Dell E207WFP, Руководство по обслуживанию

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20" LCD Color Monitor Dell E207WFP
1
Service
Service
Service
Horizontal Frequency
30 kHz to 83 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.
5.2.Electrical Block Diagram………………..…..….......21
6.Schematic Diagram………..................................….....23
6.1Main Board......………......................................23
6.2 Power Board……..…….……....................................28
7.PCB Layout..……...………….......................................30
7.1.Main Board……………..…........................................30
7.2.Power Board……………........................................32
7.3.Key Board………………….....................................34
8.Maintainability………….......................................35
8.1.Equipments and Tools Requirement..…….…...........35
8.2.Trouble Shooting………………….............................36
9.White-Balance, Luminance adjustment...…………......42
10.ISP Instruction…………….…….................................44
11.Monitor Exploded View…………….…………............50
12.BOM List………….....................................................53
13.Different Parts List…………………….……………...86
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING
Table Of Contents.......…….................……...........…........1
Revision List.….........................………................……......2
Important Safety Notice.….……….…..................……......3
1.Monitor Specifications.....…........................………........4
2.LCD Monitor Description…………………………….......5
3.Operation Instructions……………...............……...........6
3.1.General Instructions…………………………………….6
3.2.Control Buttons……………...............……...............7
3.4 Adjusting the Picture...........…………….........………..8
4.Input/Output Specification.............……………........…14
4.1.Input Signal Connector............………….................14
4.2.Factory Preset Display Modes...…..…......................14
4.3.Power Supply Requirements..........……...................15
4.4.Panel Specification…….....……………..................16
4.5.Definition of Pixel Defects…………...............……….17
5.Block Diagram…….…...................…………................19
5.1.Software Flow Chart………..………………....….......19