Avalon 225WT Manuals
1 pdf manual(s) Avalon 225WT for free download (Document Types: Service manual)
Avalon 225WT Service manual [PDF] (54 pages)
- Identifier: id-939727
- Brand: Avalon
- Device: 225WT Monitor
- Type: PDF
- Key Aspects: Critical Operational Precautions, System Architecture and Design Overview, Hardware Verification Checklists
- UPD Date: 06.06.2026
- Source File: 1218788.pdf
- Pages: 54
- Description: Installation guide for the Avalon 225WT.
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22" LCD Color Monitor Avalon 225WT 1 Service Service Service Horizontal Frequency 30-83 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. CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING Table Of Contents.......……..............................…........1 Revision List.…........................................……......2 Important Safety Notice.……..................……......3 1.Monitor Specification..............................………........4 2.LCD Monitor Description…………………………….......6 3.Operation Instruction…………...............……...........7 3.1.General Instructions...........................…...........7 3.2.Control Button…………….…..............……...............7 3.3.OSD Menu…………….…...........................…............9 4.Input/Output Specification............……………...........11 4.1.Input Signal Connector............…………................11 4.2.Factory Preset Display Modes..........................12 4.3.Panel Specification.....………………..................11 5.Block Diagram…..…...................…………................15 5.1.Software Flow Chart……………..…………....….......15 5.2.Electrical Block Diagram……………..….......17 6.Schematic……………......................................19 6.1 Main Board……..............................................19 6.2 Power Board....……....................................23 7.PCB Layout..………….......................................23 7.1.Main Board………........................................25 7.2.Power Board....……....................................28 7.3.Key Board…………….....................................30 7.4 Audio Board……………..................................30 8.Maintainability……….......................................31 8.1.Equipments and Tools Requirement...............31 8.2.Trouble Shooting…………..............................32 9.White-Balance, Luminance adjustment.............38 10.Monitor Explode View………..…….…............40 11.BOM List…………………………………............41
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