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Search: Posts Made By: hispeck
Forum: Troubleshooting TVs and Video Sources 03-09-2020, 09:09 AM
Replies: 7
Views: 166
Posted By hispeck
Re: samsumg plasma PS43D450 PSU ISSUE

the point i am making is that this power supply is ok without a load on the vs va output , but when on load it drop
Forum: Troubleshooting TVs and Video Sources 03-09-2020, 08:01 AM
Replies: 7
Views: 166
Posted By hispeck
Re: samsumg plasma PS43D450 PSU ISSUE

l tried to run a self test on the power supply by connecting PS_ON TO GND, STNBY TO VS_ON as to get all voltage from the psu, but vs comes and goes back, like the owner said before it went bad that...
Forum: Troubleshooting TVs and Video Sources 03-06-2020, 03:35 PM
Replies: 7
Views: 166
Posted By hispeck
Re: samsumg plasma PS43D450 PSU ISSUE

I mean, I did self test on psu by using a 200 watts bulb, the bulb can not stay on, is off and on the vs voltage comes and goes back. At least the psu should produce all voltage during self test.
Forum: Troubleshooting TVs and Video Sources 03-06-2020, 10:49 AM
Replies: 7
Views: 166
Posted By hispeck
samsumg plasma PS43D450 PSU ISSUE

Hello, I am having problem with this Samsung ps43d450 plasma, the problem is that the relay when on load keeps clicking off and on, at the time the vs voltage will go off and on. I have even tried to...
Forum: Troubleshooting Computer Displays 10-23-2019, 08:39 AM
Replies: 1
Views: 272
Posted By hispeck
Dell optiplex 755 desktop dead

Hello friends, i have a dell desktop computer, only amber yellow light on the motherboard nothing, when i checked no 3.3v on the power button, anyone with useful tip on how to fix please
Forum: Troubleshooting Laptops, Portable, and Mobile Devices 10-14-2019, 07:26 AM
Replies: 1
Views: 159
Posted By hispeck
Lenovo G50-80 ACLU3/ACLU4 UMA NM-A362

Hello, can anyone help please....Lenovo G50, PL701 and PL303 short to GND laptop dead
Forum: Troubleshooting TVs and Video Sources 10-11-2019, 11:49 AM
Replies: 2
Views: 173
Posted By hispeck
Re: lg 50pj650r mosfet help

Sorry about thsussat, here is the picture of the Zsus and modeleax61313201, Q21, Q22, Q23, and Q24 number please
Hispeck
Forum: Troubleshooting TVs and Video Sources 10-10-2019, 02:05 PM
Replies: 2
Views: 173
Posted By hispeck
lg 50pj650r mosfet help

Hello, a friend of mine brought me lg 50pj560r plasma that everytime he keep changing mosfet and they will die after working for some hrs, then after checking the tv i found out that some mosfet has...
Forum: Troubleshooting TVs and Video Sources 09-21-2019, 11:47 AM
Replies: 0
Views: 95
Posted By hispeck
lg 50pg30tr

Hello, this lg tv comes up but the screen is black, i see one of the temperature light on, when i test point of VY and VSC i get about 52v. i need help
Forum: Troubleshooting TVs and Video Sources 09-21-2019, 11:29 AM
Replies: 5
Views: 1,119
Posted By hispeck
Re: LG 50pg30TR

Hello , Please i have this same model of LG PLASMA, it comes on i see one of the temperature light on, but no picture screen is black, the VY and VSC voltage dont look right, is about 52v. i need help
Forum: Troubleshooting TVs and Video Sources 09-21-2019, 11:12 AM
Replies: 0
Views: 84
Posted By hispeck
Panasonic viera picture black and white

Hello Friends, i just recieved a panasonic lcd tv, the problem is that the pictures are showing black and white sound is ok, i think tv is an NTSC system, i want to know if there is any way i can...
Forum: Troubleshooting TVs and Video Sources 07-09-2019, 04:08 AM
Replies: 0
Views: 172
Posted By hispeck
Samsung plasma ps51f4000ar ps problem

