Barco F70 - Default Chapter; Table of Contents

1 Introduction...........................................................................................................................................................................................................9
1.1 Scope and limitations .....................................................................................................................................................................10
1.2 Copyright ...............................................................................................................................................................................................10
1.3 Trademarks ..........................................................................................................................................................................................10
1.4 Required Handtools.........................................................................................................................................................................10
2 General safety .................................................................................................................................................................................................. 11
2.1 General Safety Instructions.........................................................................................................................................................12
2.2 Notice on safety .................................................................................................................................................................................12
2.3 Users Definition..................................................................................................................................................................................12
3 Important Safety Instructions................................................................................................................................................................15
3.1 To prevent the risk of electrical shock....................................................................................................................................16
3.2 To prevent personal injury............................................................................................................................................................16
3.3 To prevent fire hazard.....................................................................................................................................................................17
3.4 To prevent projector damage .....................................................................................................................................................17
3.5 On Servicing ........................................................................................................................................................................................18
3.6 To prevent battery explosion (PCB)........................................................................................................................................18
3.7 Precautions during lens shift ......................................................................................................................................................19
3.8 Laser Safety.........................................................................................................................................................................................19
3.9 Warning labels....................................................................................................................................................................................19
4 DLP System General Description.......................................................................................................................................................21
4.1 GP7optical principle ........................................................................................................................................................................22
4.2 The DMD Device...............................................................................................................................................................................24
4.3 The Grayscale image .....................................................................................................................................................................24
4.4 Adding Color........................................................................................................................................................................................25
4.5 Single chip DLP projection system .........................................................................................................................................25
5 GP7 system functional description...................................................................................................................................................27
5.1 Electronic platform ...........................................................................................................................................................................28
5.2 I/O’s and processing tasks: .........................................................................................................................................................28
5.3 Block diagram GP7 Platform......................................................................................................................................................29
5.4 Wiring Matrix........................................................................................................................................................................................31
5.5 Firmware................................................................................................................................................................................................32
5.6 System Safety Loop ........................................................................................................................................................................33
5.7 Laser driver Principle and error codes..................................................................................................................................34
6 GP7 periodic maintenance ......................................................................................................................................................................37
6.1 Service Interval Matrix....................................................................................................................................................................38
6.2 Service kits available ......................................................................................................................................................................38
723–0018 /02 F70
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Table of contents