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Need main board for Hitachi trk-8080

devoltoni - 2009-03-04 10:52

If any of you guys got a trk8080 for parting out, tel me.

thanks.

sinister - 2009-03-04 16:56

i might have it. can you post a pic of it so i can match it up

devoltoni - 2009-03-05 02:11

Hi sinister,

Here the pics:


sinister - 2009-03-05 14:47

the board i have is slightly different


devoltoni - 2009-03-06 03:25

What is? Confused

Hmm

If its 8080, I don't understand how is possible, same model with that big differences?

I think that your board will don't pass on mine plastic shanks.

superduper - 2009-03-07 21:44

If you think THAT is weird, then let me just say that MINE looks like a cross between these 2 boards. I THOUGHT the schematic in the service manual looked funny when I tried to diagnose mine, guess they have many variants of this model. Yours must be a european version because of the DIN input/outputs. Mine has in/outs like the one "sinister" has, with RCA ins/outs.

What's wrong with yours? Why not repair it?

sinister - 2009-03-07 22:49

i have an 8180

devoltoni - 2009-03-08 05:13

The two IC's was blown up and who knows what else was gone, that why I've thought to search for another board.


I don't know whether this IC's is a special model for trk 8080 or these is some standardised IC's.
As you can see I can't reading all symbol because surface is impairing.

Stormin@: Maybe you can help me, if you chek on the service manual, what number and symbol got these IC's and post here, then I'll try to repair board.

Sinister@: Thanks for trying to help, obviously is many diferences between 8080 and 8180.

metad - 2009-03-21 06:54

devol-toni, these chips are TBA810S.H,
sharp 9191, 9292 have the same Hitachi IC's.
i believe you can find replacement from another IC manufacturer.

devoltoni - 2009-03-21 16:26

Thank you very much metad, for your answer and information. Smile

Probably will be easier now to find replacement for this chips.