KV-21FA350 (serv.man2) - Sony TV Service Manual (repair manual)

Model: KV-21FA350 (serv.man2)
Pages: 57
Size: 8.92 MB
Type: PDF
Document: Service Manual
Brand: Sony
Device: TV
File: kv-21fa350-sm2.pdf
Date: 2018-11-20

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TRINITRON
®
 COLOR TELEVISION
 SERVICE MANUAL 
BX-1S
 
CHASSIS
 

MODEL NAME 

REMOTE COMMANDER 

DESTINATION  
CHASSIS NO.
9-883-744-01
KV-21FA350
 
RM-YA005 ARGENTINA 
SCC-S83G-A
HISTORY INFORMATION FOR THE FOLLOWING MANUAL:
ORIGINAL MANUAL ISSUE DATE:  4/2007
            
REVISION 
DATE 
  SUBJECT     
4/2007 
 
 
 
No revisions or updates are applicable at this time.

TRINITRON
®
 COLOR TELEVISION
 SERVICE MANUAL 
BX-1S
 
CHASSIS
 

MODEL NAME 

REMOTE COMMANDER 

DESTINATION  
CHASSIS NO.
9-883-744-01
KV-21FA350
 
RM-YA005 ARGENTINA 
SCC-S83G-A
Self Diagnosis
Supported model
 KV-21FA350 
RM-YA005
+
TV
POWER
TV/VID
EO
CH
RETUR
N
SOUND
MODE
SLEEP
16:9
RESET
VOL
DISPLA
Y
PICTUR
E
MODE
MTS/SA
P
MUTING
RM-YA0
05
1
2
3
4
6
7
8
9
0
5
ENT
JUMP
WEGA G
ATE
WEGA
GATE
CC

KV-21FA350
KV-21FA350 
3
TABLE OF CONTENTS
SECTION TITLE   
 
 
 
 
PAGE
Speciﬁ cations ....................................................................................................................................................................................................... 4
Warnings and Cautions ........................................................................................................................................................................................ 5
Safety Check-Out ................................................................................................................................................................................................. 6
Self-Diagnostic Function ...................................................................................................................................................................................... 7
SECTION 1:  DISASSEMBLY ............................................................................................................................................................................................. 9
1-1.  Rear Cover Removal .................................................................................................................................................................................... 9
1-2. Chassis Assembly Removal ......................................................................................................................................................................... 9
1-3. Service Position ............................................................................................................................................................................................ 9
1-4. Picture Tube Removal ................................................................................................................................................................................ 10
 
Anode Cap Removal Procedure ................................................................................................................................................................. 10
SECTION 2:  SET-UP ADJUSTMENTS .............................................................................................................................................................................11
2-1. Beam Landing .............................................................................................................................................................................................11
2-2. Convergence .............................................................................................................................................................................................. 12
2-3. Focus .......................................................................................................................................................................................................... 13
2-4. Screen (G2) ................................................................................................................................................................................................ 14
SECTION 3:  CIRCUIT ADJUSTMENTS .......................................................................................................................................................................... 15
3-1.  Remote Adjustment Buttons and Indicators ............................................................................................................................................... 15
3-2.  Accessing the Service Menu Mode ............................................................................................................................................................ 16
3-3. Conﬁ rming Service Adjustment Changes ................................................................................................................................................... 17
3-4. White Balance Adjustments ........................................................................................................................................................................ 17
3-5. Picture Quality Adjustments ....................................................................................................................................................................... 17
3-6. Service Data ............................................................................................................................................................................................... 19
SECTION 4:  DIAGRAMS ................................................................................................................................................................................................. 28
4-1. Circuit Boards Location .............................................................................................................................................................................. 28
4-2.  Printed Wiring Board and Schematic Diagram Information ........................................................................................................................ 28
4-3. Block Diagram ............................................................................................................................................................................................ 29
Signal Flow Block Diagram ........................................................................................................................................................................ 29
4-4.  Schematics and Supporting Information .................................................................................................................................................... 30
A Board Schematic Diagram (1 of 6) ......................................................................................................................................................... 30
A Board Schematic Diagram (2 of 6) ......................................................................................................................................................... 31
A Board Schematic Diagram (3 of 6) ......................................................................................................................................................... 32
A Board Schematic Diagram (4 of 6) ......................................................................................................................................................... 33
A Board Schematic Diagram (5 of 6) ......................................................................................................................................................... 34
A Board Schematic Diagram (6 of 6) ......................................................................................................................................................... 35
CV Board Schematic Diagram ................................................................................................................................................................... 37
H2 Board Schematic Diagram ................................................................................................................................................................... 38
J4 Board Schematic Diagram .................................................................................................................................................................... 39
W Board Schematic Diagram ..................................................................................................................................................................... 40
4-5. Semiconductors .......................................................................................................................................................................................... 41
SECTION 5:  EXPLODED VIEWS .................................................................................................................................................................................... 42
5-1. Chassis ....................................................................................................................................................................................................... 42
5-2. Picture Tube ............................................................................................................................................................................................... 43
SECTION 6:  ELECTRICAL PARTS LIST ........................................................................................................................................................................ 44

KV-21FA350
KV-21FA350 
4
SPECIFICATIONS
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
508mm (20-inch) picture measured diagonally
 
Actual screen size
533.4mm (21-inch) measured diagonally
Supplied Accessories
Remote Commander RM-YA005
Two Size AA (R6) Batteries
1)  1 Vp-p 75 ohms unbalanced, sync negative
2)  Y: 1Vp-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.
Trademarks and Copyrights
Sony, FD Trinitron, WEGA
®
, Steady Sound and Intelligent Picture 
are registered trademarks of Sony Corporation.
As an ENERGY STAR® Partner, Sony 
Corporation has determined that this 
product meets the ENERGY STAR® 
guidelines for energy efficiency. ENERGY 
STAR® is a U.S. registered mark. 
TruSurround, SRS and the ( )® symbol are trademarks of 
SRS Labs, Inc. 
Manufactured under license from BBE Sound, 
Inc. Licensed by BBE Sound, Inc. under USP 
4638258, 5510752 and 5736897. BBE and BBE 
symbol are registered trademarks of BBE 
Sound, Inc.
KV-21FA350
Power Requirements
220V 50/60Hz
Number of Inputs/Outputs
Video
1)
2
S Video
2)
1
Y,P
B
, P
R
3)
1
Audio
4)
4
VHF/UHF
1
Headphone
1
Monitor Out
1
Woofer
1
Speaker Output (W)
5W x 3
Woofer
15W
Power Consumption (W)
In Use (Max)
125W
In Standby (Max)
5)
<1W
Dimensions (W x H x D)
mm
641 x 592 x 501 mm
in
25
 1/4
 x 23
5/16
 x 19 
3/4
 in
Mass
kg
28.3 kg
lbs
62.3 lbs

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Download Sony KV-21FA350 (serv.man2) Service Manual (Repair Manual)

Here you can read online and download Sony KV-21FA350 (serv.man2) Service Manual in PDF. KV-21FA350 (serv.man2) service manual will guide through the process and help you recover, restore, fix, disassemble and repair Sony KV-21FA350 (serv.man2) 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.

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