A1018 Fluctuating signal... - GSM-Forum

nokya · 08-30-2001, 23:25

I fix most of these probs by changing PA or ROP ic.I have few phones that refuse 2 work well even after changing these & after reflow.I have changed few other components in RF section,still no joy.ANY ideas will be appreciated...THX <img src="wink.gif" border="0">

sat · 08-31-2001, 09:45

can you indicate exactly which components you have replaced? you can use corresponding picture from <a href="http://www.inside-gsm.com" target="_blank">www.inside-gsm.com</a>

cosmo · 08-31-2001, 13:13

hi i help you! open phone,find filter s+m 4603 (some models jellow filter)&change(SAW FILTER) SOLUTION FROM komix I TESTED THIS AND IT WAS WORKING MY BEST REGARDS TO ALL COSMO

sat · 08-31-2001, 20:57

I have the same prob with 1018, but my phone doesn't see network at all. searching for net all the time. Already changed PA (plastic ones), filter, some other components, but still no joy... anyone help.

nokya · 09-03-2001, 00:39

Hi Cosmo...100% right u r!!! s+m filter did the trick...Dry jointed!!Many THX <img src="wink.gif" border="0"> <img src="wink.gif" border="0"> <img src="wink.gif" border="0">

sat · 09-03-2001, 08:21

where the ROP IC is located? 1018 always searches net.

08-30-2001, 23:25	#1 (permalink)
nokya Freak Poster Join Date: Jul 2001 Posts: 174 Member: 5364 Status: Offline Thanks Meter: 0	A1018 Fluctuating signal... I fix most of these probs by changing PA or ROP ic.I have few phones that refuse 2 work well even after changing these & after reflow.I have changed few other components in RF section,still no joy.ANY ideas will be appreciated...THX <img src="wink.gif" border="0">

08-31-2001, 13:13	#3 (permalink)
cosmo Freak Poster Join Date: Feb 2001 Location: Cj,Ro,Eu Posts: 445 Member: 3262 Status: Offline Thanks Meter: 1	hi i help you! <br />open phone,find filter s+m 4603 (some models jellow filter)&change(SAW FILTER)<br /> SOLUTION FROM komix <br />I TESTED THIS AND IT WAS WORKING<br />MY BEST REGARDS TO ALL<br />COSMO

08-31-2001, 20:57	#4 (permalink)
sat Freak Poster Join Date: Aug 2001 Location: GSMLAND Posts: 479 Member: 5764 Status: Offline Thanks Meter: 2	I have the same prob with 1018, but my phone doesn't see network at all. searching for net all the time. Already changed PA (plastic ones), filter, some other components, but still no joy...<br />anyone help.

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08-31-2001, 09:45	#2 (permalink)
sat Freak Poster Join Date: Aug 2001 Location: GSMLAND Posts: 479 Member: 5764 Status: Offline Thanks Meter: 2	can you indicate exactly which components you have replaced? you can use corresponding picture from <a href="http://www.inside-gsm.com" target="_blank">www.inside-gsm.com</a>

09-03-2001, 00:39	#5 (permalink)
nokya Freak Poster Join Date: Jul 2001 Posts: 174 Member: 5364 Status: Offline Thanks Meter: 0	Hi Cosmo...100% right u r!!! s+m filter did the trick...Dry jointed!!Many THX <img src="wink.gif" border="0"> <img src="wink.gif" border="0"> <img src="wink.gif" border="0">

09-03-2001, 08:21	#6 (permalink)
sat Freak Poster Join Date: Aug 2001 Location: GSMLAND Posts: 479 Member: 5764 Status: Offline Thanks Meter: 2	where the ROP IC is located? 1018 always searches net.