How to fix no backlight on Acer AL1916?
If there is no backlight on your Acer Monitor, you can try the following steps: Change F902. Check Q203/D201. Check Interface board. Change Q201 or Q202. Change U201. Check Q205/Q207/Q203/Q201 or Q206/Q208/Q204/D202. Change PT201/PT202. Check connecter & lamp.
General| Screen Size | 19 inches |
|---|---|
| Resolution | 1280 x 1024 |
| Aspect Ratio | 5:4 |
| Brightness | 300 cd/m² |
| Contrast Ratio | 500:1 |
| Response Time | 8 ms |
| Input | VGA |
| Panel Type | TN |
Specifies ambient light, viewing distance, warm-up time, and measuring equipment for tests.
Details user brightness, contrast, color balance, and power input settings.
Lists units of measure used in the document, including conversions for physical quantities.
Provides panel type, display size, display modes, and pixel pitch for the LCD monitor.
Details display type, resolution, dot, area, pitch, color, lamp voltage, current, weight, and optical specs for AU panels.
Lists display type, resolution, dot, area, pitch, color for Samsung panels.
Covers contrast ratio, response time, luminance, color chromaticity, viewing angle, and uniformity for Samsung panels.
Defines Contrast Ratio (CR) as the ratio of max to min luminance.
Defines Response Time as the sum of TR and TF, illustrating the transition.
Details environmental conditions and procedures for optical characteristic measurements.
Defines measuring the luminance of white at the center point.
Defines 9-point brightness uniformity calculation for AU and Samsung panels.
Defines Flicker level (F) calculation using Flicker Voltage pp and LMD Voltage dc.
Defines Crosstalk (CT) calculation based on luminance measurements Gbkg and Lsh.
Details the process for determining background and foreground levels for crosstalk measurement.
Instructions for connecting the monitor's signal cable to the computer's VGA port.
Instructions for connecting the monitor to an AC power source.
Defines the performance and characteristics of the power/inverter board and its outputs.
Lists features like input voltage, frequency, power consumption, and protection functions.
Specifies the pin assignment for the 2.0mm pitch output connector.
Details input voltage, frequency, current, inrush current, hold up time, turn on time, efficiency, and consumption.
Details output voltage, current, tolerance, ripple, noise, dynamic load regulation, and over/under protection.
Lists input voltage, current, backlight control, brightness adjustment, output voltage, brightness, output current, frequency, and lamp start voltage.
Lists safety parameters like leakage current, insulation resistance, and Hi-Pot test requirements.
A flowchart guiding through initial checks for indicator light, backlight, display performance, and function.
To Next Page
