manual (repair manual)

kv-21fa340 service manual
Model
KV-21FA340
Pages
91
Size
15.17 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kv-21fa340.pdf
Date

Read Sony KV-21FA340 Service Manual online

TRINITRON
®
 COLOR TELEVISION
 SERVICE MANUAL 
BA-6
 
CHASSIS
 
MODEL NAME 
REMOTE COMMANDER 
DESTINATION  
CHASSIS NO.
9-883-701-03
KV-21FA340
 
RM-Y194 LATIN 
NORTH 
SCC-S82C-A
KV-21FA340
 
RM-Y194 LATIN 
SOUTH 
SCC-S82D-A
KV-21FA540
 
RM-Y194 LATIN 
NORTH 
SCC-S82A-A
KV-21FA540
 
RM-Y194 LATIN 
SOUTH 
SCC-S82B-A
KV-29FA340
 
RM-Y194 LATIN 
NORTH 
SCC-S73V-A
KV-29FA340
 
RM-Y194 LATIN 
SOUTH 
SCC-S73W-A
KV-29FA540
 
RM-Y194 LATIN 
NORTH 
SCC-S73X-A
KV-29FA540
 
RM-Y194 LATIN 
SOUTH 
SCC-S73Y-A
Self Diagnosis
Supported model
 KV-21FA540 
RM-Y194
KV-21FA340/21FA540/29FA340/29FA540
KV-21FA340/21FA540/29FA340/29FA540 
3
TABLE OF CONTENTS
SECTION TITLE   
PAGE
SECTION TITLE   
PAGE
Specifi cations ................................................................................. 4
Warnings and Cautions .................................................................. 6
Safety Check-Out ........................................................................... 7
Self-Diagnostic Function ................................................................. 8
SECTION 1:  DISASSEMBLY ............................................................... 10
1-1.  Rear Cover Removal ............................................................ 10
1-2. Chassis Assembly Removal 
................................................. 10
1-3. Service Position ....................................................................11
1-4. Picture Tube Removal 
.......................................................... 12
 
Anode Cap Removal Procedure .......................................... 12
 
Cable Wire Dressing ............................................................ 13
 KV-21FA340/21FA540 
Models 
Only 
................................ 13
 KV-29FA340/29FA540 
Models 
Only 
................................ 21
SECTION 2:  SET-UP ADJUSTMENTS ................................................ 31
2-1. Beam Landing ...................................................................... 31
2-2. Convergence 
........................................................................ 32
2-3. Focus ................................................................................... 33
2-4. Screen (G2) 
.......................................................................... 34
SECTION 3:  SAFETY RELATED ADJUSTMENTS ............................. 35
3-1.  X R530, R531 Confi rmation Method (HV Hold-Down 
Confi rmation) and Readjustments ........................................ 35
3-2.  B+ Voltage Confi rmation and Adjustment ............................ 35
SECTION 4:  CIRCUIT ADJUSTMENTS .............................................. 36
4-1.  Remote Adjustment Buttons and Indicators ......................... 36
4-2.  Accessing the Service Adjustment Mode ............................. 36
4-3.  Confi rming Service Adjustment Changes ............................. 37
4-4. Service Data Lists ................................................................ 38
4-5. ID Map Table ........................................................................ 45
4-6. White Balance Adjustments ................................................. 46
4-7. A Board Adjustments 
............................................................ 46
SECTION 5:  DIAGRAMS ..................................................................... 49
5-1. Circuit Boards Location ........................................................ 49
5-2.  Printed Wiring Board and 
 Schematic 
Diagram 
Information 
........................................... 49
5-3.  Block Diagrams and Schematics ......................................... 50
Signal Flow Block Diagram .................................................. 50
Audio Block Diagram ............................................................ 51
A Board Schematic Diagram (1 of 2) .................................... 52
A Board Schematic Diagram (2 of 2) .................................... 53
CV Board Schematic Diagram ............................................. 55
HC Board Schematic Diagram ............................................. 56
K1 Board Schematic Diagram (1 of 2) 
 (KV-21FA540/29FA540 
Only) 
.......................................... 58
K1 Board Schematic Diagram (2 of 2) 
 (KV-21FA540/29FA540 
Only) 
.......................................... 59
K2 Board Schematic Diagram 
 (KV-21FA340/29FA340 
Only) 
.......................................... 60
MT Board Schematic Diagram ............................................. 62
5-4. Semiconductors ................................................................... 64
SECTION 6:  EXPLODED VIEWS ........................................................ 65
6-1. Chassis ................................................................................ 65
6-2. Picture Tube ......................................................................... 66
SECTION  7:  ELECTRICAL PARTS LIST ........................................... 67
KV-21FA340/21FA540/29FA340/29FA540
KV-21FA340/21FA540/29FA340/29FA540 
4
SPECIFICATIONS
1)  1 Vp-p 75 ohms unbalanced, sync negative 
2)  Y: 1 Vp-p 75 ohms unbalanced, sync negative
 
