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KV-HS29M61/M90/M91, HS34M61/M90/M91, HS38M61/M90/M91
RM-997
TABLE OF CONTENTS
Section
Title
Page
SELF DIAGNOSIS FUNCTION ..................................
4
1. DISASSEMBLY
1-1.
Rear Cover Removal .............................................. 8
1-2.
Speaker Box Removal ............................................ 8
1-3.
Chassis Assy Removal ............................................. 8
1-4.
Service Position ....................................................... 9
1-5.
DC Board Removal .................................................. 9
1-6.
J Board Removal ...................................................... 9
1-7.
D Board Removal .................................................. 10
1-8.
A, A1, and E Boards and B4 Block Removal ...... 10
1-9.
H1, H2, MS2, and F2 Boards Removal ................ 11
1-10. Picture Tube Removal (1) ...................................... 11
1-11.
Picture Tube Removal (2) ...................................... 12
1-12. Harness Ranning .................................................... 13
2. SET-UP ADJUSTMENTS
2-1.
Beam Landing Adjustment .................................... 15
2-2.
Convergence Adjustment ....................................... 16
2-3.
Focus Adjustment .................................................. 18
2-4.
Neck Assy Twist Adjustment ................................. 18
2-5.
G2 (Screen) and White Blance Adjustments ......... 19
3. CIRCUIT ADJUSTMENTS
3-1.
Adjustments with Commander .............................. 20
3-2.
Adjustment Method ............................................... 21
3-3.
Picture Quality Adjustments .................................. 35
3-3-1. Preparation ......................................................... 35
3-3-2. NTSC Video Input ............................................. 36
3-3-3. NTSC RF Input ................................................. 36
3-3-4. PAL Video Input ................................................ 37
3-3-5. PAL RF Input ..................................................... 37
Section
Title
Page
4. SAFETY RELATED ADJUSTMENTS
4-1.
HV Regulation Adjustment .................................... 38
4-2.
HV Hold-down Adjustment ................................... 38
4-2-1.
HV Protector Adjustments ................................ 38
4-2-2.
HV Protector Check ......................................... 38
4-3.
+B Max Voltage Confirmation ............................... 39
4-4.
+B OVP Confirmation ........................................... 39
5. DIAGRAMS
5-1.
Block Diagrams ...................................................... 40
5-2.
Circuit Boards Location ......................................... 56
5-3.
Schematic Diagrams ............................................... 57
5-4.
Semiconductors .................................................... 124
6. EXPLODED VIEWS
6-1.
Picture Tube .......................................................... 128
6-2.
Chassis .................................................................. 130
6-3.
Packing Materials ................................................. 132
7. ELECTRICAL PARTS LIST
................................... 133