20 Most Recent Chi Mei Corporation A190A2 LCD Monitor Questions & Answers

check resistor

If you are going to DIY and already try the monitor with another PC, and have proper tools and know safety precaution then please read on: Most common failures in the LCD monitors are bad capacitors (bulging top/seal or leaking) in the power supply (they should be replaced in a set), blown fuses; poor solder joints, failed inverter circuits (blown fuse, shorted transistors, shorted/open transformers), bad lamps (poor solder connections or worn out lamps). You will need to open it up and inspect the inside, see example of failed monitors to get some ideas what to look for: http://s807.photobucket.com/albums/yy352/budm/ Post back what you see inside so we can guide you further and it will help out other people in the future also.

Basic LCD monitor and TV troubleshooting guide: http://www.fixya.com/support/r6150077-basic_lcd_monitors_troubleshooting http://www.fixya.com/support/r5093881-lcd_flat_panel_tv_troubleshooting_guide http://www.fixya.com/support/r7406380-tv_training_manuals Failed TV and Monitors pictures: http://s807.photobucket.com/albums/yy352/budm/

Learn about bad caps: http://en.wikipedia.org/wiki/Capacitor_plague

Capacitors kit: http://lcdalternatives.auctivacommerce.com/ he can make you a set of caps for you.Or www.digikey.com just make sure to use caps with low ESR, 105c, high ripple current, long life rating such as PANASONIC FM or FC series.

your pc is not video

The capacitor had bursted and so it is important to clean off all the electrolytes on the power board. Also there can be faulty components on the power supply that would have failed along.
It is important to clean or use a soldering iron on the components and if you hear a steaming noise then there is liquid at the base of all components which must be cleaned , even removing and re-soldering the components.
Please check the link for SMPS tips:

http://www.fixya.com/support/r5826301-working_switch_mode_power_supplies

• First try to check the settings of the monitor make sure it is not set to automatically power off while not using it.
• Secondly make sure that the cable for the monitor are properly connected and always check the voltage regulator if the fuse is still in good shape.

If you have questions feel free to reply to this solution. Thank you. I’m happy to assist further over the phone at https://www.6ya.com/expert/ramy_d9e7ebea3891f482

Most common failures in the LCD monitors are bad capacitors (bulging top/seal or leaking) in the power supply, failed inverter circuits (blown fuse, shorted transistors, shorted/open transformers), bad lamps (poor solder connections or worn out lamps). You will need to open it up and inspect the inside, see example of failed monitors to get some ideas what to look for: http://s807.photobucket.com/home/budm/allalbums
Post back what you see inside so we can guide you further and it will help out other people in the future also.
http://www.badcaps.net
http://en.wikipedia.org/wiki/Capacitor_plague

You need to open it up nad inspect the caps, look for caps with bulging top or seal, post back what you find so we can guide you further, see example of failed monitors due to bad caps: http://s807.photobucket.com/home/budm/allalbums

More likely to have dying power supply with unstable DC voltages due to bad DC filter caps, that will be the first place for you to look at as you can see in my albums of failed monitors and TV.
Basic LCD monitor and TV troubleshooting guide: http://www.fixya.com/support/r5093881-lcd_flat_panel_tv_troubleshooting_guide http://www.fixya.com/support/r6150077-basic_lcd_monitors_troubleshooting http://www.fixya.com/support/r7406380-tv_training_manuals Failed TV and Monitors: http://s807.photobucket.com/albums/yy352/budm Learn about bad caps: http://en.wikipedia.org/wiki/Capacitor_plague Parts: www.shopjimmy.com Capacitors kit: http://lcdalternatives.auctivacommerce.com/Default.aspx he can make you a set of caps. Or www.digikey.com, just make sure to use caps with low ESR, 105c, high ripple current and long life rating such as PANASONIC FM or FC series. Please post back what you find. Please leave rating if it helps.

go to folowing link you will get all the menual

http://www.videohelp.com/forum/archive/full-hd-vs-true-hd-vs-hdready-1080p-t361293.html

can you find the part number from the power supply?

Here

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If you want to upgrade your software for example your operating system. Your systems unit support only for windows 7, windows 8 and windows 8.1. You may visit this website to download the latest driver for your operating system installed. http://support.lenovo.com/en_PH/downloads/detail.page?DocID=DS035527