Re: Fuse marking RV16F

It should be a Radial Leaded PTC Resettable Fuse.
Here is the datasheet....

Re: HP1955 Board Burnout - Is it Fixable?

With the transformers it's a different story
We have in the work one same monitor HP1955,
but it made horrible whistling sounds.
So I changed the transformer from the burned board.
There is some differences between the boards. [URL="https://www.dropbox.com/s/uxjfctmjoui30hf/2014-01-27%2020.55.56%20double.jpg"]Here you can see =>[/URL]

The result is, that no monitor don't whistling.

I have the desoldering tool [URL="https://www.dropbox.com/s/s1hes7hysh6i5ed/2014-02-02%2020.15.08.jpg"]HAKO484[/URL]so...

Re: HP1955 Board Burnout - Is it Fixable?

Hello all,

I saved this monitor, my colleague want throw it to electro waste

In my case was burned only one side of the backlight circuit.

I renew these parts:

2xQ808&Q809 - [Original C5707] replacement: 2SC5707
1xQ805 - [Original J598] replacement: IRFU9024n
1xQ804 - [Original-SMD t06 - PMBS3906] replacement: BC857B

The monitor is like new.
Only the replacement IRFU9024n has a higher RDS.
It cause there is higher temperature on...