Hi to All Members and Veterans on Badcaps Have trouble repairing and Reviving AU5131DT LCD monitor hope to give me advice how to bether isolate the problem.This is the common simtoms
1.The monitor power is present blue led on panel is showing Hi voltage led backlights is present and constantly on see the white light in background but no picture tried to fing service manual from internet for AU5131DT no luck
Opened the lcd monitor
These are the components
1.Powerboard found capacitors on secondary dc side c901 c902 c903 25v 820uf
microfarads buldged one was leaked replaced them with 820uf Panasonic FC low esr caps 25v still no picture see backlight comming on and staying on alltime no check signal or picture connected cable to pc
Powerboard model iiyama AU5131DT PSU Power Supply Board 210R114-01
visyally all ok
2.Inverter Board iiyama AU5131DT Inverter HIU-518 NA19002-4232
3.Motherboard
Click to view larger image and other views
iiyama-AU5131DT-DVI-USB-Main-Board-T950V081-210R121-01
iiyama-AU5131DT-DVI-USB-Main-Board-T950V081-210R121-01
Have one to sell? Sell it yourself
iiyama AU5131DT DVI USB Main Board T950V081 210R121-01
iiyama AU5131DT Controller Board GCMK-M1X
Inverterboard and mobo looks like new no visuble damage can somebody help me where to look for the peoblem and how to measure mobo power and inverter board power still cant find service mannual to try to repai
could not say it is inverterboard see backlight on all time guess it is some relay or something on motherboard hack everything looks ok and also how to check power on powerboard motherboard or inverterboard happy to learn
Thank You for any advice
Comment