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Table Of Contents - Sony KP-XA43N90J Service Manual

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Section
Title
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SELF DIAGNOSIS FUNCTION ............................................ 4
2-1.
Rear Board Removal ................................................... 7
2-2.
Chassis Assy Removal ................................................ 7
2-3.
Service Position ........................................................... 7
2-4.
HA and HB Board Removal ....................................... 7
2-5.
Mirror Cover Removal ................................................ 8
2-6.
Beznet Assy Removal ................................................. 8
2-7.
HC Board Removal ..................................................... 8
2-8.
A, G and FA Boards Removal ..................................... 8
2-9.
Picture Tube Removal ................................................. 9
3-1.
3-2.
3-3.
Deflection York Tilt Adjustment ............................... 10
3-4.
Focus Lens Adjustment ............................................. 10
3-5.
Focus VR Adjustment ............................................... 11
3-6.
3-7.
4-Pole Magnet Adjustment ........................................ 11
3-8.
Defocus Adjustment (Blue) ....................................... 11
3-9.
3-10. Registration Adjustment(PJE) ................................... 17
3-11. Auto Registration Error Code List ............................ 20
4-1.
(VPNT-SCON) .......................................................... 21
4-2.
(VPNT-SHUE, SCOL) .............................................. 21
4-3.
Adjustment (DAC-UVSH, UVSC) ........................... 21
4-4.
4-5.
SC-SSHU,SSCL) ...................................................... 22
4-6.
(OP-DISP) ................................................................ 22
4-7.
(CAUTION)
SHORT CIRCUIT THE ANODE OF THE PICTURE TUBE AND THE
ANODE CAP TO THE METAL CHASSIS, CRT SHIELD, OR CAR-
BON PAINTED ON THE CRT, AFTER REMOVING THE ANODE.
WARNING!!
AN ISOLATION TRANSFORMER SHOULD BE USED DURING
ANY SERVICE TO AVOID POSSIBLE SHOCK HAZARD, BE-
CAUSE OF LIVE CHASSIS.
THE CHASSIS OF THIS RECElVER IS DIRECTLY CONNECTED
TO THE AC POWER LINE.

TABLE OF CONTENTS

Page
Section
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5-1.
5-2.
Adjustment ................................................................ 23
5-3.
+B Max Voltage Confirmation .................................. 24
5-4.
+B OVP Confirmation .............................................. 24
6-1.
Block Diagram (1) ..................................................... 25
Block Diagram (2) ..................................................... 26
Block Diagram (3) ..................................................... 27
Block Diagram (4) ..................................................... 28
Block Diagram (5) ..................................................... 29
Block Diagram (6) ..................................................... 30
Block Diagram (7) ..................................................... 31
Block Diagram (8) ..................................................... 32
6-2.
Circuit Boards Location ............................................ 33
6-3.
Schematic Diagrams .................................................. 33
6-4.
Printed Wiring Boards ............................................... 45
6-5.
Waveforns .................................................................. 51
6-6.
IC Block Diagram ..................................................... 52
6-5.
Semiconductors ......................................................... 53
7. EXPLODED VIEWS
7-1.
Cover ......................................................................... 54
7-2.
Chassis ....................................................................... 55
7-3.
Picture Tube .............................................................. 56
8. ELECTRICAL PARTS LIST ................................... 57
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
THESECOMPONENTS WITH SONY PARTS WHOSE PART NUM-
BERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLE-
MENTS PUBLISHED BY SONY. CIRCUIT ADJUSTMENTS THAT
ARE CRITICAL TO SAFEOPERATION ARE IDENTIFIED IN THIS
MANUAL. FOLLOW THESE PROCEDURES WHENEVER CRITI-
CAL COMPONENTS ARE REPLACED OR IMPROPER OPERA-
TION IS SUSPECTED.
- 3 -
KP-XA43N90J
Title
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RM-Y906
Page
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