RCA L19WD20 - 19" LCD TV, Руководство по обслуживанию

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19
’’ LCD TV RCA L19WD20
1
Service
Service
Service
Horizontal Frequency
31-60 kHz
TABLE OF CONTENTS
Description Page Description Page
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
R FOR TH
UNIT WHEN S
CI
7. PCB Layout
………………..………………....….......26
7.1.Main Board
…………..………….……….......26
7.2.Power Board
……………..………….……….......30
7.3.IR Board
………………………………………….......33
7.4.Connector Board
……………………..……….......33
7.5.Key Board
……………………………….……….......33
8. White-Balance, Luminance Adjustment...................34
9 Block Diagram.
……...........................................36
10.
Schematic……………...…….……..………………..37
10.1 Main Board
…….………..….…………….….......37
10.2. Power Board
…………….……….………….......54
11. Exploded View..
……………..........................…..56
12. BOM List
……………….…………………………….57
Table Of Contents.......……..............................…........1
Important Safety Notice.
......................................……......2
Revision
List.…........................................……......3
1. General Specification
..............................………........4
2. Operating
Instructions…………………….……….......5
2.1. The Use Of Remote Control
…….………….…….......5
2.2. To Use The Menu
…...…………………….……….......6
2.3. How To Connect
…….…………………….……….....11
2.4. Front Panel Control Knobs
……………….……….....14
3. Precautions and Notices
……..……………..............15
4. Input/Output Specification
…………....................…....16
5. Mechanical Instructions
…………………….................18
6. Repair Flow Chart
……………………….…….…….....21