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Search: Posts Made By: R_J
Forum: Troubleshooting TVs and Video Sources Today, 04:35 PM
Replies: 6
Views: 40
Posted By R_J
Re: Samsung PN50A510P3FXZA Plasma No Picture

You may not get Vs with no load, You can use two 60w 120volt incandescent lamps in series connected to the power supply Vs and ground, if the Vs comes up it will light the lamps
Forum: Troubleshooting TVs and Video Sources Today, 12:22 PM
Replies: 52
Views: 500
Posted By R_J
Re: Vizio VW42L FHDTV10A will not turn on without unplugging and plugging TV back in

Different panel, When thes sets are built all the parts are dropped off in the middle of the street during the day, people from both sides of the street grab the parts and assemble them at night, in...
Forum: Troubleshooting TVs and Video Sources Today, 09:48 AM
Replies: 71
Views: 618
Posted By R_J
Re: LG 42LV 4400 Will not come on

You can buy freeze spray in a can or use an invertered can of caned air, the liquid propelant in caned air will freeze the ic.
The only part that you need to freeze is the eeprom itself.
With the...
Forum: Troubleshooting TVs and Video Sources Yesterday, 10:39 PM
Replies: 12
Views: 123
Posted By R_J
Re: Panasonic Th-42A400z led tv

There will usually be an outer metal or plastic frame, then the lcd panel itself (which is very fragile and is a little bit thicker than a credit card), followed by 2 or 3 thin diffuser sheets and...
Forum: Troubleshooting TVs and Video Sources Yesterday, 06:42 PM
Replies: 6
Views: 40
Posted By R_J
Re: Samsung PN50A510P3FXZA Plasma No Picture

Check the connections on the output diodes like DS803 & Ds805, also check if DS803 or DS805 are ok and not shorted
Forum: Troubleshooting TVs and Video Sources Yesterday, 06:19 PM
Replies: 6
Views: 40
Posted By R_J
Re: Samsung PN50A510P3FXZA Plasma No Picture

Did you check for a short on the Vs line? Does the Vs voltage come up then drop off right after powering on? Most power supplies would need a load on the Vs line to test as they usually have Over...
Forum: Troubleshooting TVs and Video Sources Yesterday, 05:51 PM
Replies: 2
Views: 29
Posted By R_J
Re: Sammy 60PK750 Plasma No Pic, No Sound, Voltages Good..

Have you checked the other posts like this one https://www.badcaps.net/forum/showthread.php?t=33454
Forum: Audio Equipment Discussion Yesterday, 05:32 PM
Replies: 2
Views: 103
Posted By R_J
Re: TDK A33 Portable Bluetooth Speaker

Are you sure they are both bad? how do they check with a meter?
Forum: Audio Equipment Discussion Yesterday, 05:04 PM
Replies: 53
Views: 9,624
Posted By R_J
Re: Car amplifier(Polk Audio PA660) question

Check that the voltage at the speakers is near zero volts, run it for a while checking the temperature of the transistors to make sure one or two are not over heating
Forum: Audio Equipment Discussion Yesterday, 04:44 PM
Replies: 53
Views: 9,624
Posted By R_J
Re: Car amplifier(Polk Audio PA660) question

Check the connections on that dual diode, also did you check it to make sure you did'nt blow it when you reversed it
If you reverse the diodes you will blow up the amp. What do you think happens if...
Forum: Audio Equipment Discussion Yesterday, 04:08 PM
Replies: 53
Views: 9,624
Posted By R_J
Re: Car amplifier(Polk Audio PA660) question

One would be common cathode, one would be common anode, those are strange numbers
Forum: Troubleshooting TVs and Video Sources Yesterday, 03:56 PM
Replies: 12
Views: 123
Posted By R_J
Re: Panasonic Th-42A400z led tv

Then its a good guess that the power supplies are ok and there's one or more bad led's, If you do disassemble the panel, be very carefull and mark which way the diffuser sheets go. and try not to...
Forum: Audio Equipment Discussion Yesterday, 03:36 PM
Replies: 53
Views: 9,624
Posted By R_J
Re: Car amplifier(Polk Audio PA660) question

