big troubles with 7110 - GSM-Forum

darkeye · 11-28-2002, 16:08

hello friends
i have 50 pieces 7110 with different problems can anyone help me

1.problem
" insert sim" problem. i change the simreader but nothing changed.although i put a simcard it says " insert sim"
2.
No network at all
it finds no network (manual search too)
3. it finds by manual search network but if i put a simcard and turn on the phone it finds no network
4. it accepts no flash. i cannot flash the phone.the phone is dead
5.the phone is in "kopfhörer" modus and i cannot chang it from profiles. i cannot hear the partner.
6.it doesnt charge the battery

has somebody experience with this troubles. please don`t say me that i should look at the service manuals. i read all of them and change the most of the parts that are written in service manuals.
clean all of the pcb with alcohl and i heated the pcb s with flux.
thanks in advance
wbr
darkeye

willy · 11-28-2002, 16:29

darkeye

1: check sim reader path to CCONT to MAD

2: no network,, check first CCONT all VXX for RF supply , check VCO, check 1th IF, check 13M ,,,,,,, too many thing you have to measure !

Willy

darkeye · 11-29-2002, 02:11

hi willy have you got apicture of these parts (IF,13m)
i cleaned whole pcb. but n success
wbr
darkeye

darkeye · 12-08-2002, 03:47

Quote:

Originally posted by willy
darkeye

1: check sim reader path to CCONT to MAD

2: no network,, check first CCONT all VXX for RF supply , check VCO, check 1th IF, check 13M ,,,,,,, too many thing you have to measure !

Willy

hi willy
how can i measure the points that you said and how can i use the wintesla if i need? could you please help me which tools do i need i am ready to buy all things i need but i dont know which tools are the best and how can i use them on this phones
wbr
darkeye

willy · 12-08-2002, 05:31

Darkeye

you need oscilloscope to measure those low band test point!
and wintesla.. there is RF control for you to setting for RF part !

Willy

Quote:

Originally posted by darkeye
hi willy
how can i measure the points that you said and how can i use the wintesla if i need? could you please help me which tools do i need i am ready to buy all things i need but i dont know which tools are the best and how can i use them on this phones
wbr
darkeye

melsoft · 01-04-2003, 10:55

i need pcb scheme for nokia 7110...where to dld???

11-28-2002, 16:08	#1 (permalink)
darkeye No Life Poster Join Date: Feb 2002 Location: germany Age: 49 Posts: 966 Member: 9584 Status: Offline Thanks Meter: 31	big troubles with 7110 hello friends i have 50 pieces 7110 with different problems can anyone help me 1.problem " insert sim" problem. i change the simreader but nothing changed.although i put a simcard it says " insert sim" 2. No network at all it finds no network (manual search too) 3. it finds by manual search network but if i put a simcard and turn on the phone it finds no network 4. it accepts no flash. i cannot flash the phone.the phone is dead 5.the phone is in "kopfhörer" modus and i cannot chang it from profiles. i cannot hear the partner. 6.it doesnt charge the battery has somebody experience with this troubles. please don`t say me that i should look at the service manuals. i read all of them and change the most of the parts that are written in service manuals. clean all of the pcb with alcohl and i heated the pcb s with flux. thanks in advance wbr darkeye

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11-28-2002, 16:29	#2 (permalink)
willy No Life Poster Join Date: Mar 2000 Location: inside NOKIA phone Age: 58 Posts: 1,677 Member: 1060 Status: Offline Thanks Meter: 10	darkeye 1: check sim reader path to CCONT to MAD 2: no network,, check first CCONT all VXX for RF supply , check VCO, check 1th IF, check 13M ,,,,,,, too many thing you have to measure ! Willy

11-29-2002, 02:11	#3 (permalink)
darkeye No Life Poster Join Date: Feb 2002 Location: germany Age: 49 Posts: 966 Member: 9584 Status: Offline Thanks Meter: 31	hi willy have you got apicture of these parts (IF,13m) i cleaned whole pcb. but n success wbr darkeye

01-04-2003, 10:55	#6 (permalink)
melsoft Registered User Join Date: Apr 2002 Location: in a cozy place Posts: 379 Member: 10672 Status: Offline Thanks Meter: 7	i need pcb scheme for nokia 7110...where to dld???