Read Sony KV-21FW150 Service Manual online
TRINITRON
®
COLOR TELEVISION
SERVICE MANUAL
BX-1S
CHASSIS
MODEL NAME
REMOTE COMMANDER
DESTINATION
CHASSIS NO.
9-883-738-02
KV-21FW150
RM-YA005 LATIN
NORTH
SCC-S79W-A
KV-21FW150
RM-YA005 LATIN
SOUTH
SCC-S79X-A
HISTORY INFORMATION FOR THE FOLLOWING MANUAL:
ORIGINAL MANUAL ISSUE DATE: 3/2007
☛
:UPDATED ITEM
REVISION
DATE
SUBJECT
3/2007
No revisions or updates are applicable at this time.
7/2008
Added new PN for IC001 on A Board. New PN includes software data. Replaced Page 46.
TRINITRON
®
COLOR TELEVISION
SERVICE MANUAL
BX-1S
CHASSIS
MODEL NAME
REMOTE COMMANDER
DESTINATION
CHASSIS NO.
9-883-738-02
KV-21FW150
RM-YA005 LATIN
NORTH
SCC-S79W-A
KV-21FW150
RM-YA005 LATIN
SOUTH
SCC-S79X-A
Self Diagnosis
Supported model
KV-21FW150
RM-YA005
KV-21FW150
KV-21FW150
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 .......................................................................................................................................................................................... 10
1-4. Picture Tube Removal .................................................................................................................................................................................11
Anode Cap Removal Procedure ..................................................................................................................................................................11
SECTION 2: SET-UP ADJUSTMENTS ............................................................................................................................................................................ 12
2-1. Beam Landing ............................................................................................................................................................................................ 12
2-2. Convergence .............................................................................................................................................................................................. 13
2-3. Focus .......................................................................................................................................................................................................... 14
2-4. Screen (G2) ................................................................................................................................................................................................ 15
SECTION 3: CIRCUIT ADJUSTMENTS .......................................................................................................................................................................... 16
3-1. Remote Adjustment Buttons and Indicators ............................................................................................................................................... 16
3-2. Accessing the Service Menu Mode ............................................................................................................................................................ 17
3-3. Confi rming Service Adjustment Changes ................................................................................................................................................... 18
3-4. White Balance Adjustments ........................................................................................................................................................................ 18
3-5. Picture Quality Adjustments ....................................................................................................................................................................... 18
3-6. Service Data ............................................................................................................................................................................................... 20
SECTION 4: DIAGRAMS ................................................................................................................................................................................................. 29
4-1. Circuit Boards Location .............................................................................................................................................................................. 29
4-2. Printed Wiring Board and Schematic Diagram Information ........................................................................................................................ 29
4-3. Block Diagram ............................................................................................................................................................................................ 30
Signal Flow Block Diagram ........................................................................................................................................................................ 30
4-4. Schematics and Supporting Information .................................................................................................................................................... 31
A Board Schematic Diagram (1 of 6) ......................................................................................................................................................... 31
A Board Schematic Diagram (2 of 6) ......................................................................................................................................................... 32
A Board Schematic Diagram (3 of 6) ......................................................................................................................................................... 33
A Board Schematic Diagram (4 of 6) ......................................................................................................................................................... 34
A Board Schematic Diagram (5 of 6) ......................................................................................................................................................... 35
A Board Schematic Diagram (6 of 6) ......................................................................................................................................................... 36
C Board Schematic Diagram ..................................................................................................................................................................... 38
H1 Board Schematic Diagram ................................................................................................................................................................... 39
4-5. Semiconductors .......................................................................................................................................................................................... 40
SECTION 5: EXPLODED VIEWS .................................................................................................................................................................................... 41
5-1. Chassis, Picture Tube, and Speakers ........................................................................................................................................................ 41
SECTION 6: ELECTRICAL PARTS LIST ........................................................................................................................................................................ 42
KV-21FW150
KV-21FW150
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
Two Size AA (R6) Batteries
Converter EAC-25
Dipolo Antenna
1) 1 Vp-p 75 ohms unbalanced, sync negative
2) 500
mVrms (100% modulation), Impedance: 47 kilohms
3) 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.
KV-21FW150
Power Requirements
120V 60Hz
220V 50/60 Hz (Chile, Perú, Bolivia)
Number of Inputs/Outputs
Video
1)
2
Audio
2)
2
VHF/UHF
1
Speaker Output (W)
3W x 2
Power Consumption (W)
In Use (Max)
108W
In Standby (Max)
3)
<1W
Dimensions (W x H x D)
mm
600 x 466 x 481 mm
in
23
5/8
x 18
6/16
x 18
15/16
in
Mass
kg
23 kg
lbs
50.7 lbs
