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-   -   Kenwood KDC-W4537U (https://www.tlemcen-electronic.com/forum/autoradio-et-navigateur-gps/4161-kenwood-kdc-w4537u.html)

Mezz 07/07/2010 11h00

Kenwood KDC-W4537U
 
Hello
I need help about carradio Kenwood KDC-W4537U,the problem is on the display it s flash PROTECT,inside is TDA7850A and i change it with new one but still the same thing,then i check diodes,everything is OK,does anybody have any ideas or advice what can be a problem?

Many thanks....

Bruno

auto diag1 14/07/2010 10h16

je pense que vous avez bien fait de commencé par les TDA .car c'est generalement ce cause ce genre de panne .Je vous propose de travailler sans ressouder les TDA et si ça persiste vous recommencé avec toutes les dios qui vont à la masse

dvb_gsm 16/07/2010 00h47

Kenwood kdc w4537u
 
Hi....

TDA7850A POWER AMPLI......No Power ON.....!!!!!!!!!!

Explind your Probleme..

TOSHIBARACHID 17/07/2010 20h24

Protect
 
Citation:

Envoyé par Mezz (Message 24340)
Hello
I need help about carradio Kenwood KDC-W4537U,the problem is on the display it s flash PROTECT,inside is TDA7850A and i change it with new one but still the same thing,then i check diodes,everything is OK,does anybody have any ideas or advice what can be a problem?

Many thanks....

Bruno

(PROTECT)
faire un RESET avec un stulo sure le bouton au coin


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