Haier HL19D2 Service Manual

Also see for HL19D2: Owner's manual Service manual

18.5″ LCD TV Haier HL19D21ServiceServiceServiceHorizontal Frequency31~68 KHzTABLE OF CONTENTSDescription Page Description PageSAFETY NOTICEANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE CHASSISAND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICINGELECTRONIC EQUIPMENT CONTAINING HIGH VOLTAGES.CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING6.2 Power Board…..…………..………….…..…….......286.3 Key Board………………………..……..……….......306.4 IR Board…………………………..……….…….......307.Adjustment..............................................................318.Block Diagram.…….................................................329.Wiring Diagram.……...............................................3410.Schematic Diagram………..……..………………...3510.1 Main Board…………….…………………...….......3510.2 Power Board………..…....…………...……….......4810.3 Key Board……………….………….………….......5010.4 IR Board……………………………….……….......5111.Exploded View……………………….………….…...5212.BOM List……………….…………………………….54Table of Contents.......……....................................…........1Important Safety Notice.......................................……......2Revision List…………………………………………………31. General Specification.................................………........42. Operating Instructions…………………….……...….......62.1 The Use of Remote Control…….…………...…….......62.2 To Use the Menus…...………………….….………......72.3 Front Panel Control Knobs……………….………......122.4 How to Connect…….…………………….…..…….....133. Input/Output Specification…………....................…....144. Mechanical Instructions…………………….................165. Repair Flow Chart ……………………….…….…….....206. PCB Layout ………………..………………....…..........256.1 Main Board………………..……………...…….….......25

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