Acer AL501 Manual

Also see for AL501: User guide

Contents

Acer AL501 Manual Manual pdf 1 page image

11. ELECTRICAL REQUIREMENTS .................................................................................... 2A. LCD Panel Specification............................................................................................................................ 2B. Controls ..................................................................................................................................................... 3C. Power Management .................................................................................................................................. 3D. Display Modes FOR Inspections ............................................................................................................... 52. ADJUSTMENT CONDITIONS......................................................................................... 6A. Measuring Apparatuses Used ................................................................................................................... 6B. Input Signal................................................................................................................................................ 6C. Indication ................................................................................................................................................... 63. ADJUSTMENT OF POWER SUPPLY ...................................................................... 6A. Adjustment of Switching Regulator (Adapter) ........................................................................................... 64. ADJUSTMENT OF BOARDS.......................................................................................... 7A. Connection Method ................................................................................................................................... 75. VL-531 DISPLAY CONTROL BOARD............................................................................ 7A. Description................................................................................................................................................. 7B. Features .................................................................................................................................................... 7C. Block Diagram (Control Ckt)...................................................................................................................... 8D. Connector Locations.................................................................................................................................. 9E. Connector Type ......................................................................................................................................... 9F. Connector Pin Assignment...................................................................................................................... 106. VK-531 CONTROL PANEL BOARD............................................................................. 14A. Description............................................................................................................................................... 14B. Connector and Switch Locations ............................................................................................................. 14C. Connector type ........................................................................................................................................ 14D. Connector pin Assignment ...................................................................................................................... 157. VP-531 POWER BOARD.............................................................................................. 17A. Description............................................................................................................................................... 17B. Electrical characteristics .......................................................................................................................... 17C. Connector locations................................................................................................................................. 188. CIRCUIT DESCRPTION ............................................................................................... 20A. Micro-Controller Circuit............................................................................................................................ 20B. Circuit of Plug and Play ........................................................................................................................... 20C. System Clock........................................................................................................................................... 20D. Image Engine (Zoom).............................................................................................................................. 20E. Power Regulator...................................................................................................................................... 209. INTRODUCTION ........................................................................................................... 21A. Front Panel Control And Led ................................................................................................................... 21B. Rear Panel Connector Input Signals ....................................................................................................... 2210.TROUBLESHOOTING................................................................................................. 23A. Main Procedure ....................................................................................................................................... 23APPENDIX A: PARATS LISTS……………..…………………………………………………..28APPENDIX B: DISPLAY UNIT ASSEMBLY…………………………………………………..35APPENDIX C: P.C.B.A ASSEMBLY………………………………………………………… ...40