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Electronics Repair (sci.electronics.repair) Discussion of repairing electronic equipment. Topics include requests for assistance, where to obtain servicing information and parts, techniques for diagnosis and repair, and annecdotes about success, failures and problems. |
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#1
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Hi, we have a 19" Panasonic tv, only a few years old, and it's remote
doesn't work. I wrote to the company, and they told me to remove all the batteries, push every button to 'reset' the remote and try it again. Nothing changed. Anyone have any advice? AND if I need to buy a new remote, any recommendations? Thanks, Chas |
#2
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![]() "Chas12" wrote in message ... Hi, we have a 19" Panasonic tv, only a few years old, and it's remote doesn't work. I wrote to the company, and they told me to remove all the batteries, push every button to 'reset' the remote and try it again. Nothing changed. Anyone have any advice? AND if I need to buy a new remote, any recommendations? Thanks, Chas If you've got a camcorder, or digital camera with lcd screen, try pointing the remote into the lens and pushing a button on it. The infra red emitted by the remote, is clearly visible to the camera's pickup, but not to your naked eye. If you see a flashing light on the front of the remote, in your camera's viewfinder, better than 90% chance that the remote itself is working. If it's not working, worth getting it to bits to have a look. This can be tricky as often, they are clipped together. A very thin lever, such as a modelling scalpel, is usually helpful to work around the crack, locating the clips, and springing them by twisting. Once inside, look for fractured joints on the battery connector springs, the infra red LED legs, the electrolytic buffer cap often found across the battery supply, and if it's not a surface mount type, the clock crystal or ceramic resonator. All of these are common failing points in remotes, caused largely, I suspect, by it being repeatedly dropped on the floor, and tossed from person to person ... Arfa |
#3
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See the IR Remote Repair Guide at the site bellow.
--- sam | Sci.Electronics.Repair FAQ: http://www.repairfaq.org/ Repair | Main Table of Contents: http://www.repairfaq.org/REPAIR/ +Lasers | Sam's Laser FAQ: http://www.repairfaq.org/sam/lasersam.htm | Mirror Sites: http://www.repairfaq.org/REPAIR/F_mirror.html Important: Anything sent to the email address in the message header above is ignored unless my full name AND either lasers or electronics is included in the subject line. Or, you can contact me via the Feedback Form in the FAQs. "Arfa Daily" writes: "Chas12" wrote in message ... Hi, we have a 19" Panasonic tv, only a few years old, and it's remote doesn't work. I wrote to the company, and they told me to remove all the batteries, push every button to 'reset' the remote and try it again. Nothing changed. Anyone have any advice? AND if I need to buy a new remote, any recommendations? Thanks, Chas If you've got a camcorder, or digital camera with lcd screen, try pointing the remote into the lens and pushing a button on it. The infra red emitted by the remote, is clearly visible to the camera's pickup, but not to your naked eye. If you see a flashing light on the front of the remote, in your camera's viewfinder, better than 90% chance that the remote itself is working. If it's not working, worth getting it to bits to have a look. This can be tricky as often, they are clipped together. A very thin lever, such as a modelling scalpel, is usually helpful to work around the crack, locating the clips, and springing them by twisting. Once inside, look for fractured joints on the battery connector springs, the infra red LED legs, the electrolytic buffer cap often found across the battery supply, and if it's not a surface mount type, the clock crystal or ceramic resonator. All of these are common failing points in remotes, caused largely, I suspect, by it being repeatedly dropped on the floor, and tossed from person to person ... Arfa |
#4
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On Sat, 4 Feb 2006 03:20:41 -0500, "Chas12"
wrote: Hi, we have a 19" Panasonic tv, only a few years old, and it's remote doesn't work. I wrote to the company, and they told me to remove all the batteries, push every button to 'reset' the remote and try it again. Nothing changed. Anyone have any advice? AND if I need to buy a new remote, any recommendations? Thanks, Chas You have to se if a signal is been transmitted.Buy an infa-red sensor they are cheap and you will see if a signal is coming out of the remote. If it's not and the batterires are new,clean the terminal contacts,if nothing ditch it,remotes are cheap,even a univeral one will get the job done. |