C: 0.286 Vp-p (Burst signal), 75 ohms
3)  Y: 1.0 Vp-p, 75 ohms, sync negative; PB: 0.7 Vp-p, 75 ohms; 
 
PR Vp-p, 75 ohms.
4) 500 
mVrms (100% modulation), Impedance: 47 kilohms
5)   This specifi cation is the maximum wattage.
Design and specifi cations are subject to change without notice.
Fabricado bajo licencia de SRS Labs, Inc. WOW y los 
símbolos SRS son marcas registradas de SRS Labs, 
Inc. 
Bajo licencia de BBE Sound, Inc. Licenciado de BBE 
Sound, Inc. sobre el número USP4638258, 5510752 Y 
5736897. BBE y el símbolo son marcas registradas de 
BBE Sound, Inc.
Sony, FD Trinitron, WEGA, ClearEdge VM, Intelligent 
Picture y Dynamic Bass Response System son marcas 
comerciales de Sony.
En calidad de compañía asociada a ENERGY 
STAR
®
, Corporación Sony ha determinado que 
este producto cumple con las directrices de uso 
eficiente de energía de ENERGY STAR
®
.
ENERGY STAR
®
es una marca registrada de 
EEUU.
///
Fabricado bajo licencia de SRS Labs, Inc. TruSurround 
y los símbolos SRS son marcas registradas de SRS 
Labs, Inc. 
Fabricado bajo licencia de Dolby Laboratories. 
“Dolby”, “Pro Logic” y el símbolo de la doble-D son 
marcas comerciales de Dolby Laboratories.
Sony, FD Trinitron, WEGA, ClearEdge VM, Intelligent 
Picture y Dynamic Bass Response System son marcas 
comerciales de Sony.
En calidad de compañía asociada a ENERGY 
STAR
®
, Corporación Sony ha determinado que 
este producto cumple con las directrices de uso 
eficiente de energía de ENERGY STAR
®
.
ENERGY STAR
®
es una marca registrada de 
EEUU.
KV-21FA340/29FA340 MODELS
KV-21FA540/29FA540 MODELS
KV-21FA340
KV-21FA540
Power Requirements
120V, 60Hz
120V, 60Hz
220V, 50/60Hz
220V, 50/60Hz
Number of Inputs/Outputs
Video
1)
3
3
S Video 
2)
1
1
Y,P
B
, P
R
 3)
1
1
Audio
 4)
4
4
RF
 5)
External for Center/Subwoofer
1
1
Audio Panel
1
1
Front Panel Audio
1
1
Right & Left Satelite Speakers
1
Speaker Output (W)
5W x 2
5W x 2
Subwoofer
15W
15W
Center
5W
5W
Satelite Speakers
5W x 2
Power Consumption (W)
In Use (Max)
155W
180W
150W
175W
In Standby (Max)
 5) 
<1W
<1W
Dimensions with Subwoofer (W x H x D)
mm
648 x 569 x 497 mm
648 x 568.5 x 496.4 mm
in
25
1/2
 x 22 
1/2
 x 19 
1/2
 in
25 
1/2
 x 22 
1/2
 x 19 
1/2
 in
Dimensions of Satelite Speakers (W x H x D)
mm
112 x 478.4 x 87 mm
in
4
3/8
 x 18 
3/4
 x 3 
1/2
 in
Mass
kg
28.2 kg
28.2 kg
lbs
62 lbs 1 oz
62 lbs 1 oz
Mass of Satelite Speakers
kg
.6 kg
lbs
1 lbs 5 oz
    (Chile, Perú, Bolivia)
(Chile, Perú, Bolivia)
KV-21FA340/21FA540/29FA340/29FA540
KV-21FA340/21FA540/29FA340/29FA540 
5
Television system
American TV standard, NTSC
Channel coverage
VHF: 2-13/ UHF: 14-69/ CATV: 1-125 
Antenna
75-ohm external antenna terminal for VHF/UHF
Picture tube
FD Trinitron
®
 tube
Visible screen size
20-inch picture measured diagonally (KV-21FA340/21FA540 Only) 
27-inch picture measured diagonally (KV-29FA340/29FA540 Only) 
1)  1 Vp-p 75 ohms unbalanced, sync negative 
2)  Y: 1 Vp-p 75 ohms unbalanced, sync negative
 
