DOWNLOAD Sony KV-XA21M30 Service Manual ↓ Size: 7.9 MB | Pages: 83 in PDF or view online for FREE

Model
KV-XA21M30
Pages
83
Size
7.9 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kv-xa21m30.pdf
Date

Sony KV-XA21M30 Service Manual ▷ View online

MODEL
COMMANDER DEST.
CHASSIS NO.
KV-XA21M30
RM-952 OCE
SCC-U44C-A
KV-XA21M63
RM-952 Thailand
SCC-U49G-A
KV-XA21N90
RM-915 Taiwan
SCC-U54B-A
MODEL
COMMANDER DEST. CHASSIS NO.
CHASSIS
TRINITRON 
®
 
COLOR TV
SERVICE MANUAL
BG-3R
TV
1
2
3
4
6
7
8
9
0
5
JUMP
SOUND 
MODE
 
FAVORITE
PROGR
-/--
TV
1
2
3
4
6
7
8
9
0
5
POWER
TV
DISPLAY
VIDEO
MUTING
MTS
SOUND
MODE
FAVORITE
WAKE UP
SLEEP
CABLE
AUTO
PROGRAM
ADD/
ERASE
JUMP
ENT
CH
VOL
SELECT
PIC MODE
RM-915
RM-952
– 2 –
KV-XA21M30/XA21M63
RM-952
KV-XA21N90
RM-915
SPECIFICATIONS
(KV-XA21M30/XA21M63)
Note
Power requirements
220-240 V AC, 50/60 Hz
Power consumption (W) Indicated on the rear of the TV
Television system
B/G, I, D/K, M
Color system
PAL, PAL 60, SECAM, NTSC4.43, NTSC3.58
Stereo/Bilingual system
NICAM Stereo / Bilingual B/G, I, D/K, A2 Stereo / Bilingual B/G
Channel coverage
B/G
VHF: E2 to E12 / UHF: E21 to E69 / CATV: S01 to S03, S1 to S41
I
UHF: B21 to B68 / CATV: S01 to S03, S1 to S41
D/K
VHF: C1 to C12, R1 to R12 / UHF: C13 to C57, R21 to R60
CATV: S01 to S03, S1 to S41, Z1 to Z39
M
VHF: A2 to A13 / UHF: A14 to A79 /
CATV: A-8 to A-2, A to W+4, W+6 to W+84
˘
˘
˘
˘
˘
(Antenna)
75-ohm external terminal
Audio output
5W + 5W
KV-XA21M30
speaker
3W + 3W
KV-XA21M63
3D Woofer
9W
KV-XA21M63 only
Number of terminal
(Video)
Input: 2*
Output: 1
Phono jacks; 1 V
P-P
, 75 ohms
Audio
Input: 2*
Output: 1
Phono jacks; 500 mVrms
(Headphone)
Output: 1
Stereo minijack
Picture tube
21 inch
Tube size (cm)
54
Measured diagonally
Screen size (cm)
51
Measured diagonally
Dimension (w/h/d, mm)
640 
× 452 × 496
KV-XA21M30
640 
× 482 × 496
KV-XA21M63
Mass (kg)
26
Design and specifications are subject to change without notice.
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY SHADING AND MARK 
! ON
THE SCHEMATIC DIAGRAMS, EXPLODED VIEWS AND IN THE
PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE
THESE COMPONENTS WITH SONY PARTS WHOSE PART
NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN
SUPPLEMENTS PUBLISHED BY SONY.
CAUTION
SHORT CIRCUIT THE ANODE OF THE PICTURE TUBE AND
THE ANODE CAP TO THE METAL CHASSIS, CRT SHIELD, OR
CARBON PAINTED ON THE CRT, AFTER REMOVING THE
ANODE.
– 3 –
KV-XA21M30/XA21M63
RM-952
KV-XA21N90
RM-915
SPECIFICATIONS
(KV-XA21N90)
Note
Power requirements
110 V AC, 60 Hz
Power consumption (W) Indicated on the rear of the TV
Television system
M
Color system
PAL*, PAL 60*, SECAM*, NTSC4.43*, NTSC3.58
* AV IN only
Stereo/Bilingual system
MTS
Channel coverage
VHF: E2 to E12 / UHF: E14 to E69 / CATV: 1 to 125
˘
˘
˘
˘
˘
(Antenna)
75-ohm external terminal
Audio output
5W + 5W
Number of terminal
(Video)
Input: 2
Output: 1
Phono jacks; 1 V
P-P
, 75 ohms
Audio
Input: 2
Output: 1
Phono jacks; 500 mVrms
(Headphone)
Output: 1
Stereo minijack
Picture tube
21 inch
Tube size (cm)
54
Measured diagonally
Screen size (cm)
51
Measured diagonally
Dimension (w/h/d, mm)
620 
× 452 × 496
Mass (kg)
26
Design and specifications are subject to change without notice.
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY SHADING AND MARK 
! ON
THE SCHEMATIC DIAGRAMS, EXPLODED VIEWS AND IN THE
PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE
THESE COMPONENTS WITH SONY PARTS WHOSE PART
NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN
SUPPLEMENTS PUBLISHED BY SONY.
CAUTION
SHORT CIRCUIT THE ANODE OF THE PICTURE TUBE AND
THE ANODE CAP TO THE METAL CHASSIS, CRT SHIELD, OR
