7210 Keyboard error - GSM-Forum

BVC-PROJECT · 06-01-2005, 22:51

On these Nokia brand I can only use power button and thats all.All ather buttons (buttons for volume and keybord buttons) dont work.I was refloated with hot air but error still remain.
Litle help please.

watari31 · 06-02-2005, 07:34

try to remove the two volume switch.. and test it if the other keypads work!!! if it works replaced the volume switches!!! try it mate post for result pls!! gud luck mate...

Yoda_Brno · 06-03-2005, 06:20

poles between volume switches not have to be continous. If they are u have to change them. If switches are ok, u have to reflow/change Z??? (dont know marking for 7210, in 6310i it is Z300 in 6600 it is Z141 and Z142) EMI filter.

kardelen gsm · 06-03-2005, 10:39

hi

check board connector and change Z300..regards

BVC-PROJECT · 06-03-2005, 11:15

Quote:

Originally Posted by watari31

try to remove the two volume switch.. and test it if the other keypads work!!! if it works replaced the volume switches!!! try it mate post for result pls!! gud luck mate...

Thanks Vatari31,your solution works.I was replaced volume switch and Nokia works well.
BR.

kassir · 06-05-2005, 23:22

Quote:

Originally Posted by BVC-PROJECT

On these Nokia brand I can only use power button and thats all.All ather buttons (buttons for volume and keybord buttons) dont work.I was refloated with hot air but error still remain.
Litle help please.

i'll try watari31 hint, thanx

watari31 · 06-06-2005, 07:11

Quote:

Originally Posted by BVC-PROJECT

Thanks Vatari31,your solution works.I was replaced volume switch and Nokia works well.
BR.

cool!!! that's the idea before replacing part!!!
also work on 6610, 6100, 7250, and other phone!!!
likewise thank no prob!!!

06-01-2005, 22:51	#1 (permalink)
BVC-PROJECT Freak Poster Join Date: Dec 2003 Location: Croatia Age: 54 Posts: 421 Member: 45796 Status: Offline Thanks Meter: 13	7210 Keyboard error On these Nokia brand I can only use power button and thats all.All ather buttons (buttons for volume and keybord buttons) dont work.I was refloated with hot air but error still remain. Litle help please.

06-02-2005, 07:34	#2 (permalink)
watari31 No Life Poster Join Date: Apr 2005 Location: brunei Posts: 1,312 Member: 141262 Status: Offline Thanks Meter: 348	elo mate!!! try to remove the two volume switch.. and test it if the other keypads work!!! if it works replaced the volume switches!!! try it mate post for result pls!! gud luck mate...

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06-03-2005, 06:20	#3 (permalink)
Yoda_Brno Freak Poster Join Date: Sep 2003 Location: Czech Rep. Age: 43 Posts: 348 Member: 40423 Status: Offline Thanks Meter: 5	poles between volume switches not have to be continous. If they are u have to change them. If switches are ok, u have to reflow/change Z??? (dont know marking for 7210, in 6310i it is Z300 in 6600 it is Z141 and Z142) EMI filter.