Question about ViewSonic VP230mb 23.1" LCD Monitor
Check the power 18~20vdc power supply output with and with out the inverter board attach, it can be shorted out inverter board or backlight inverter board, see boards here: http://www.shopjimmy.com/catalogsearch/result/index/?q=VP230MB&limit=15&stock=all
If you are going to DIY 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/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.
Capacitors kit: http://lcdalternatives.auctivacommerce.com/ he can make you a set of caps for you.
Posted on Sep 01, 2010
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Posted on Jan 02, 2017
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