Monitor turns on and then within 2 seconds displays a message about about there being no input signal. I have tested this monitor on multiple video sources same results.

Replaced all caps and all the c5707's

Any ideas? Thanks....

Re: HP L1906 Monitor

Things I have replaced so far. I replaced three capacitors, all were CapXon brand 1000uf 10v.

C824 & C822 were replaced with RLP brand1500uf 10v caps. C823 was replaced with nichicon brand 1200uf 10v. (Probably bad practice but I'm working with parts that I have avaialable)

I have a multimeter, see last pic, and I'm pretty familiar with it but don't doubt that you probably could teach me a thing or two.

Thanks for you help on this....

Recently aquired a HP L1906 monitor that wouldn't power on at all.

Replaced three caps on the board and monitor comes right up. Picture is crisp and clear with no flickering.

However the buttons for the menu and power do not work. The monitor comes up in a power on state. Can not be shut off without unplugging the power. I have tested the buttons they do complete the circuit like they are supposed to.

Another intersting problem. Monitor will only recognize video signal if it is present when power is plugged in. If I disconnect the monitor cable while...