Sony KV-21FA350 Service Manual ▷ View online
TRINITRON
®
COLOR TELEVISION
SERVICE MANUAL
BX-1S
CHASSIS
MODEL NAME
REMOTE COMMANDER
DESTINATION
CHASSIS NO.
9-883-736-03
KV-21FA350
RM-YA005 LATIN
NORTH
SCC-S79K-A
KV-21FA350
RM-YA005 LATIN
SOUTH
SCC-S79L-A
KV-21FA550
RM-YA005 LATIN
NORTH
SCC-S79M-A
KV-21FA550
RM-YA005 LATIN
SOUTH
SCC-S79N-A
HISTORY INFORMATION FOR THE FOLLOWING MANUAL:
ORIGINAL MANUAL ISSUE DATE: 2/2007
☛
:UPDATED ITEM
REVISION
DATE
SUBJECT
2/2007
No revisions or updates are applicable at this time.
11/2007
Removed IC from Electrical Parts List. Replaced Page 49.
6/2008
Added new PN for IC IC001. New PN includes software data. Replaced pg. 49.
TRINITRON
®
COLOR TELEVISION
SERVICE MANUAL
BX-1S
CHASSIS
MODEL NAME
REMOTE COMMANDER
DESTINATION
CHASSIS NO.
9-883-736-03
KV-21FA350
RM-YA005 LATIN
NORTH
SCC-S79K-A
KV-21FA350
RM-YA005 LATIN
SOUTH
SCC-S79L-A
KV-21FA550
RM-YA005 LATIN
NORTH
SCC-S79M-A
KV-21FA550
RM-YA005 LATIN
SOUTH
SCC-S79N-A
Self Diagnosis
Supported model
KV-21FA550
RM-YA005
+
TV
POWER
TV/VID
EO
CH
RETUR
N
SOUND
MODE
SLEEP
16:9
RESET
VOL
DISPLA
Y
PICTUR
E
MODE
MTS/S
AP
MUTING
RM-Y
A005
1
2
3
4
6
7
8
9
0
5
ENT
JUMP
WEGA G
ATE
WEGA
GATE
CC
KV-21FA350/21FA550
KV-21FA350/21FA550
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 and Speakers ............................................................................................................................................................................... 42
5-2. Picture Tube ............................................................................................................................................................................................... 43
SECTION 6: ELECTRICAL PARTS LIST ........................................................................................................................................................................ 44
KV-21FA350/21FA550
KV-21FA350/21FA550
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
Converter EAC-25
Dipolo Antenna
2 - Bocinas Satelite cables (KV-21FA550 Only)
Two Size AA (R6) Batteries
Converter EAC-25
Dipolo Antenna
2 - Bocinas Satelite cables (KV-21FA550 Only)
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.
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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.
Sound, Inc.