C: 0.286 Vp-p (Burst signal), 75 ohms
3)  Y: 1.0 Vp-p, 75 ohms, sync negative; PB: 0.7 Vp-p, 75 ohms; 
 
PR Vp-p, 75 ohms.
4) 500 
mVrms (100% modulation), Impedance: 47 kilohms
5)   This specifi cation is the maximum wattage.
Actual screen size
21-inch measured diagonally (KV-21FA340/21FA540 Only)
29-inch measured diagonally (KV-29FA340/29FA540 Only)
Supplied Accessories
Remote Commander RM-Y194 
Two Size AA (R6) Batteries
Telescopic Antenna (KV-21FA340/21FA540 Only)
Optional Accessories
Connection Cables
 VMC-810S/820S
 VMC-720M
 YC-YC-15V/30V
 RK74FA
 
KV-29FA340
KV-29FA540
Power Requirements
120V, 60Hz
120V-220V, 50/60Hz
220V, 50/60Hz
220V, 50/60Hz
Number of Inputs/Outputs
Video
1)
3
3
S Video 
2)
1
1
Y,P
B
, P
R
 3)
1
1
Audio
 4)
4
4
RF
 5)
1
1
External for Center/Subwoofer
1
1
Audio Panel
1
1
Right & Left Satelite Speakers
1
Speaker Output (W)
7W x 2
7W x 2
Subwoofer
20W
20W
Center
7W
7W
Satelite Speakers
7W x 2
Power Consumption (W)
In Use (Max)
220W
240W
215W
235W
In Standby (Max)
 5) 
<1W
<1W
Dimensions with Subwoofer (W x H x D)
mm
804 x 697 x 509 mm
804 x 697 x 509 mm
in
31
5/8
 x 27 
1/2
 x 20 in
31 
5/8
 x 27 
1/2
 x 20 in
Dimensions of Satelite Speakers (W x H x D)
mm
112 x 605 x 87 mm
in
4
3/8
 x 23 
3/4
 x 3 
1/2
 in
Mass
kg
49.8 kg
49.8 kg
lbs
109 lbs 10 oz
109 lbs 10 oz
Mass of Satelite Speakers
kg
.8 kg
lbs
1 lbs 12 oz
    (Chile, Perú, Bolivia)
(Chile, Perú, Bolivia)
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Here you can read online and download Sony KV-21FA340 Service Manual in PDF. KV-21FA340 service manual will guide through the process and help you recover, restore, fix, disassemble and repair Sony KV-21FA340 TV. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.