Jump to content
ELFORUM - Forumul Electronistilor
Sign in to follow this  
leo 17

tv crt philips model 17pt1565

Recommended Posts

daca ma puteti ajuta cu o schema pt tv mentionat ...pe sasiu am gasit scris b p-50 componente saa5560ps tda8842..sursa mc 44603ap

Share this post


Link to post
Share on other sites

scuzele mele ..am uitat ca am mai postat odata ....tv respectiv l am luat odata la puricat si de nervi l am facut uitat acum am revenit cu rabdarea pe el...inca o data scuze si rog sa se stearga topicul :jytuiyu

Share this post


Link to post
Share on other sites

am rezolvat acest tv .dar problema e ca se incalzeste mosfet pe sursa ..circuitul a fost schimbat ...final linii cadre ok ....dupa 30 min nu se incalzesc ...

Share this post


Link to post
Share on other sites

Cat de tare se incalzeste?Cate grade are?Ce tranzistor ai acolo?

Share this post


Link to post
Share on other sites

in aproximativ 30 de min nu poti tine mana pe el ...stp6nk60zfp

Share this post


Link to post
Share on other sites

am masurat dinou toate componentele .. de pe schema tensiuni ok numai tensiunea pe grila mosfet lui ..in loc de 1,2v cat e pe schema ..pe sursa am 0,6 v .. :jytuiyu

Share this post


Link to post
Share on other sites

sursa pe bec ..e ok ..mosfetul nu se incalzeste ...cand pun sursa pe final linii se incalzeste ...am schimbat c intoarcere linii ,recuperare ,final tot ...tranzistor final linii nu se incalzeste deloc ..deci am un consum mare ..da unde pe cadre tensiune e bune ..circuitul nu se incalzeste :jytuiyu

Share this post


Link to post
Share on other sites

dupa ceva lupta cu el ..problema e traful el este cel ce consuma ...dar tv functioneaza normal .in afara mosfetului care se incalzeste prea tare ..mentionez tv a fost trasnit ...posibil sa aiba ceva infasurari in sec strapunse ??? :nas:

Share this post


Link to post
Share on other sites

Join the conversation

You can post now and register later. If you have an account, sign in now to post with your account.
Note: Your post will require moderator approval before it will be visible.

Guest
Reply to this topic...

×   Pasted as rich text.   Paste as plain text instead

  Only 75 emoji are allowed.

×   Your link has been automatically embedded.   Display as a link instead

×   Your previous content has been restored.   Clear editor

×   You cannot paste images directly. Upload or insert images from URL.

Sign in to follow this  

×
×
  • Create New...

Important Information

We have placed cookies on your device to help make this website better. You can adjust your cookie settings, otherwise we'll assume you're okay to continue.