T18 charging problem! [Archive]

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starpho

09-21-2001, 01:57

Who can help me?When I put connector to phone nothing happend.I checked charger,battery and phone connector and everything is OK.Any suggestions are welcome...

nnarta

09-22-2001, 21:26

Hi! First of all rehot power supply chip (it is the higher BGA chip), then check 3-pin stabilitron under DSP. <img src="smile.gif" border="0"> <img src="smile.gif" border="0"> <img src="smile.gif" border="0">

nnarta

09-22-2001, 21:33

Sorry, I confused with T28 :-(

Weller

09-23-2001, 18:15

Hi.First take off charging connector from PCB, than look good if there is a good connection from rear to front side of PCB on + (positive) terminal on PCB where you usually connect charging connector. In 90% there is no connection from one side of PCB to another.

Weller