Need Help toshiba laptop - GSM-Forum

Bigbrothers2000 · 04-20-2007, 00:23

Hi i have a toshiba tecra M4 laptop with bios password,
inside the laptop there is no eeprom
but a flashchip
ST m50fw080 it is a tsop40 flash and i think the password is here written,

can anybody help me out , to unlockthis chip or have anybody a unlocked bin file for this chip please?

best regards

NewJack · 04-20-2007, 13:46

Hey BigBrother

Hope this'll help you a few

8-Mbit (1 Mb ×8, Uniform Block).pdf (445 KB)

Good Luck

Jack

Bigbrothers2000 · 04-20-2007, 15:01

Thank you but need bin file to write or adress for erase bioss password

NewJack · 04-20-2007, 15:12

Would it be any other model type name other than Tecra M4 ?

Jack

Bigbrothers2000 · 04-20-2007, 15:40

It must be M4

ejazkhan9 · 04-20-2007, 15:48

@ Bigbrother2000

i have this toshiba satellite dynabook 2270
problem is not charging
battery is ok mean i powered power supply fan with it

voltage @ unit's output pins ok but still not charging

any solution .....

Bigbrothers2000 · 06-04-2007, 21:38

I read the chip m50fw080 out and dumped,
is 1 mb who can help me find the pass inside, or have a dump from a M4
BR

Dave.W · 06-04-2007, 23:00

you can try write 1MB of 0xFF to the flash then turn on

see what it will do

in the dell laptop, we erase all data in the eeprom IC and it will unlock.

if it fails, atleast you have the backup file

Bigbrothers2000 · 06-04-2007, 23:25

Quote:

Originally Posted by Dave.W

you can try write 1MB of 0xFF to the flash then turn on

see what it will do

in the dell laptop, we erase all data in the eeprom IC and it will unlock.

if it fails, atleast you have the backup file

Yes but by dell it is eeprom,
by this is bios boot everything inside this flash if i write ff then it will not boot and not work anymore

BR

04-20-2007, 00:23	#1 (permalink)
Bigbrothers2000 No Life Poster Join Date: Sep 1999 Location: Europe Age: 51 Posts: 1,378 Member: 487 Status: Offline Thanks Meter: 65	Need Help toshiba laptop Hi i have a toshiba tecra M4 laptop with bios password, inside the laptop there is no eeprom but a flashchip ST m50fw080 it is a tsop40 flash and i think the password is here written, can anybody help me out , to unlockthis chip or have anybody a unlocked bin file for this chip please? best regards

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04-20-2007, 13:46	#2 (permalink)
NewJack Freak Poster Join Date: Mar 2007 Posts: 262 Member: 461058 Status: Offline Thanks Meter: 8	Hey BigBrother Hope this'll help you a few 8-Mbit (1 Mb ×8, Uniform Block).pdf (445 KB) Good Luck Jack

04-20-2007, 15:01	#3 (permalink)
Bigbrothers2000 No Life Poster Join Date: Sep 1999 Location: Europe Age: 51 Posts: 1,378 Member: 487 Status: Offline Thanks Meter: 65	Thank you but need bin file to write or adress for erase bioss password

04-20-2007, 15:12	#4 (permalink)
NewJack Freak Poster Join Date: Mar 2007 Posts: 262 Member: 461058 Status: Offline Thanks Meter: 8	Would it be any other model type name other than Tecra M4 ? Jack

04-20-2007, 15:40	#5 (permalink)
Bigbrothers2000 No Life Poster Join Date: Sep 1999 Location: Europe Age: 51 Posts: 1,378 Member: 487 Status: Offline Thanks Meter: 65	It must be M4

04-20-2007, 15:48	#6 (permalink)
ejazkhan9 No Life Poster Join Date: Mar 2005 Location: Pakistan Posts: 1,268 Member: 131118 Status: Offline Thanks Meter: 40	@ Bigbrother2000 i have this toshiba satellite dynabook 2270 problem is not charging battery is ok mean i powered power supply fan with it voltage @ unit's output pins ok but still not charging any solution .....

06-04-2007, 21:38	#7 (permalink)
Bigbrothers2000 No Life Poster Join Date: Sep 1999 Location: Europe Age: 51 Posts: 1,378 Member: 487 Status: Offline Thanks Meter: 65	I read the chip m50fw080 out and dumped, is 1 mb who can help me find the pass inside, or have a dump from a M4 BR

06-04-2007, 23:00	#8 (permalink)
Dave.W No Life Poster Join Date: Nov 2001 Location: England Age: 41 Posts: 2,821 Member: 7653 Status: Offline Thanks Meter: 823	you can try write 1MB of 0xFF to the flash then turn on see what it will do in the dell laptop, we erase all data in the eeprom IC and it will unlock. if it fails, atleast you have the backup file