|
|
 |
|
Welcome to the GSM-Forum forums. You are currently viewing our boards as a guest which gives you limited access to view most discussions and access our other features. Only registered members may post questions, contact other members or search our database of over 8 million posts. Registration is fast, simple and absolutely free so please - Click to REGISTER! If you have any problems with the registration process or your account login, please contact contact us . |
| |||||||
| Register | FAQ | Donate | Forum Rules | Root any Device | ★iPhone Unlock★ | ★ Direct Codes ★ | Direct Unlock Source |
| Nokia Repair Guide and FAQ Common Nokia Hardware Problems and Tutorials, EXE packages and Schematics |
 |
| | LinkBack | Thread Tools | Display Modes |
07-07-2007, 22:42
| #1 (permalink) |
| Freak Poster  Join Date: May 2006 Location: mumbai..9892136479
Posts: 259
Member: 275451 Status: Offline Thanks Meter: 84 | network problem solved in 24 hrs |
 |
| The Following 10 Users Say Thank You to as_ji For This Useful Post: |
|
07-07-2007, 22:47
| #2 (permalink) |
| Freak Poster Join Date: May 2006 Location: mumbai..9892136479
Posts: 259
Member: 275451 Status: Offline Thanks Meter: 84 | 1st write latest mcu ,PPM; then write good Pm file. If OK, good otherwise go to 2nd step Search networks manually and then post me ur results... |
| |
| The Following 3 Users Say Thank You to as_ji For This Useful Post: |
|
08-05-2007, 13:00
| #10 (permalink) |
| Freak Poster Join Date: Jan 2006 Location: karachi,pakistan Age: 42
Posts: 155
Member: 218793 Status: Offline Thanks Meter: 29 | i have 6030 when i search manual network its say no operator found plz help |
| |
| The Following User Says Thank You to syedqurat For This Useful Post: |
|
08-05-2007, 15:16
| #11 (permalink) | |
| Insane Poster Join Date: Aug 2006
Posts: 70
Member: 330614 Status: Offline Thanks Meter: 8 | Quote:
| |
| |
| The Following User Says Thank You to t4tayo For This Useful Post: |
|
08-05-2007, 23:25
| #12 (permalink) | |
| Freak Poster Join Date: May 2006 Location: mumbai..9892136479
Posts: 259
Member: 275451 Status: Offline Thanks Meter: 84 | hi bro Quote:
| |
| |
| The Following 3 Users Say Thank You to as_ji For This Useful Post: |
|
08-05-2007, 23:27
| #13 (permalink) | |
| Freak Poster Join Date: May 2006 Location: mumbai..9892136479
Posts: 259
Member: 275451 Status: Offline Thanks Meter: 84 | hi brother Quote:
1st write latest mcu ,PPM; then write good Pm file. If OK, otherwise go to 2nd step{Search networks manually ,if it shows all networks, then fault and cannot register then its fault of gsm,dcs,pcs amp...IF it does not search any network then ist you reflow PA and also make ant.sw jumper.. Now cheque the network. If it is O.K. Otherwise Filters, c&L&R.. Learn Here How To Service Network Problems -------------------------------------------------------------------------------- there are two sections in network: 1, Rx section. 2, Tx section. all bros plz use manual searching in mobile phone, testing for Rx section and Tx section. HOW TO FIND WHICH SECTION IS FAULT Tx (or) Rx? Testing Rx section use manual search for Testing Rx section, after searching Rx section good condition means it shows network list like Airtel, hutch, (or) any other network list in your area, If Rx section bad condition after searching it shows NO NETWORK FOUND 1, after searching it shows network list means Rx section is ok. 2, after searching it shows NO NETWORK FOUND or some networks missing means Rx section is faulty. Testing Tx section Use manual search for testing Tx section, after searching it shows network list, then you can choose your simcard network, if Tx section is good condition it shows HOME NETWORK SELECTED, if Tx section is fault it shows NO ACCESS. 