alex26 Posted February 26, 2012 Share Posted February 26, 2012 Buna. Am arse 3 piese dintr-un dvd player Panasonic DMR E85H.Un regulator de tensiune sau ce e , ca nu stiu sigur STR G6353 , o dioda T3D si 43 sub o liniuta.Dioda banuiesc din ce am citit ca este zener. O alta dioda minuscula lipita de aparate speciale pe care scrie 2.A, sau 2,A , nu se vede bine nici sub lupa.Dioda T3D 43 la masurarea pe multimetru digital pe dioda nu indica nimic in nici un sens, iar pe ohmetru nu indica nimic pe nici o scala, iar cealalta dioda arata scurt in ambele sensuri.Ma intereseaza daca ma puteti ajuta cu un echivalent pentru fiecare.Va multumesc. Link to comment Share on other sites More sharing options...
Relav Posted February 26, 2012 Share Posted February 26, 2012 Aici gasesti manualul service http://www.eserviceinfo.com/index.php?w ... g=DMR-E85h . Poate te ajuta. Vezi ca are 7 parti. Link to comment Share on other sites More sharing options...
alex26 Posted February 27, 2012 Author Share Posted February 27, 2012 Nu am gasit nimic in manualul service, ca il aveam si eu descarcat. Link to comment Share on other sites More sharing options...
alex26 Posted February 2, 2013 Author Share Posted February 2, 2013 intr-un final am reusit sa cumpar STR G6353 , dar nu stiu ce sa folosesc in loc de aceasta dioda T3D si imediat langa e scris 43 cu o linie deasupra. Am atasat o parte din schema .Dioda e trecuta D005 si vad ca pe schema e scris ST3D200.Am gasit acest articol D005 is listed as type ST3D200, it is a special type of Zener diode with another diode built in, effectively they are in series both anode to anode (back to back) with the Zeners cathode to IC001 pin 1 Daca sunt 2 diode legate in serie cu anodul comun, cum as putea verifica dioda mea, pentru ca masurata pe diode nu indica nimic in nici un sens , practic nu este in scurt , dar ar trebui sa indice ceva?Cu respect. Link to comment Share on other sites More sharing options...
Recommended Posts
Archived
This topic is now archived and is closed to further replies.