Table Of Contents - Sony KP-HW51K90J Service Manual

Section Title
------ ----
1. SELF DIAGNOSIS FUNCTION
2. DISASSEMBLY
2-1. REAR BOARD REMOVAL ....................................... 8
2-2. CHASSIS ASSY REMOVAL ..................................... 8
2-3. SERVICE POSITION ................................................. 8
2-4. H2 BOARD REMOVAL ............................................. 8
2-5. H1 BOARD REMOVAL ............................................. 9
2-6. H3 BOARD REMOVAL ............................................. 9
2-7. MIRROR COVER REMOVAL .................................. 9
2-8. BEZNET ASSY REMOVAL ...................................... 9
2-9. AD BOARD AND B BOARD REMOVAL .............. 10
2-10. F BOARD AND G BOARD REMOVAL ................ 10
2-11. A BOARD, D BOARD AND
U BOARD REMOVAL ............................................. 10
2-12. PICTURE TUBE REMOVAL .................................. 11
2-13. HIGH-VOLTAGE CABLE INSTALLATION AND
REMOVAL ................................................................ 11
3. SET-UP ADJUSTMENTS
3-1. SCREEN VOLTAGE ADJUSTMENT
(COARSE ADJUSTMENT) ..................................... 12
3-2. SCREEN (G2) ADJUSTMENT
(FINE ADJUSTMENT) ............................................ 12
3-3. DEFLECTION YOKE TILT ADJUSTMENT .......... 12
3-4. FOCUS LENS ADJUSTMENT ............................... 12
3-5. FOCUS VR ADJUSTMENT .................................... 13
3-6. 2-POLE MAGNET ADJUSTMENT ........................ 13
3-7. CENTERING MAGNET ADJUSTMENT ............... 13
3-8. 4-POLE MAGNET ADJUSTMENT ........................ 13
3-9. DEFOCUS ADJUSTMENT (BLUE) ........................ 13
3-10. ELECTRICAL ADJUSTMENT BY REMOTE
COMMANDER ........................................................ 14
3-11. REGISTRATION ADJUSTMENT ........................... 25
3-12. AUTO CONVERGENCE OFFSET .......................... 29
3-13. AUTO REGISTRATION ERROR CODE LIST ...... 29
4. CIRCUIT ADJUSTMENTS
4-1. P & P SUB CONTRAST
ADJUSTMENT (VIDEO) (SCON) .......................... 31
4-2. P & P SUB CONTRAST
ADJUSTMENT (RF) (SCON) .................................. 31
4-3. P & P SUB-HUE AND
SUB-COLOR ADJUSTMENT (SHUE, SCOL) ...... 31
4-4. P & P SUB-HUE AND
SUB-COLOR ADJUSTMENT (SHUE, SCOL) ....... 31
4-5. BLUE OFFSET ADJUSTMENT .............................. 32

TABLE OF CONTENTS

Page
----
5. SAFETY RELATED ADJUSTMENTS
····································· 5
6. DIAGRAMS
7. EXPLODED VIEWS
8. ELECTRICAL PARTS LIST
- 4 -
KP-HW51K90J/HW57K90J
Section Title
------ ----
5-1. HV REGULATION CIRCUIT CHECK AND
ADJUSTMENT ......................................................... 33
5-2. HV HOLD DOWN CIRCUIT OPERATION
CHECK AND ADJUSTMENT ................................. 33
5-3. +B MAX VOLTAGE CONFIRMATION ................. 33
5-4. +B OVP CONFIRMATION ...................................... 33
6-1. BLOCK DIAGRAM (1) ........................................... 34
BLOCK DIAGRAM (2) ........................................... 35
BLOCK DIAGRAM (3) ........................................... 36
BLOCK DIAGRAM (4) ........................................... 37
BLOCK DIAGRAM (5) ........................................... 38
BLOCK DIAGRAM (6) ........................................... 39
BLOCK DIAGRAM (7) ........................................... 40
BLOCK DIAGRAM (8) ........................................... 41
BLOCK DIAGRAM (9) ........................................... 42
BLOCK DIAGRAM (10) ......................................... 43
BLOCK DIAGRAM (11) .......................................... 44
6-2. CIRCUIT BOARDS LOCATION ................................. 45
6-3. SCHEMATIC DIAGRAMS .......................................... 45
6-4. PRINTED WIRING BOARDS ..................................... 74
6-5. WAVEFORMS ............................................................... 88
6-6. IC BLOCK DIAGRAMS ............................................... 90
6-7. SEMICONDUCTORS ................................................... 94
7-1. COVER (KP-HW51K90J) ........................................ 95
7-2. CHASSIS (KP-HW51K90J) ..................................... 96
7-3. COVER (KP-HW57K90J) ........................................ 97
7-4. CHASSIS (KP-HW57K90J) ..................................... 98
7-5. PICTURE TUBE ....................................................... 99
RM-Y909K
RM-Y909K
Page
----
..................................... 100