CARBON PAINTED ON THE CRT, AFTER REMOVING THE
ANODE.
– 4 –
KV-XA21M30/XA21M63
RM-952
KV-XA21N90
RM-915
TABLE OF CONTENTS
Section
Title
Page
SELF DIAGNOSIS FUNCTION
................................
5
1. GENERAL
........................................................................
8
2. DISASSEMBLY
2-1.
3D Speaker Removal ............................................... 30
2-2.
Rear Cover Removal ................................................ 30
2-3.
Speaker Removal ..................................................... 30
2-4.
Chassis Assy Removal ............................................. 30
2-5.
F, H4 and K2 Board Removal ................................. 30
2-6.
J3 Board and Terminal Bracket Removal ................ 30
2-7.
Service Position ....................................................... 31
2-8.
Replacement of Parts ............................................... 31
2-8-1. Replacement of Light Guide ..........................................
31
2-8-2. Replacement of Power Button ........................................
31
2-9.
Picture Tube Removal .............................................. 31
3. SET-UP ADJUSTMENTS
3-1.
Beam Landing .......................................................... 33
3-2.
Convergence Adjustment ......................................... 34
3-3.
Focus Adjustment .................................................... 36
3-4.
G2 (Screen) and White Balance Adjustments ......... 36
4. CIRCUIT ADJUSTMENT
4-1.
Adjustments with Commander ................................ 37
4-2.
Adjustment Method ................................................. 37
4-3.
Picture Quality Adjustments .................................... 42
4.4
Deflection Adjustment ............................................. 42
4-5.
A Board Adjustment After IC003
(memory) Replacement ........................................... 42
4-6.
Picture Distortion Adjustment ................................. 43
Section
Title
Page
5. DIAGRAMS
5-1.
Block Diagram ......................................................... 45
5-2.
Circuit Boards Location .......................................... 47
5-3.
Schematic Diagrams ................................................ 48
(1)
Schematic Diagram of F, J3 and C1 Boards ........... 49
(2)
Schematic Diagrams of A Board ............................. 51
(3)
Schematic Diagram of H4 and K2 Boards ................. 67
5-4.
Voltage  Measurements ............................................ 71
5-5.
Waveforms ............................................................... 74
5-6.
Printed Wiring Boards and Parts Location .............. 75
5-7.
Semiconductors ........................................................ 80
6. EXPLODED VIEWS
6-1.
Picture Tube ............................................................. 82
6-2.
Chassis ..................................................................... 83
7. ELECTRICAL PARTS LIST
....................................... 84
Page of 83
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Sony KV-XA21M30 Service Manual ▷ Download

  • DOWNLOAD Sony KV-XA21M30 Service Manual ↓ Size: 7.9 MB | Pages: 83 in PDF or view online for FREE
  • Here you can View online or download the Service Manual for the Sony KV-XA21M30 in PDF for free, which will help you to disassemble, recover, fix and repair Sony KV-XA21M30 TV. Information contained in Sony KV-XA21M30 Service Manual (repair manual) includes:
  • Disassembly, troubleshooting, maintenance, adjustment, installation and setup instructions.
  • Schematics, Circuit, Wiring and Block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Exploded View and Parts List.