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| Nokia Hardware & Hardware Repair all what you need for Hardware Repairing for Nokia Phones. Before writing any thread here try to check the Frequently Asked Questions Section. |
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04-18-2004, 04:15
| #1 (permalink) |
| Freak Poster   Join Date: Nov 2002 Location: Egypt
Posts: 320
Member: 17675 Status: Offline Thanks Meter: 18 |  B200 problem i try this method and the phone is still runing of course slow ringtone but it work fine and able to flash and power on Why if phone is dead we replace it to power on again? what is the function of B200 " in case the phone is dead " ? Thanks |
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04-19-2004, 18:50
| #2 (permalink) |
| No Life Poster  Join Date: Sep 2003 Age: 66
Posts: 807
Member: 39601 Status: Offline Thanks Meter: 13 | B200 is the " sleep mode clocker " of the phone it works at the time of no use of the phone for data refreshment rithm but at lower speed ( for energy saving ), If U read any full service manuall ( specially the baseband section ) U'll find it well explained , also U have to do further searshing on the forum if U still need additional infos. Regards Br |
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04-19-2004, 20:32
| #3 (permalink) |
| No Life Poster Join Date: Mar 2000 Location: inside NOKIA phone Age: 58
Posts: 1,677
Member: 1060 Status: Offline Thanks Meter: 10 | It is clock for your CCONT once you put battery, then it use 2 gates of CCONT to work for 32.768khz ! when phone into "sleep" mode, then 26Mhz also sleep ! phone need 32.768K to keep a clock to work for wake up MCU ! see, it is NEEDED ! regards Willy |
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04-20-2004, 05:27
| #4 (permalink) |
| Freak Poster Join Date: Nov 2002 Location: Egypt
Posts: 320
Member: 17675 Status: Offline Thanks Meter: 18 |  Thanks Thanks for information Medz and Willy that mean the MCU wake up "work" from B200 in case of phone off what is the function of it to power the phone or not in case of B200 existing the phone power on in case of B200 remove the phone power on what is the difference? thanks for help |
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04-20-2004, 05:43
| #5 (permalink) |
| No Life Poster Join Date: May 2001 Location: Bulgaria Age: 56
Posts: 4,796
Member: 4627 Status: Offline Sonork: 57528:debeliamark Thanks Meter: 1,034 | Try to use 3310 without 32kHz quartz  - you will get no only slow tones, but also jumping network, and also other (de)effects ... |
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04-20-2004, 05:51
| #6 (permalink) |
| Freak Poster Join Date: Nov 2002 Location: Egypt
Posts: 320
Member: 17675 Status: Offline Thanks Meter: 18 | I know slow ringtons and network problem is exist by remove B200 but it does not effect the power on behavior the phone is still power on but i ask in many service manual and also in forum if the phone is not power on it is one of the problem "B200" Why? Thanks for reply |
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