#5
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![]() Seafarer wrote: On Sat, 4 Feb 2006 03:20:41 -0500, "Chas12" wrote: Hi, we have a 19" Panasonic tv, only a few years old, and it's remote doesn't work. I wrote to the company, and they told me to remove all the batteries, push every button to 'reset' the remote and try it again. Nothing changed. Anyone have any advice? AND if I need to buy a new remote, any recommendations? Thanks, Chas You have to se if a signal is been transmitted.Buy an infa-red sensor they are cheap and you will see if a signal is coming out of the remote. If it's not and the batterires are new,clean the terminal contacts,if nothing ditch it,remotes are cheap,even a univeral one will get the job done. Hi... Save you the price and trouble of buying an infra red detector if you (or a friend) happens to have a digital camera ![]() Just hold the remote control pointed at the camera, press one of the buttons, and you'll clearly see the effect on the camera's lcd screen. Take care. Ken |
#6
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![]() "Ken Weitzel" wrote in message news:Ip6Ff.429843$2k.32784@pd7tw1no... Seafarer wrote: On Sat, 4 Feb 2006 03:20:41 -0500, "Chas12" wrote: Hi, we have a 19" Panasonic tv, only a few years old, and it's remote doesn't work. I wrote to the company, and they told me to remove all the batteries, push every button to 'reset' the remote and try it again. Nothing changed. Anyone have any advice? AND if I need to buy a new remote, any recommendations? Thanks, Chas You have to se if a signal is been transmitted.Buy an infa-red sensor they are cheap and you will see if a signal is coming out of the remote. If it's not and the batterires are new,clean the terminal contacts,if nothing ditch it,remotes are cheap,even a univeral one will get the job done. Hi... Save you the price and trouble of buying an infra red detector if you (or a friend) happens to have a digital camera ![]() Just hold the remote control pointed at the camera, press one of the buttons, and you'll clearly see the effect on the camera's lcd screen. Take care. Ken Why does no one read the whole thread ??? Arfa |
#7
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![]() "Arfa Daily" wrote in message ... "Ken Weitzel" wrote in message news:Ip6Ff.429843$2k.32784@pd7tw1no... Seafarer wrote: On Sat, 4 Feb 2006 03:20:41 -0500, "Chas12" wrote: Hi, we have a 19" Panasonic tv, only a few years old, and it's remote doesn't work. I wrote to the company, and they told me to remove all the batteries, push every button to 'reset' the remote and try it again. Nothing changed. Anyone have any advice? AND if I need to buy a new remote, any recommendations? Thanks, Chas You have to se if a signal is been transmitted.Buy an infa-red sensor they are cheap and you will see if a signal is coming out of the remote. If it's not and the batterires are new,clean the terminal contacts,if nothing ditch it,remotes are cheap,even a univeral one will get the job done. Hi... Save you the price and trouble of buying an infra red detector if you (or a friend) happens to have a digital camera ![]() Just hold the remote control pointed at the camera, press one of the buttons, and you'll clearly see the effect on the camera's lcd screen. Take care. Ken Why does no one read the whole thread ??? Arfa It's all this bottom posting :-) -- Regards ......... Rheilly Phoull |
#8
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![]() "Rheilly Phoull" wrote in message ... "Arfa Daily" wrote in message ... "Ken Weitzel" wrote in message news:Ip6Ff.429843$2k.32784@pd7tw1no... Seafarer wrote: On Sat, 4 Feb 2006 03:20:41 -0500, "Chas12" wrote: Hi, we have a 19" Panasonic tv, only a few years old, and it's remote doesn't work. I wrote to the company, and they told me to remove all the batteries, push every button to 'reset' the remote and try it again. Nothing changed. Anyone have any advice? AND if I need to buy a new remote, any recommendations? Thanks, Chas You have to se if a signal is been transmitted.Buy an infa-red sensor they are cheap and you will see if a signal is coming out of the remote. If it's not and the batterires are new,clean the terminal contacts,if nothing ditch it,remotes are cheap,even a univeral one will get the job done. Hi... Save you the price and trouble of buying an infra red detector if you (or a friend) happens to have a digital camera ![]() Just hold the remote control pointed at the camera, press one of the buttons, and you'll clearly see the effect on the camera's lcd screen. Take care. Ken Why does no one read the whole thread ??? Arfa It's all this bottom posting :-) -- Regards ......... Rheilly Phoull It's all the people who don't understand that top posting and cutting and snipping screws up the legibility of the thread. People should take the time and trouble to read the whole thread so far, before just sticking in their two penn'orth and duplicating stuff that's already been said ... d;~} Arfa |
