Table Of Contents - Acer 7277e Service Manual

Table of Contents

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Table of Contents....................................................................................................................................................... iii
1. SYSTEM OVERVIEW ....................................................................................................................................................... 1-1
1.1 Introduction ......................................................................................................................................................... 1-1
1.2 Operational Specification .................................................................................................................................... 1-2
1.2.1 Environment ....................................................................................................................................... 1-2
1.2.2 Vibration............................................................................................................................................. 1-2
1.2.3 Drop Test (with packing).................................................................................................................... 1-2
1.2.4 Electrostatic Discharge Requirements ................................................................................................ 1-2
1.2.5 Safety Requirements........................................................................................................................... 1-3
1.2.6 EMC Requirements ............................................................................................................................ 1-3
1.2.7 Acoustical Noise................................................................................................................................. 1-3
1.2.8 Reliability ........................................................................................................................................... 1-3
1.3. Input/Output Specifications ................................................................................................................................ 1-4
1.3.1 Input Signal Requirements ................................................................................................................. 1-4
1.3.2 Power Supply Requirements............................................................................................................... 1-7
1.3.3 CRT Requirements ............................................................................................................................. 1-8
1.4 Functional Specifications..................................................................................................................................... 1-9
1.4.1 Display Quality................................................................................................................................... 1-9
1.4.2 Color Quality ...................................................................................................................................... 1-14
1.4.3 Controls & Presetting ......................................................................................................................... 1-15
Table of Contents
1.2.1.1 Temperature....................................................................................................................... 1-2
1.2.1.2 Humidity............................................................................................................................ 1-2
1.2.1.3 Altitude .............................................................................................................................. 1-2
1.2.3.1 Drop Height ....................................................................................................................... 1-2
1.2.3.2 Drop Sequence................................................................................................................... 1-2
1.2.5.1 110V Version..................................................................................................................... 1-3
1.2.5.2 220V Version..................................................................................................................... 1-3
1.2.6.1 110V Version..................................................................................................................... 1-3
1.2.6.2 220V Voltage..................................................................................................................... 1-3
1.3.1.1 Signal cable (Directly attached to unit) ............................................................................. 1-4
1.3.1.2 Video Signal ...................................................................................................................... 1-4
1.3.1.3 SYNC Signal ..................................................................................................................... 1-4
1.3.1.4 Timing ............................................................................................................................... 1-5
1.3.1.5 Input Signal Quality........................................................................................................... 1-7
1.3.2.1 Input Power Requirements ................................................................................................ 1-7
1.3.2.2 Output Power Requirements.............................................................................................. 1-8
1.3.2.3 AC Power Inlet .................................................................................................................. 1-8
1.3.2.4 Power Cord........................................................................................................................ 1-8
1.3.2.5 Power Management Function ............................................................................................ 1-8
1.4.1.1 Display Date Area (with 20 ft-l at full white pattern)........................................................ 1-9
1.4.1.2 Video AMP Performance .................................................................................................. 1-9
1.4.1.3 Light Output ...................................................................................................................... 1-9
1.4.1.4 Contrast Adjustment Range............................................................................................... 1-9
1.4.1.5 Brightness Adjustment Range ........................................................................................... 1-9
1.4.1.6 Linearity (set to 20 Ft-L at full white pattern first) at Crosshatch Pattern ......................... 1-9
1.4.1.7 Geometric Distortion (with 20Ft-L at full white pattern) .................................................. 1-10
1.4.1.8 Size Stability...................................................................................................................... 1-10
1.4.1.9 Swing & Jitter.................................................................................................................... 1-10
1.4.1.10 Focus (The distance of watch is 30cm from eyes to screen)............................................ 1-10
1.4.1.11 DDC1/2B Table............................................................................................................... 1-10
1.4.2.1 Misconvergence................................................................................................................. 1-14
1.4.2.2 Moire (the distance of watch is 30cm from eyes to screen)............................................... 1-15
1.4.2.3 Impurity ............................................................................................................................. 1-15
1.4.2.4 White Balance ................................................................................................................... 1-15
1.4.2.5 Uniformity ......................................................................................................................... 1-15
1.4.2.6 Degaussing ........................................................................................................................ 1-15
1.4.3.1 User Control (on the front panel)....................................................................................... 1-15
1.4.3.2 Presetting ........................................................................................................................... 1-16
1.4.3.3 User Setting ....................................................................................................................... 1-16
1.4.3.4 Microcontroller Control..................................................................................................... 1-17
1.4.3.5 OSD Screen Position ......................................................................................................... 1-17
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