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11. Precautions
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1-1 Safety Precautions ……………………………………………………………………………………………………………………… 1-1
1-2 Servicing Precautions …………………………………………………………………………………………………………………… 1-2
1-3 Electrostatically Sensitive Devices (ESD) Precautions ……………………………………………………………………………… 1-2
1-4 Installation Precautions ………………………………………………………………………………………………………………… 1-3
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2. Product specifications
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2-1 Fashion Feature…………………………………………………………………………………………………………………………… 2-1
2-2 Specifications……………………………………………………………………………………………………………………………… 2-1
2-3 LS20BRD feature ………………………………………………………………………………………………………………………… 2-2
2-4 Spec Comparison ………………………………………………………………………………………………………………………… 2-3
2-5 Option Specification ……………………………………………………………………………………………………………………… 2-4
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3. Alignments and Adjustments
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3-1 Required Equipment …………………………………………………………………………………………………………………… 3-1
3-2 Automatic Color Adjustment …………………………………………………………………………………………………………… 3-1
3-3 DDC EDID Data Input …………………………………………………………………………………………………………………… 3-1
3-4 Service Function Spec. ………………………………………………………………………………………………………………… 3-2
3-5 Hidden Key list …………………………………………………………………………………………………………………………… 3-3
3-6 EDID Installation with Windows Program ………………………………………………………………………………………………3-4
3-7 Execution Items after replacing the main board ………………………………………………………………………………………3-4
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4. Troubleshooting
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4-1 No Power ……………………………………………………………………………………………………………………………………4-1
4-2 No Video (PC Analog Signal) …………………………………………………………………………………………………………… 4-3
4-3 No Video (PC Digital Signal) …………………………………………………………………………………………………………… 4-5
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5. Exploded View and Parts List
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5-1 LHA20BS Exploded View ……………………………………………………………………………………………………………… 5-1
5-2 LHA20BS Parts List ……………………………………………………………………………………………………………………… 5-2
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6. Electrical Parts List
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6-1 LHA20BS Parts List ……………………………………………………………………………………………………………………… 6-1
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7. Block Diagram
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8. WWiring Diagram
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