AL1731 Service Guide
Page 2
... is from 1 KV and increases 1 kV for each step 43 8.6 The recommended severity levels for the surge voltage test is 2.0 KV 43 8.7 Display set high-resolution mode, AC input use AC 240V 43 9. ENVIROMENT REQUIREMENT...44 9.1 Operating...44 1 VL-903 DISPLAY CONTROL BOARD...24 3.1 Description ...24 3.2 Features...24 3.3 BLOCK DIAGRAM ...25...
... is from 1 KV and increases 1 kV for each step 43 8.6 The recommended severity levels for the surge voltage test is 2.0 KV 43 8.7 Display set high-resolution mode, AC input use AC 240V 43 9. ENVIROMENT REQUIREMENT...44 9.1 Operating...44 1 VL-903 DISPLAY CONTROL BOARD...24 3.1 Description ...24 3.2 Features...24 3.3 BLOCK DIAGRAM ...25...
AL1731 Service Guide
Page 4
... of speakers. This will alleviate the growing health concerns. INTRODUCTION 1.1 Scope This specification defines the requirements for the 17" MICRO-PROCESSOR based Multimode supported high resolution color LCD monitor, Monitor can support multi-media function as Composite signal and S-Video signal input. 1.2 Description The LCD monitor is a build-in addition MTBF...
... of speakers. This will alleviate the growing health concerns. INTRODUCTION 1.1 Scope This specification defines the requirements for the 17" MICRO-PROCESSOR based Multimode supported high resolution color LCD monitor, Monitor can support multi-media function as Composite signal and S-Video signal input. 1.2 Description The LCD monitor is a build-in addition MTBF...
AL1731 Service Guide
Page 5
.../70/75 Hz) SVGA 800 X 600 (60/70/75 Hz) XGA 1024 X 768 (60/70/75 Hz) SXGA 1280 X 1024 (60/70/75 Hz) standard resolution 4
.../70/75 Hz) SVGA 800 X 600 (60/70/75 Hz) XGA 1024 X 768 (60/70/75 Hz) SXGA 1280 X 1024 (60/70/75 Hz) standard resolution 4
AL1731 Service Guide
Page 6
... 0.7V peak to 240VAC ±10% Total output power : 56 Watt max. 2.3 LCD Panel Specification 2.3.1 LCD Panel Model (Hydis HT17E12-200) • Display Type • Resolution • Display Dot • Display Area • Pixel Pitch • Display Color active matrix color TFT LCD 1280 x 1024 pixels 1280x (RGB) x 1024 337.92mm...
... 0.7V peak to 240VAC ±10% Total output power : 56 Watt max. 2.3 LCD Panel Specification 2.3.1 LCD Panel Model (Hydis HT17E12-200) • Display Type • Resolution • Display Dot • Display Area • Pixel Pitch • Display Color active matrix color TFT LCD 1280 x 1024 pixels 1280x (RGB) x 1024 337.92mm...
AL1731 Service Guide
Page 12
... be assured. • Horizontal Frequency 30KHz --80KHz(analog), 31.5- 64KHz(digital) • Vertical Frequency 56Hz ---------75Hz DISPLAY MODES MONITOR MODE NO. 1 2 3 4 5 6 7 8 9 10 11 12 SCREEN RESOLUTION 640X480 640X480 640X480 720X400 800X600 800X600 800X600 1024X768 1024X768 1024X768 1280X1024 1280X1024 HORIZONTAL SYNC RATE (kHz) 31.5 37.8637.531.5 37.8 + 48.07 + 46.87...
... be assured. • Horizontal Frequency 30KHz --80KHz(analog), 31.5- 64KHz(digital) • Vertical Frequency 56Hz ---------75Hz DISPLAY MODES MONITOR MODE NO. 1 2 3 4 5 6 7 8 9 10 11 12 SCREEN RESOLUTION 640X480 640X480 640X480 720X400 800X600 800X600 800X600 1024X768 1024X768 1024X768 1280X1024 1280X1024 HORIZONTAL SYNC RATE (kHz) 31.5 37.8637.531.5 37.8 + 48.07 + 46.87...
AL1731 Service Guide
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Comment: • 1280x1024: • 60 HZ: • VER 1.00: Current mode resolution. If no further signal, then it shows "No Signal" and enter power saving mode. 18 OSD OSD H-position OSD V-position Language Exit Utilities OSD timeout ...
Comment: • 1280x1024: • 60 HZ: • VER 1.00: Current mode resolution. If no further signal, then it shows "No Signal" and enter power saving mode. 18 OSD OSD H-position OSD V-position Language Exit Utilities OSD timeout ...
AL1731 Service Guide
Page 42
...; 30% 7.5 Impulse Duration: 50 nS ± 30% 7.6 Relation to 35°C - Relative Humidity: 45% to 106 kPa 7.10 Test Procedure: The monitor Display set high-resolution mode, AC input use AC 240V. 7.2 Polarity : + / - 7.3 Repetition Frequency of the impulses within one burst. 41 Atmospheric Pressure: 86 kPa to 75% - Ambient Temperature: 15...
...; 30% 7.5 Impulse Duration: 50 nS ± 30% 7.6 Relation to 35°C - Relative Humidity: 45% to 106 kPa 7.10 Test Procedure: The monitor Display set high-resolution mode, AC input use AC 240V. 7.2 Polarity : + / - 7.3 Repetition Frequency of the impulses within one burst. 41 Atmospheric Pressure: 86 kPa to 75% - Ambient Temperature: 15...
AL1731 Service Guide
Page 44
... is 2.0 KV, and without any degradation or loss of function that is not recoverable due to damage of component or software allowed. 8.7 Display set high-resolution mode, AC input use AC 240V. 43
... is 2.0 KV, and without any degradation or loss of function that is not recoverable due to damage of component or software allowed. 8.7 Display set high-resolution mode, AC input use AC 240V. 43