This should be the ground and plus minus marked.
Forum: Audio Equipment Discussion Yesterday, 02:47 PM
Replies: 53
Views: 9,624
Posted By R_J
Re: Car amplifier(Polk Audio PA660) question

There are liklely two large caps for the + and - supplies, see if they are correct, if they are, then check for bad/open component supplying that side, If there is no positive voltage on the cap,...
Forum: Troubleshooting TVs and Video Sources Yesterday, 02:26 PM
Replies: 4
Views: 36
Posted By R_J
Re: 46L5200U - C toshiba 42" LED

Try turning down the backlight setting and see if the picture lasts longer, most sets remember different setings for different inputs so you need to set the backlights as low as possible for the hdmi...
Forum: Troubleshooting TVs and Video Sources Yesterday, 01:12 PM
Replies: 6
Views: 37
Posted By R_J
Re: Blaupunkt 49/235Z-GB-11B-FGU-UK blue standby light

If you have led voltage going to the led's and no backlight I would suspect open leds in the panel. Without any current draw from the backlights, the driver will error and turn off
Forum: Troubleshooting TVs and Video Sources Yesterday, 12:49 PM
Replies: 20
Views: 1,368
Posted By R_J
Re: Samsung ln46c630 no back light

I show CI818 as 0.47uf 450v, you can get one from digikey
PCF1574-ND
Forum: Troubleshooting TVs and Video Sources Yesterday, 12:41 PM
Replies: 71
Views: 618
Posted By R_J
Re: LG 42LV 4400 Will not come on

I have no idea, China usually uses post office so it takes a while.....
Like I have said before, how is it that Digikey can ship to Canada and I get the parts next day! for only $8.00 CDN
The...
Forum: Troubleshooting TVs and Video Sources Yesterday, 11:50 AM
Replies: 71
Views: 618
Posted By R_J
Re: LG 42LV 4400 Will not come on

Just go to shopjimmy.com, put in your model number and the parts will be displayed. I just did a quick shipping rate estimate and it was about $39.00 for ground, bastards

If its the eeprom your...
Forum: Troubleshooting TVs and Video Sources Yesterday, 11:45 AM
Replies: 71
Views: 618
Posted By R_J
Re: LG 42LV 4400 Will not come on

I can no problem, I click on add to cart, Part is in shopping cart, proceed to checkout takes me to secure checkout where you fill in all your information
Are you using Shopjimmy site or Ebay
...
Forum: Troubleshooting TVs and Video Sources Yesterday, 11:22 AM
Replies: 12
Views: 123
Posted By R_J
Re: Panasonic Th-42A400z led tv

Do you get a flash of the backlights at all when you try to turn it on, The problem may either be on the LD-Board or it could be with the panel led's
Check the voltages on LD2 plug, or at the test...
Forum: Troubleshooting TVs and Video Sources Yesterday, 10:54 AM
Replies: 71
Views: 618
Posted By R_J
Re: LG 42LV 4400 Will not come on

Shopjimmy ships to Canada all the time. Unless they have recently changed "F#^^'n Trump"

From Shopjimmy - Help - FAQ

Shipping
• Do you ship orders the same day?
• When will I receive tracking...
Forum: Troubleshooting TVs and Video Sources Yesterday, 10:42 AM
Replies: 6
Views: 46
Posted By R_J
Re: LG 42" Plasma TV model 42PT350R with darkish image and sparklies

Looking from the back, Y-sus is on the left and Z-sus is on the right, a few mfg. call it the X-sus, then there is Panasonic :)
Forum: Troubleshooting TVs and Video Sources Yesterday, 10:10 AM
Replies: 52
Views: 500
Posted By R_J
Re: Vizio VW42L FHDTV10A will not turn on without unplugging and plugging TV back in

I suspect the MT5381 ic might be different on this board but it is likley the ic under the heatsink? If those caps go bad on the regulator outputs, the regulators start to oscillate and create a lot...
Forum: Troubleshooting TVs and Video Sources Yesterday, 09:53 AM
Replies: 21
Views: 163
Posted By R_J
Re: Panasonic TC-P60ST30

You could just use a 0.56Ω 2watt like digikey P0.56W-2BK-ND
Showing results 1 to 25 of 500

 
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