#9
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A very thin lever, such as a
modelling scalpel, is usually helpful to work around the crack, locating the clips, and springing them by twisting. I use a thin propeller blade (nylon is the best) from the hobby shop for this. I have it cut in different pieces to slip under the seam and pop the snap togethers. I would also carefully check the battery connectors esp. where it connects to the board. Also some of the Panasonic battery connectors can get flattened in the battery box. These can be pried out to restore the connection. These often look like a spiral. Richard |
#10
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Maybe some of us don't want to have to scroll down through the entire post
400 times to read the relplies. It's all the people who don't understand that top posting and cutting and snipping screws up the legibility of the thread. People should take the time and trouble to read the whole thread so far, before just sticking in their two penn'orth and duplicating stuff that's already been said ... d;~} Arfa |
#11
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![]() "Michael Ware" wrote in message . .. Maybe some of us don't want to have to scroll down through the entire post 400 times to read the relplies. It's all the people who don't understand that top posting and cutting and snipping screws up the legibility of the thread. People should take the time and trouble to read the whole thread so far, before just sticking in their two penn'orth and duplicating stuff that's already been said ... d;~} Arfa Never-the-less, that is the posting convention on newsgroups, and not doing so, as you suggest, results in people not seeing answers that have already been posted, not properly following the thread, and wasting their own time, and everyone elses, by reposting answers that have already been given. Arfa |
#12
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Thanks,
I did find the positive connector to be flattened. Just as I got under it to pry it out, the straight section of it snapped. (It was not much pressure, I was using tweezers) I reconfigured it, inserted the batteries, and made sure there was continuity with my multimeter. I am now inspecting it for other damage. Chas |
#13
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I tried using a camera and I got a flashing light from the remote. I also
bought a universal remote, and it would not work either, no matter the programming method I used. I now suspect it's the tv, but what can be done there? Chas |
#14
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![]() "Chas12" wrote in message ... I tried using a camera and I got a flashing light from the remote. I also bought a universal remote, and it would not work either, no matter the programming method I used. I now suspect it's the tv, but what can be done there? Chas Unless you're experienced, in truth, not a lot. You can check the three terminals of the infra red receiver module for bad joints, and check that the 5v is present on the power pin, but beyond this, really you are next into a 'scope to check that remote data is output from the receive module, and that it is getting to the system control micro. Remote problems can be down to all sorts of things from faulty receive modules to faulty system control processors and screwed up software. You may end up enlisting the services of a repair shop ... Arfa |
#15
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Thanks,. It was working fine for a long time, then just stopped for no
apparent reason. chas |
#16
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On Sun, 5 Feb 2006 14:49:30 -0500, "Chas12"
wrote: I tried using a camera and I got a flashing light from the remote. I also bought a universal remote, and it would not work either, no matter the programming method I used. I now suspect it's the tv, but what can be done there? A well pointed blow (don't blow yourself, use canned air) in the area of the receiver window may blow away accumulated dust that obstructs the receiver. -- Kind regards, Gerard Bok |
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