75" LCD Monitor
Service
Service
Service
Description
Revision List ................................................................... 2
5.1 Main Board ......................................................... 18
6. Schematic ................................................................. 20
6.1 Main Board ......................................................... 20
6.3 Key Board ........................................................... 41
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
TABLE OF CONTENTS
Page
Description
6.4 IR Board .............................................................. 42
7. PCB Layout ............................................................... 45
7.1 Main Board .......................................................... 45
7.3 Key Board ........................................................... 52
7.4 IR Board .............................................................. 52
11. BOM List .................................................................. 63
SAFETY NOTICE
1
HITACHI DS75MU01
Page