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Go Back   GSM-Forum > GSM & CDMA Phones / Tablets Software & Hardware Area > Sony Ericsson > Sony Ericsson Hardware Repair

Sony Ericsson Hardware Repair Post here your Hardware Repairing Hints or Problems with SonyEricsson and Sony Phones.

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Old 01-18-2002, 13:09   #1 (permalink)
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Red face T28 full net but no call


hi <br />i have change PA ,ant. switch but i cant make call.<br />First problem was death PA.

TNX
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Old 01-18-2002, 21:07   #2 (permalink)
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Try the I.F ic .all the best. <img src="cool.gif" border="0"> <img src="cool.gif" border="0"> <img src="cool.gif" border="0"> <img src="cool.gif" border="0"> <img src="cool.gif" border="0"> <img src="cool.gif" border="0">
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Old 01-18-2002, 21:10   #3 (permalink)
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i test it...<br />very thanx for reply... <img src="wink.gif" border="0">
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Old 01-18-2002, 21:24   #4 (permalink)
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<a href="http://eh.student.utwente.nl/%7Elandy/service_manuals/nokia/repair%20book/t28/T28.jpg" target="_blank">http://eh.student.utwente.nl/%7Elandy/service_manuals/nokia/repair%20book/t28/T28.jpg</a>

for all.... <img src="biggrin.gif" border="0"> <img src="biggrin.gif" border="0"> <img src="biggrin.gif" border="0">
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Old 01-19-2002, 05:13   #5 (permalink)
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Red face

can someone tell me which is the I.F ic?

regards,

Bobby
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Old 01-21-2002, 00:15   #6 (permalink)
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In such phones as R320 and T28 usually this problem causes by poor soldering of PA (rm009 19p recommended) or bad PA (finding network but when trying to make a call - net falls to zero). Try to rwarm it again with flux - may be it can help.

Best wishes!
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Old 01-30-2002, 22:27   #7 (permalink)
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hey SONIA five stars for you!!!!!!!<br />it was pooor soldering!!!<br />TNX.
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