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  • 19 minutes ago
Stop assuming your TV remote is broken. You can perform a quick TV remote troubleshooting test using just your smartphone camera in seconds.

Most people rush to buy a replacement when a remote stops responding, but often the issue is just dead batteries or dirty contacts. This video shows you how to use your phone to see if the infrared signal is actually firing, which could save you anywhere from $15 to $76 on a new device.

If you find your remote not working, try this simple smartphone camera test before shopping for a replacement. It takes less than a minute and confirms whether you actually need a new unit or just a simple repair.

Subscribe for weekly household management breakdowns, and let me know in the comments if this trick saved you from buying a new remote.
Transcript
00:00Did you know a genuine Samsung TV remote from the parts shop is $38, and the fancy smart
00:05touch ones run $76?
00:07A cheap universal at Best Buy is $15.
00:10People buy those every week because a clicker stopped changing the channel.
00:14Ten seconds with a camera you already own, you find out if that remote is actually dead,
00:19or if you're about to spend $20 to $80 on a plastic stick you never needed.
00:23Here is the part that should bother you.
00:25Half the time it was $2 of batteries and a cotton swab.
00:27The other half, a white crust on the springs was blocking the juice, and the remote was
00:31still firing a beam you cannot see.
00:34I have used this test every time someone in my house swears the remote died.
00:38I'm not driving to the store for a $38 OEM clicker until the phone says the old one is silent.
00:44By the end of this, you will know the camera check, the contact clean, the battery spring
00:48tweak, the pencil trick that recarbons warn buttons, and the one modern remote that fails
00:52this test on purpose because it is not using infrared at all.
00:55That last one is how people bury a perfectly good solar cell clicker.
00:59Your old-school TV remote does not talk with radio or Bluetooth.
01:03Almost every standard TV, cable box, soundbar, and streaming stick remote uses infrared light,
01:08same family as a heat lamp.
01:10Pulsed in a code, the TV understands.
01:12Your eyes cannot see it.
01:14Your phone's camera sensor often can.
01:16Point the nose of the remote at the lens, press a button, and watch the screen.
01:20A white, purple, or flickering flash at that little LED means it is firing.
01:25No flash while you mash buttons?
01:27It is not sending.
01:28Flash is there, but the TV ignores you.
01:30The remote is alive and all about, and the problem is line of sight, the TV's IR window,
01:36the wrong input, or a universal that never got the right code.
01:39Fresh batteries first if you have a pair sitting around.
01:42Open the camera app.
01:44Face the remote's nose at the lens, 5-15cm away.
01:47Press and hold volume or power.
01:49Look at the phone screen, not at the remote.
01:51Dim the room a notch if you are squinting.
01:53Do not stare into the LED.
01:55You will not see anything with your eyes anyway.
01:58Now the phone quirk.
01:59A lot of rear cameras, especially on iPhones, have a hard infrared filter.
02:03Sony's own support note says,
02:04Get the remote within about 2 inches of an iPhone camera.
02:08Or you may see nothing even when the clicker is screaming.
02:11If the back camera is silent, flip to the selfie camera.
02:14That front lens often has a weaker filter, so the flash shows up.
02:17If both cameras on your phone show nothing,
02:19borrow a second phone before you declare the remote dead.
02:22One android in the junk drawer has settled more arguments in my house than any store receipt.
02:27Still no flash with fresh batteries and a phone that should CIR.
02:30Pop the battery cover.
02:31White crust.
02:33Green fuzz.
02:33Dark residue on the springs.
02:35That is leaked battery chemistry sitting there like an insulator.
02:38Dip a cotton swab in isopropyl rubbing alcohol.
02:4170% or higher.
02:42And scrub until the metal looks like metal again.
02:45Stubborn crust gets a dab of white vinegar on a swab.
02:47Short contact.
02:48Then alcohol again to rinse the acid off.
02:51Then let it dry fully.
02:53Do not flood the board.
02:54Do not scrape the plating off with a knife.
02:56While you're in there, look at the spring.
02:58If it is flattened, the battery is barely kissing the contact.
03:01Which is why the remote works if you smack it and dies when you set it on the couch.