1, after selecting network it shows HOME NETWORK SELECTED means Tx section is ok. 2, after selected network it shows NO ACCESS means Tx section is fault. Information of Rx section components and ics nokia dct-3 tech 1, antenna switch 2, RF IC ( Hagar ic ) 3, AUDIO IC ( cobba ic) 4, crystal oscillator 5, filters 6, VCO (voltage control oscillator) Information of Tx section components and ics nokia dct-3 tech 1, PF IC (PA IC) Information of Rx section components and ics nokia dct-4 tech 1, antenna switch 2, filters 3, RF IC 4, crystal oscillator 5, VCO (voltage control oscillator) 6, UEM IC Information of Tx section components and ics nokia dct-4 tech 1, PF IC (PA IC) HOW TO SERVICE Rx SECTION FAULT ? Solution for Rx section no network found fault nokia dct-3 technolagy 1,clean the pcb well and Rehot (if not ok follow one by one solutions) 1, give antenna switch jumper 2, Rehot the RF IC 3, Rehot the AUDIO IC 4, Reball the RF IC 5, change the RF IC 6, change the AUDIO IC 7, change the crystal oscillator Solution for Rx section NO NETWORK FOUND fault nokia dct-4 technology 1, clean the pcb well and Rehot (if not ok follow one by one solutions) 2, give antenna switch jumper 3, Reheat the RF IC 4, change the crystal oscillator 5, Reball the RF IC 6, change the RF IC 7, Change filters HOW TO SERVICE Tx SECTION FAULT ? Solution for Tx section NO ACCESS fault nokia dct-3 technolagy 1, Change the PF IC Solution for Tx section NO ACCESS fault nokia dct-4 technolagy 1, Change the PF IC SOLUTION FOR OTHER NETWORK FUALT Solution for low network coverage, all models 1, give jumper from antenna contact to cabinet antenna 2, change the antenna switch Solution for dct-3 technology When switch on the mobile it shows full network after few seconds its goas down 1, flash - Rebuild ime - UI settings (if not ok follow 2nd solution) 2, check the track from battery +ve point to PA IC, if track is ok then change the good PF IC. Solution for dct-4 technology When switch on the mobile it shows full network after few seconds its goas down 1, write good pm file (if not ok follow 2nd solution) 2, change the PF IC, if still the problem same check the PF power track to battery +ve point | |
| |
| The Following 27 Users Say Thank You to as_ji For This Useful Post: |
|
08-05-2007, 23:28
| #14 (permalink) | |
| Freak Poster Join Date: May 2006 Location: mumbai..9892136479
Posts: 259
Member: 275451 Status: Offline Thanks Meter: 84 | hi bro Quote:
| |
| |
| The Following 2 Users Say Thank You to as_ji For This Useful Post: |
|
08-05-2007, 23:29
| #15 (permalink) | |
| Freak Poster Join Date: May 2006 Location: mumbai..9892136479
Posts: 259
Member: 275451 Status: Offline Thanks Meter: 84 | hi bro Quote:
| |
| |
| The Following 3 Users Say Thank You to as_ji For This Useful Post: |
|
| Bookmarks |
| |
Similar Threads | ||||
| Thread | Thread Starter | Forum | Replies | Last Post |
| Iphone hardware and software solutions in 24 hrs | mobitech servic | iPhone, iPad, iPod Hardware Repair | 6662 | 10-05-2023 12:18 |
| any mobile or computer problem solve in 24 hours free . | sindhi kanu | Nokia Base Band 5 ( BB-5 ) | 11 | 12-01-2010 16:50 |
| MT box SonyEricsson problem solved in 24 hor | gopalhot | Sony Ericsson Hardware Repair | 9 | 06-13-2009 19:49 |
| Post urs problem here solves in 24 hrs by Javajohn | Javajohn | Nokia Hardware & Hardware Repair | 92 | 06-17-2006 07:43 |
|
|
Linear Mode