Hello, Samsung plasma ps51f4000ar restarting sometime, here are what i noticed, i unpluged the mainboard and pluged just the power alone, when i tested voltage on CN4007 stdby volt is 5.2v without...
Forum: Troubleshooting TVs and Video Sources 07-09-2019, 02:06 AM
Replies: 4
Views: 195
Posted By hispeck
Re: LG 42PN4500 wont turn on, only blinking red light

yes very sorry for the wrong information, the model is 42LD460 please
Forum: Troubleshooting TVs and Video Sources 07-08-2019, 11:39 AM
Replies: 4
Views: 195
Posted By hispeck
Forum: Troubleshooting TVs and Video Sources 07-08-2019, 11:38 AM
Replies: 4
Views: 195
Posted By hispeck
Re: LG 42PN4500 wont turn on, only blinking red light

how will i test this power to know if the power is working fine
Forum: Troubleshooting TVs and Video Sources 07-08-2019, 11:04 AM
Replies: 4
Views: 195
Posted By hispeck
LG 42PN4500 wont turn on, only blinking red light

Hello, This lg tv 42pn4500 wont turn on, when i press power the red light will start blinkug as if it want to turn on, it will just keep blinkig no start, but when i press the reset botton on the...
Forum: Troubleshooting Game Consoles & Other Weird Devices 06-08-2019, 08:14 AM
Replies: 4
Views: 449
Posted By hispeck
Ps3 shutting down

Hello All, ps 3 will power on from red to green , then shut down in less than 7seconds, the last time it was used, it was working fine till now. Any help please
Forum: Troubleshooting TVs and Video Sources 06-05-2019, 11:43 PM
Replies: 15
Views: 232
Posted By hispeck
Re: LG 37LF65 no video signal on Av1,2,3

Hello friends, finally the fault is from the IC CXA2069Q, because i could not find the ic to replace, i just purchased a AV to VGA converter, did every connection inside the tv, most inportantly, i...
Forum: Troubleshooting TVs and Video Sources 06-04-2019, 06:29 AM
Replies: 15
Views: 232
Posted By hispeck
Re: LG 37LF65 no video signal on Av1,2,3

The IC that has connection to the AV is IC 1400 CXA2069Q
Forum: Troubleshooting TVs and Video Sources 06-04-2019, 04:32 AM
Replies: 15
Views: 232
Posted By hispeck
Re: LG 37LF65 no video signal on Av1,2,3

Sorry please i mean the AV 1,2and 3 is not working, does this ic have any link with AV? like i said am sorry we are learning here, is very good for me to learn what i dont know
Forum: Troubleshooting TVs and Video Sources 06-04-2019, 04:11 AM
Replies: 15
Views: 232
Posted By hispeck
Re: LG 37LF65 no video signal on Av1,2,3

Here is the main board, please which of the IC you are talking about?
Forum: Troubleshooting TVs and Video Sources 06-04-2019, 03:58 AM
Replies: 15
Views: 232
Posted By hispeck
Re: LG 37LF65 no video signal on Av1,2,3

very well i did and is working fine, like i said, i connected the same device on component and it work fine, but no color because the device does not have component
Forum: Troubleshooting TVs and Video Sources 06-04-2019, 03:32 AM
Replies: 15
Views: 232
Posted By hispeck
Re: LG 37LF65 no video signal on Av1,2,3

The component input gives picture, but you know if you dont connect the RGB on component there will be no color, so component works fine
Forum: Troubleshooting TVs and Video Sources 06-04-2019, 03:29 AM
Replies: 15
Views: 232
Posted By hispeck
Re: LG 37LF65 no video signal on Av1,2,3

yes, it display no signal
Forum: Troubleshooting TVs and Video Sources 06-03-2019, 09:19 AM
Replies: 15
Views: 232
Posted By hispeck
LG 37LF65 no video signal on Av1,2,3

Hello All, , LG 37lf 65 -zc no video signal on av 1,2and 3, only component is working, i need help
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