Haier HL22XLT2 Service Manual

Also see for HL22XLT2: Owner's manual Owner's manual

Haier HL22XLT2 Service Manual Manual pdf 1 page image

21.5″ LCD TV Haier HL22XLT2&HL22XLTW21ServiceServiceServiceHorizontal 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 SERVICING6.1 Main Board………..…………………...…….….......296.2 Power Board…..…………..………….…..…….......316.3 Key Board………………………..……..……….......376.4 IR Board…………………………..……….…….......377. Adjustment..............................................................388. Block Diagram.…….................................................399. Wiring Diagram.……...............................................4010. Schematic Diagram………..……..………………...4110.1 Main Board…………….…………………...….......4110.2 Power Board………..…....…………...……….......5110.3 Key Board……………….………….………….......5510.4 IR Board……………………………….……….......56Table 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…...………………….….………......82.3 Front Panel Control Knobs……………….………......162.4 How to Connect…….…………………….…..…….....173. Input/Output Specification…………....................…....184. Mechanical Instructions…………………….................205. Repair Flow Chart ………………………………………226. PCB Layout …………...………………………………...29