mars mt50 hard to power on ?? - GSM-Forum

Lenny(r) · 04-21-2003, 08:58

Hello,
I have one MT-50 with strange problem.
Phone power on onhly after enter test mode (with programs), and after remouve batery cannot power on display after sand clock shows "contact provider" . I flash and upload ee but without succsess.
Any ideas are welcome

WBR LEnny

Raklm · 04-21-2003, 10:01

phisicaly eeprom dammaged
replace with new one

flash it and write good dummp of eeprom
99% must work

BR
Rak|m

Lenny(r) · 04-21-2003, 13:08

Thx to replay
eeprom is mbga type ST
can i replace with normal 93256

Danchik · 04-21-2003, 14:03

Replace it with at25256

04-21-2003, 08:58	#1 (permalink)
Lenny(r) Junior Member Join Date: Sep 2002 Location: EU Age: 51 Posts: 20 Member: 16087 Status: Offline Thanks Meter: 0	mars mt50 hard to power on ?? Hello, I have one MT-50 with strange problem. Phone power on onhly after enter test mode (with programs), and after remouve batery cannot power on display after sand clock shows "contact provider" . I flash and upload ee but without succsess. Any ideas are welcome WBR LEnny

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04-21-2003, 10:01	#2 (permalink)
Raklm No Life Poster Join Date: Aug 2001 Location: Roma Age: 49 Posts: 4,481 Member: 5926 Status: Offline Thanks Meter: 275	phisicaly eeprom dammaged replace with new one flash it and write good dummp of eeprom 99% must work BR Rak\|m

04-21-2003, 13:08	#3 (permalink)
Lenny(r) Junior Member Join Date: Sep 2002 Location: EU Age: 51 Posts: 20 Member: 16087 Status: Offline Thanks Meter: 0	Thx to replay eeprom is mbga type ST can i replace with normal 93256

04-21-2003, 14:03	#4 (permalink)
Danchik No Life Poster Join Date: Jun 2001 Location: Moscow Age: 40 Posts: 730 Member: 5014 Status: Offline Thanks Meter: 0	Replace it with at25256