Recieved tv guy messed with the fine tuning

P

Pupupuputter

Audiophyte
I was given a old 50 inch hitachi tv it is a projection tv and the guy took off front panel and messed with the like 30 fine tuning screws is there any easy way to get everything back in order. It is a hitachi 50DX01B
 
mtrycrafts

mtrycrafts

Seriously, I have no life.
I was given a old 50 inch hitachi tv it is a projection tv and the guy took off front panel and messed with the like 30 fine tuning screws is there any easy way to get everything back in order. It is a hitachi 50DX01B
Welcome to AH.

WOW, it will not be cheap as you probably need a pro with the right test gear to calibrate it properly. Also, some manual what all those adjustments do as an older projector may not be familiar to calibrators.
May want to call the company's tech side and see if they can realign it and how much.
Good luck.
 
BMXTRIX

BMXTRIX

Audioholic Warlord
This is a VERY old CRT rear projection television that is not high definition. It is not worth spending any time or money on it if the image is unusable at this point. The dials and knobs should only be adjusted by a professional who knows what they are for and there is no 'zero' or 'reset' button. That's what digital displays do. CRT is a analog display format and the knobs and dials adjust all alignment.

You certainly are free to play with those dials and knobs as you are unlikely to hurt anything and you may be able to get things to look better than they do now. You should search up YouTube for information about alignment, convergence, and adjustments of CRT projectors. Front and rear projection should have similar setup procedures, but every manufacturer will be different about what they offer and setup.

It has been about 17 years since I pulled my CRT projector off my ceiling. It has been a good decade or more since CRT production was stopped completely.
 

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