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Thread ID: 97215 2009-02-07 22:23:00 Unable to read display on stereo Morgenmuffel (187) PC World Chat
Post ID Timestamp Content User
745897 2009-02-07 22:23:00 Ok we have an ancient stereo, and ever since i can remember we have been unable to read the lcd display, (it was my wifes before we got hitched) anyway i had assumed the whole LCD unit was stuffed, however on shining a torch at the LCD display I was able to watch the characters change as i pressed various buttons.

I realise the cost of getting it repaired is going to be prohibitive, but is there a way to replace the backlight, or justmake the lcd visible as navigating the menu is done via the ear at the moment, and i am sick of spending 10 mins trying to find a radio station that works/is in English/and isn't God Squad.

This is the exact same system (www.trademe.co.nz) (and seems to have the same issue)

Cheers
Morgenmuffel (187)
745898 2009-02-08 05:58:00 My brother-in-law at his audio/video shop replaces them all the time. The back-lights, that is. They are pretty common even at Radio Shack here in the States.

Hey! I just noticed that I have a drawer full of Nixies if you want them too.
SurferJoe46 (51)
745899 2009-02-08 06:00:00 but is there a way to replace the back light, or just make the lcd visible

Cheers

Shine a torch on it.....
Metla (12)
745900 2009-02-08 06:13:00 Plenty of cheap systems about,so take the bull by the horns.

Just remember we live in a throw away society.
Cicero (40)
745901 2009-02-08 22:09:00 My brother-in-law at his audio/video shop replaces them all the time. The back-lights, that is. They are pretty common even at Radio Shack here in the States.
Are they cheap, and what is the correct term as I can't find the damn things anywhere online


Hey! I just noticed that I have a drawer full of Nixies if you want them too. I had to look that up, as to me Nixie are a type of mermaid, and i was wondering why you had a drawer of them



Shine a torch on it.....
Yea but then I have to keep buying batteries


Plenty of cheap systems about,so take the bull by the horns.

Just remember we live in a throw away society.
I am thinking that way, however the system works fine, it's just you can't see what you are doing, and as i am currently picking up oncall shifts at a certain shop where I get to where a bright red uniform to make ends meet, I really don't want to spend too much money
Morgenmuffel (187)
745902 2009-02-08 22:13:00 Yea but then I have to keep buying batteries


Silliness aside, I have a small torch with a crank handle on it, Its damn handy.
Metla (12)
745903 2009-02-08 22:59:00 Unfortunately LCDs don't use backlights, they rely on ambient light. The principal exception is alarm clocks which do use lamps so that you can check the time at night when its dark, but that is usually a push-button function.

Unless your machine did have a light (very rare) and you remember it shining there, the problem is either in the LCD driver electronics or the LCD itself so you'll probably have to stick to the torch. Loss of contrast is a common LCD failure mode and from your TM example it seems to be an issue with that model. Was it coloured when it was readable?

Cheers

Billy 8-{)
Billy T (70)
745904 2009-02-08 22:59:00 Move one of the other LED lights to the back of the LCD display SolMiester (139)
745905 2009-02-10 23:03:00 Dick Smith have a "Grain of Wheat" bulb 12V 50Ma with pigtail leads 84C each. I have repaired several sound systems with these

Regards Stuart
StuartR (6739)
745906 2009-02-11 01:04:00 Silliness aside, I have a small torch with a crank handle on it, Its damn handy.
The missus has one of those but no matter how hard or long she cranked the bluddy motor still wouldn't start! Must be made in China I think?
fnphoto (2434)
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