Asus k53sv tranzistor

[misqu83]

I made short circuit on k53sv pcb. I need to find a symbol/type of one of the transistors signed green circle on attached image. Pcb is hannstar E89382 i mv-4 94v-0. Please help because i can't find any scheme for this notebook

[helderfb]

Re: Asus k53sv tranzistor

Here is a photo.
Transístor marked W2F 14

[tw2005]

Re: Asus k53sv tranzistor

PMBT2907A

https://cdn.badcaps-static.com/pdfs/...cefc233e8d.pdf

that's what w2f is.

[misqu83]

Re: Asus k53sv tranzistor

And both transistors are the same model? Are you sure that this transistor is in green circle next to slot for matrix signal tape?

[misqu83]

Re: Asus k53sv tranzistor

From what I see from image w2f 14 is in red circle. I need symbol of transistor (i think both are this same model)from green circle near H6525.

[helderfb]

Re: Asus k53sv tranzistor

Transístor in the green circle are marked 42T

[misqu83]

Re: Asus k53sv tranzistor

Where can i find a manual for this transistor?

[stj]

Re: Asus k53sv tranzistor

TK71542AS voltage regulator - atleast my book says it is.
http://www.datasheetcatalog.com/data...K71542AS.shtml