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Search: Posts Made By: alessio211734
Forum: Troubleshooting Computer Displays 08-28-2018, 06:06 AM
Replies: 20
Views: 1,564
Posted By alessio211734
Re: neovo H-W22S black screen

Hello, today I keep the monitor on for more than 30 minutes. At the begin I saw the same problem, but after 30-40 minutes image change in better and it's very very close to perfect image. Please give...
Forum: Troubleshooting Computer Displays 08-27-2018, 10:01 AM
Replies: 20
Views: 1,564
Posted By alessio211734
Re: neovo H-W22S black screen

Hello,
I replaced the lamp and assembly the monitor but now I saw some pattern on lcd some vertical black lines. I attached some photos.
And backlight suffer again some problem because sometime...
Forum: Troubleshooting Computer Displays 08-13-2018, 01:49 AM
Replies: 20
Views: 1,564
Posted By alessio211734
Re: neovo H-W22S black screen

I think I found the solution. I connect one inverter to another monitor lamps and one inverter to lamp1a-lamp1b group and this time lamp1a-lamp1b stay on!
I would like replace my lamps. Do you know...
Forum: Troubleshooting Computer Displays 08-11-2018, 05:26 AM
Replies: 20
Views: 1,564
Posted By alessio211734
Re: neovo H-W22S black screen

Today I extracted the lamps from the LCD,
and I saw that surely 2 are broken I do not know if also 3.
I took 2 photos at the ends of each lamp group.
lamp1a,lamp1b is a group of 2 lamps and...
Forum: Troubleshooting Computer Displays 08-10-2018, 02:01 AM
Replies: 20
Views: 1,564
Posted By alessio211734
Re: neovo H-W22S black screen

Hello,
I found this lamp on eBay I wanted to know if it could work to test the inverter. Should I connect 2 lamps of these to an inverter and the other two lamps of the monitor to the other inverter?
Forum: Troubleshooting Computer Displays 08-09-2018, 08:52 AM
Replies: 20
Views: 1,564
Posted By alessio211734
Re: neovo H-W22S black screen

hello,
thanks for reply, I read in another thread where you said that it's possibile to use a resistor
to replace a lamp (you said about 125k resistor 8w).
I would ask you if it's possibile use 10...
Forum: Troubleshooting Computer Displays 08-08-2018, 04:28 PM
Replies: 20
Views: 1,564
Posted By alessio211734
Re: neovo H-W22S black screen

No I have only one test lamp. Laptop lamp I think it's good, because in laptop it was working.
I follow this guide for test Q802 e Q803:

Simply test

a) black on pin S1- red on pin G1 - record...
Forum: Troubleshooting Computer Displays 08-07-2018, 08:30 AM
Replies: 20
Views: 1,564
Posted By alessio211734
Re: neovo H-W22S black screen

I get one ccfl from my old laptop and followed this guide to test inverter.

a) TURN POWER OFF and unplug the monitor and wait 1 minute
b) disconnect CCFL #1 and plug in spare CCFL into spot #1...
Forum: Troubleshooting Computer Displays 08-05-2018, 10:52 AM
Replies: 20
Views: 1,564
Posted By alessio211734
Smile Re: neovo H-W22S black screen

Hello, i tried to do some test.
1. checked SMD FUSE F801 and it's ok.
2. resoldering T801 and D906 but monitor still has the same problem.
3. Misured resistance between 7 and 8 on inverter...
Forum: Troubleshooting Computer Displays 08-03-2018, 01:51 PM
Replies: 20
Views: 1,564
Posted By alessio211734
Re: neovo H-W22S black screen

Thanks for reply, I checked the two fuses and they are ok. I upload a new photo in high resolution about solder side. Next steps?
Forum: Troubleshooting Computer Displays 08-02-2018, 07:50 AM
Replies: 20
Views: 1,564
Posted By alessio211734
neovo H-W22S black screen

Hello everyone,
I have a problem with a neovo H-W22S monitor.
When I turn on the screen, the image is visible for an instant
and then disappears. If I go to light up the screen with a flashlight...
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