03:06Gently bend that spring out about a millimeter.
03:08That is the trick that saves remotes people already through in a drawer.
03:11If this is already useful, subscribe.
03:13It is free.
03:15Members get the longer tests I keep off the main upload.
03:17The sticky button recarbon and the bluetooth remote that fools the camera are next.
03:22If you are comfortable opening the shell.
03:24Screws hiding under a label or the battery door.
03:27Or clips you ease apart with a plastic pry tool.
03:30Wipe the carbon or metal pads on the circuit board with alcohol.
03:33Then flip the rubber button pad and wipe the black conductive pills on the underside.
03:37Finger oil, soda mist, and dust sit on those pills.
03:40And the button stops completing the circuit even though the IR bulb is fine.
03:44Let it dry.
03:45Snap it back.
03:46Camera test again.
03:47If a button still feels mushy after that wipe.
03:49Take a soft 2B pencil.
03:51Not a hard H pencil.
03:52You want the graphite.
03:54And color the contact face of the worn pill like you are shading a map.
03:57Thin.
03:57Even coat.
03:58That.
04:00Graphite is conductive enough to complete the circuit again on a lot of old rubber pads.
04:03Let it sit a minute so it is not smearing.
04:06Reassemble.
04:07Camera test.
04:08If the pill is torn or missing, this will not grow a new one.
04:11Then you are in replacement pad.
04:12Or new remote territory.
04:14Flash on the phone.
04:15TV still ignores you.
04:17Point straight at the dark plastic IR window on the front bezel.
04:20A few meters out.
04:21Nothing between you and it.
04:23Bright sunlight and some LED bulbs dump enough infrared into the room that the TV's receiver gets confused.
04:28Close the curtains.
04:30Or kill the lamp and try once.
04:31Move the other remotes off the coffee table so you are not talking to the soundbar by accident.
04:36If this is a universal, confirm it still has the code for that set.
04:39The camera already told you the clicker is alive.
04:42You are aiming, not shopping.
04:44Infrared also bounces.
04:45A white wall or a light ceiling will ricochet a healthy beam around a corner.
04:49A dark wood cabinet eats it.
04:50If your cable box lives behind a solid door, that is why the remote died the day you closed the
04:55cabinet.
04:56Leave a gap or bounce off the wall behind the TV before you spend $10 on an IR
05:01repeater.
05:01Now the modern trap.
05:03A lot of Samsung solar cell and smart remotes pair over Bluetooth once the TV is on.
05:08Infrared is only for waking a TV that is fully off.
05:11Point that remote at your camera.
05:13MASH volume.
05:14And you can get no flash at all.
05:15Because volume is not using the IR bulb.
05:18The remote is not dead.
05:19It is on a different language.
05:21Samsung's own test still says look for a colored light when you hold power.
05:25Power is the IR left over.
05:27If power flashes and volume does not, you are holding a Bluetooth remote, not a corpse.
05:32Pairing lives in the TV's remote or Bluetooth menu.
05:35Do not throw a $76 solar cell clicker in the trash because the camera stayed dark on the volume key.
05:41While the TV is still on, you already own a backup.
05:44On a Samsung, open the SmartThings app, add the TV, tap the device, and an on-screen remote shows up.
05:50Volume, mute, home, back, arrows. Free.
05:54It needs the TV on the same Wi-Fi.
05:57It will not help if the set is stone dead with no network, which is why you still want the
06:01IR test for the physical clicker.
06:02It will get you out of a lost remote night without a $15 universal.
06:06This same camera trick works on a lot of AC remotes, soundbar remotes, and older stereo clickers that still use
06:12IR.
06:13If the window unit stopped answering in July, do the 10-second test before you order a $30 HVAC remote
06:20with a part number you have to guess.
06:22If the remote took a swim, pull the batteries immediately.
06:25Do not power it.
06:26Dry it for days with real airflow.
06:28Not a sealed bag of damp rice is your only plan.
06:31Then fresh batteries and the camera.
06:33Water plus leftover voltage is how you turn maybe into a corpse.
06:37And do not mix old and new cells in the same bay.
06:40The weak one leaks first, and that is the crust you just scrubbed.
06:43If this stops you from tossing a remote that still had a beam in it,
06:46send it to whoever was about to check out a $38 clicker.
06:49Take care, and I will see you in the next one.
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