UN46C7000 LED bricked with service menu (changed the model)

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gotchinezcki
Posts: 9
Joined: Sat Sep 22, 2012 1:41 am

UN46C7000 LED bricked with service menu (changed the model)

Post by gotchinezcki »

Hi guys, I changed in the service menu the model of my tv (UN46C7000) and now I can't do anything. It turns on and off by itself and I think the only solution is to reset the eeprom but I don't know where is it.. here are some pictures of the main board, hopefully someone can help me find it.

http://i1110.photobucket.com/albums/h44 ... 6a5e08.jpg
http://i1110.photobucket.com/albums/h44 ... 019edb.jpg
http://i1110.photobucket.com/albums/h44 ... f1eb08.jpg

Thx!!
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juusso
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Re: UN46C7000 LED bricked with service menu (changed the mod

Post by juusso »

It is hard to see, but i bet for those two. I`m not 100 percent sure.
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oga83
Posts: 268
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Location: France

Re: UN46C7000 LED bricked with service menu (changed the mod

Post by oga83 »

I agree, it's hard to see...
I think that the yellow circled chip is the best candidate, as pin 5 (sda) seems to be grounded on the red one.
All other 8-pin chips don't seem to have good connections for an eeprom.
Nothing on the other side ?
Also try to read the refs on the chips
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nobody
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Re: UN46C7000 LED bricked with service menu (changed the mod

Post by nobody »

Did you try to enter service menu again using a remote (IR) ? Probably a soft reset + ir "factory remote" could help.
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juusso
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Re: UN46C7000 LED bricked with service menu (changed the mod

Post by juusso »

SOmetimes, if you can set TV to standBy (blindy), you can take spoonlight and check is smth is going on TV or not. People reported they were able to see service menus...
LE40B653T5W,UE40D6750,UE65Q8C
Have questions? Read SamyGO Wiki, Search on forum first!
FFB (v0.8), FFB for CI+ . Get root on: C series, D series, E series, F series, H series. rooting K series, exeDSP/exeTV patches[C/D/E/F/H]

DO NOT EVER INSTALL FIRMWARE UPGRADE
gotchinezcki
Posts: 9
Joined: Sat Sep 22, 2012 1:41 am

Re: UN46C7000 LED bricked with service menu (changed the mod

Post by gotchinezcki »

First of all thanks to all for your help, i will try all the solutions that you've given me and I'll be back to comment if i was successful... also here are some pictures of the other side of the main board there are two eight pin chips
http://i1110.photobucket.com/albums/h44 ... 9203ed.jpg
http://i1110.photobucket.com/albums/h44 ... f603c8.jpg

again, thank you all!
oga83
Posts: 268
Joined: Sun Mar 18, 2012 10:11 pm
Location: France

Re: UN46C7000 LED bricked with service menu (changed the mod

Post by oga83 »

The one on picture BN94-02757A-BOTTOM1_zps299203ed is not an eeprom (SDA and SCL would be grounded)
The other one could be, but I cannot read its reference to confirm
gotchinezcki
Posts: 9
Joined: Sat Sep 22, 2012 1:41 am

Re: UN46C7000 LED bricked with service menu (changed the mod

Post by gotchinezcki »

oga83 wrote:The one on picture BN94-02757A-BOTTOM1_zps299203ed is not an eeprom (SDA and SCL would be grounded)
The other one could be, but I cannot read its reference to confirm

Ok.. I'll try to take clearer pictures of the chips and post them A.S.A.P., what's the reference that I'll should be looking for?
oga83
Posts: 268
Joined: Sun Mar 18, 2012 10:11 pm
Location: France

Re: UN46C7000 LED bricked with service menu (changed the mod

Post by oga83 »

Something like 24C512 or S24Cxxx
gotchinezcki
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Joined: Sat Sep 22, 2012 1:41 am

Re: UN46C7000 LED bricked with service menu (changed the mod

Post by gotchinezcki »

oga83 wrote:Something like 24C512 or S24Cxxx
I've found one that says: S24CS0, i've tried to short the 5th and 6th pins but nothing happens.. all other 8 pin chips start with Z something...

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