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Equipment Repairs => LCD TV forum => Topic started by: astracat on May 17, 2011,15:19:07

Title: techwood 28832
Post by: astracat on May 17, 2011,15:19:07

hi all
have above tv with2 faults first inverter problem fixed that f1 o/c
second no sound on digital looks like eprom fault had to replace c863 5v supply {o/c}
mainboard 1s a 17mb12-3.
require eprom dump or eprom chip already loaded can anyone help?
or cheap main board
thanx
astracat

Title: Re: techwood 28832
Post by: Turnip on May 18, 2011,11:36:41

Hi A/Cat,

Think I have a 17MB12-2 kicking about from a screen smash - don't know if similar but here's a piccy - Chris

Title: Re: techwood 28832
Post by: astracat on May 18, 2011,15:09:57

hi turnip
looks similar what screen it comes from need it for sammy 26 inch screen in techwood tv
if so how much
astracat

Title: Re: techwood 28832
Post by: Turnip on May 19, 2011,13:10:28

Hi A/Cat,

It's from screen smash Acoustic Solutions LCD32762HDF - Chris.

Title: Re: techwood 28832
Post by: astracat on May 20, 2011,14:56:03

hi turnip
thanx for reply but not sure whether it will work on a chimei 26inch screen?
do you know what service settings are for this board?
astracat

Title: Re: techwood 28832
Post by: astracat on May 24, 2011,16:55:13

hi all
anyone know what service settings are on these tv,s  main board 17mp12-3 v2
or where to buy programmed eprom chip
need to get digital sound set to uk .its stuck on bg instead of i originally 5v went haywire corrupting its eprom
thanx for looking
astracat

Title: Re: techwood 28832 message for turnip
Post by: astracat on June 01, 2011,14:27:14

hi
do you still have that 17mb12-2 board if so how much do you want for it .
it looks similar probably worth a try . dont forget to let me know where to send p/order
thanx
astracat

Title: Re: techwood 28832
Post by: daz on June 28, 2011,08:46:03

hi astracat
its a bit late but here is a dump from a 17mb12-3 v2 techwood 26832 i have in for repair, digi box locks up after 2 seconds, quite sure its not the eeprom causing the fault, but if you could post a dump for the eeprom you have i could make sure.
thanks
daz

Title: Re: techwood 28832
Post by: astracat on June 28, 2011,16:14:02

hi daz
just replaced eprom reader origina went caput .problem at moment it doesnt like win7 but as soon as i get it running i will send contents to your email
regards
astracat