Hitachi DS75MU01, Руководство по обслуживанию

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75 ″ LCD Monitor HITACHI DS75MU01
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TABLE OF CONTENTS
Description Page Description Page
Revision List ................................................................... 2
Important Safety Notice ................................................. 3
1. Monitor Specification ................................................ 4
2. LCD Monitor Description .......................................... 6
3. Operation Instructions .............................................. 7
4. Input/Output Specification ...................................... 13
4.1 Input Signal Connector ..................................... 13
4.2 Panel Specification ............................................ 15
5. Block Diagram .......................................................... 18
5.1 Main Board ......................................................... 18
5.2 Power Board ...................................................... 19
6. Schematic ................................................................. 20
6.1 Main Board ......................................................... 20
6.2 Power Board ...................................................... 40
6.3 Key Board ........................................................... 41
6.4 IR Board .............................................................. 42
6.5 Connector Board ................................................ 43
7. PCB Layout ............................................................... 45
7.1 Main Board .......................................................... 45
7.2 Power Board ....................................................... 49
7.3 Key Board ........................................................... 52
7.4 IR Board .............................................................. 52
7.5 Connector Board ................................................ 53
8. Maintainability ........................................................... 55
8.1 Equipments and Tools Requirement ................ 55
8.2 Trouble Shooting ................................................ 56
9. White- Balance, Luminance Adjustment ................ 60
10. Monitor Exploded View .......................................... 61
11. BOM List .................................................................. 63
SAFETY NOTICE
ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE CHASSIS
AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING
ELECTRONIC EQUIPMENT CONTAINING HIGH VOLTAGES.
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING