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661 Brea Canyon Rd., Suite 3
Walnut, CA 91789
tel: 909.598.7388, fax: 909.598.0218
© Copyright 2011 Acnodes, Inc.
All rights reserved. Product description and product specifications
are subject to change without notice. For latest product information,
please visit Acnodes’ web site at www.acnodes.com.
APW 5220
22” Wide Industrial LCD monitor
CHAPTER 11 TROUBLESHOOTING
1. How do I adjust the resolution?
To change monitor resolution, click Start -> Control Panel -> Display. Select Setting tab to adjust the
monitor resolution in Desktop Area. The available resolutions, "640 x 480", "800 x 600", "1024 x
768", "1152 x 864", "1280 x 1024", are deter- mined by the display card in your computer.
2. Is interference signal appeared on LCD normal when shutting down the computer ?
In rare cases, interference may appear on the monitor. This may be caused by signal rate of VGA
card and is considered normal. The image quality can be improved by adjusting the phase or pixel
rate automatically or manually.
3. The membrane power light is not ON
Press the power On / Off on LCD membrane to check if the monitor is in the ON mode. Check the
power cord is properly connected to the LCD keyboard drawer and power outlet.
4. Screen image is not centered or sized properly
Press the button for two seconds to automatically adjust the image. Adjust the H-position and
V-position settings via On-screen menu.