2
TABLE OF CONTENTS
1. GENERAL
Location of Controls ............................................................... 3
Connection diagram ............................................................... 5
2. DISASSEMBLY
2-1. Bottom Cabinet .................................................................. 6
2-2. Display Board .................................................................... 7
2-3. Liquid Crystal Display Panel (LCD1) ............................... 7
3. ELECTRICAL ADJUSTMENTS
3-1. Equipment Used ................................................................. 8
3-2. Connection of Equipment .................................................. 8
3-3. 5V Adjustment ................................................................... 8
3-4. Frequency Adjustment ....................................................... 8
3-5. PLL Free Run Frequency Adjustment ............................... 8
3-6. Brightness Temporary Level Adjustment ........................... 9
3-7. Sharpness Adjustment ........................................................ 9
3-8. Contrast Adjustment ........................................................... 9
3-9. Color Adjustment ............................................................... 9
3-10. Hue Adjustment ................................................................. 9
3-11.
γ
2 Adjustment .................................................................... 9
3-12.
γ
0 Adjustment .................................................................... 9
3-13. RGB Gain (1) Adjustment ................................................. 9
3-14. RGB Gain (2) Adjustment ................................................. 9
3-15. B and R Level Adjustments ................................................ 9
3-16. VCOM AMP Adjustment ................................................... 9
3-17. VCOM Bias Adjustment .................................................. 10
3-18. Blank Level Adjustment ................................................... 10
4. DIAGRAMS
4-1. Block Diagram –Video Section– ...................................... 11
4-2. Block Diagram –Display Section– ................................... 12
4-3. Printed Wiring Board –Display Section (1/2)– ................ 14
4-4. Printed Wiring Board –Display Section (2/2)– ................ 15
4-5. Schematic Diagram –Display Section (1/3)– ................... 16
4-6. Schematic Diagram –Display Section (2/3)– ................... 17
4-7. Schematic Diagram –Display Section (3/3)– ................... 18
4-8. IC Block Diagrams .......................................................... 19
5. EXPLODED VIEW
5-1. Main Section .................................................................... 23
6. ELECTRICAL PARTS LIST
....................................... 24
Notes on Chip Component Replacement
• Never reuse a disconnected chip component.
• Notice that the minus side of a tantalum capacitor may be
damaged by heat.
XVM-H6
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK
0
OR DOTTED LINE
WITH MARK
0
ON THE SCHEMATIC DIAGRAMS 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.
