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Search: Posts Made By: bdorset
Forum: Troubleshooting TVs and Video Sources 01-14-2022, 10:01 PM
Replies: 0
Views: 159
Posted By bdorset
Question Samsung UN49MU7000FXZA emmc software anyone?

Looking for the emmc software for Samsung UN49MU7000FXZA. Can anyone help?
Forum: Troubleshooting TVs and Video Sources 11-28-2021, 04:40 PM
Replies: 19
Views: 1,389
Posted By bdorset
Re: Samsung un49mu7000f dead no power

@bstewara, Did you solve this problem?
Forum: Troubleshooting TVs and Video Sources 10-01-2021, 10:44 PM
Replies: 1
Views: 310
Posted By bdorset
Toshiba 55LF711U20 PSU Q201 part number please?

Transistor Q201 is missing from the PK101W1640I (FSP177-4FS02) Power Supply am working on. The attach photo is from the internet for reference. Can anyone help me with the correct part number please....
Forum: Troubleshooting TVs and Video Sources 01-21-2020, 09:21 AM
Replies: 4
Views: 726
Posted By bdorset
Re: Samsung UN43NU6950BXZA no sound, no picture nor backlight.

A closer look at the PS above show that the STB should be 7.6V and the ON= 12.35V. I measured STB=11.5V and ON=12.9V. Are those normal or it because the PS is not under full load because the TV is...
Forum: Troubleshooting TVs and Video Sources 01-20-2020, 07:09 PM
Replies: 4
Views: 726
Posted By bdorset
Re: Samsung UN43NU6950BXZA no sound, no picture nor backlight.

With PS disconnected from mainboard:
Pin 2 =3.06V
Pin 4 =0V
Pin 6 =3.61V

With PS and mainboard connected and TV in on state
Pin 2 =0V
Pin 4 =3.38V
Pin 6 =0V
Forum: Troubleshooting TVs and Video Sources 01-20-2020, 11:59 AM
Replies: 4
Views: 726
Posted By bdorset
Samsung UN43NU6950BXZA no sound, no picture nor backlight.

Disconnecting the cable that link the mainboard and power supply brings on the backlights. With PS and mainboard connected, when I press the power button the power_on/off 3.3V goes to power supply,...
Forum: Troubleshooting TVs and Video Sources 11-24-2019, 03:12 PM
Replies: 10
Views: 2,880
Posted By bdorset
Re: TCL TP.MS6308.PB775 backlight current too high?

Thanks to all who responded to my question and also to all who did some research but did not post a reply. I found the solution from many Russian forum. The solution is to change the resistor at pin...
Forum: Troubleshooting TVs and Video Sources 11-24-2019, 11:32 AM
Replies: 10
Views: 2,880
Posted By bdorset
Re: TCL TP.MS6308.PB775 backlight current too high?

This is a single board TV, main and power supply together. I cant find an exact schematic for my TV but the attached schematic is very close. It uses the same controller IC in a different package.
Forum: Troubleshooting TVs and Video Sources 11-24-2019, 10:30 AM
Replies: 10
Views: 2,880
Posted By bdorset
TCL TP.MS6308.PB775 backlight current too high?

Greetings to all, Can anyone tell me how to reduce backlight current on this TCL TP.MS6308.PB775. The Board uses GB98AERN backlight controller IC. The original light bars are burn. It uses two bar in...
Forum: Troubleshooting TVs and Video Sources 04-11-2019, 12:41 PM
Replies: 7
Views: 1,043
Posted By bdorset
Re: Replacing LG PSU LGP32-11P with LGP32-09P?

I think I can solve the problem if I get a schematic Diagram for EAY60868901 LGP32-10P, EAX61464001 power supply
Forum: Troubleshooting TVs and Video Sources 04-11-2019, 12:28 PM
Replies: 7
Views: 1,043
Posted By bdorset
Re: Replacing LG PSU LGP32-11P with LGP32-09P?

I did used 1.5k @ 1% and I did test before I install
Forum: Troubleshooting TVs and Video Sources 04-11-2019, 09:43 AM
Replies: 0
Views: 826
Posted By bdorset
Question LG EAY60868901 LGP32-10P, EAX61464001 Schematic please?

Can anyone help me with the schematic Diagram for LG EAY60868901 LGP32-10P, EAX61464001 Power supply? If not can you help me with the Values for R203, R204, R205, R205, R206, R208, R209? Thanks.
Forum: Troubleshooting TVs and Video Sources 04-11-2019, 07:32 AM
Replies: 7
Views: 1,043
Posted By bdorset
Re: Replacing LG PSU LGP32-11P with LGP32-09P?

Sorry it only took it down to 4.2V
Forum: Troubleshooting TVs and Video Sources 04-04-2019, 06:26 AM
Replies: 7
Views: 1,043
Posted By bdorset
Replacing LG PSU LGP32-11P with LGP32-09P?

What resistor(s) do I have to change to reduce the standby voltage from 5V to 3.5V? See attach photo. I have several brand new LGP32-09P that could be dead stock so am trying to use them to replace...
Forum: Troubleshooting TVs and Video Sources 03-23-2019, 09:21 AM
Replies: 0
Views: 610
Posted By bdorset
Philips 40PFL3706/F7 eeprom dump?

Dear friends, am looking for eeprom dump for Philips 40PFL3706/F7. No audio sometimes at turn on. Other times no reply from power button.
Forum: Troubleshooting TVs and Video Sources 08-08-2018, 08:01 AM
Replies: 0
Views: 731
Posted By bdorset
Question Repairing power supply with modules?

Has anyone tried this? What do you think about it? Where can I buy in the US? I think it will be useful for those allinone boards where the power supply section is badly damages. Can also be use to...
Forum: Troubleshooting TVs and Video Sources 02-22-2018, 05:45 AM
Replies: 0
Views: 525
Posted By bdorset
Question Toshiba 40RV52U or 40RV525U eeprom dump please?

Please help me with eeprom dump (bin file) for Toshiba 40RV52U or 40RV525U?
Forum: Troubleshooting TVs and Video Sources 01-31-2018, 09:59 AM
Replies: 0
Views: 656
Posted By bdorset
Question Toshiba 40E220U eeprom dump?

Please, can anyone help me with the eeprom dump for Toshiba 40E220U? Thank you.
Forum: Troubleshooting TVs and Video Sources 01-31-2018, 09:38 AM
Replies: 8
Views: 1,294
Posted By bdorset
Question Vizio E320-A1 eeprom dump?

Please, can anyone help me with the eeprom dump U403 for VIZIO E320-A1 756TXDCB02K028 Main Board? Please keep in mind the mainboard number 756TXDCB02K028 since this set seems to use other mainboards....
Forum: Troubleshooting TVs and Video Sources 03-29-2017, 06:53 PM
Replies: 2
Views: 1,270
Posted By bdorset
Re: LG 50PZ750-UG loses menu settings when unplugged.

It looks like the user adjustable settings are stored in IC601. Is that correct? This set has several eeproms IC103, IC601, IC802
Forum: Troubleshooting TVs and Video Sources 03-28-2017, 08:03 PM
Replies: 2
Views: 1,270
Posted By bdorset
Question LG 50PZ750-UG loses menu settings when unplugged.

This Plasma TV loses its menu settings whenever it is unplugged for half an hour or more. TV goes back to initial setting from factory, asking to choose language, country etc. It does this every time...
Forum: Announcements & Related News 03-28-2017, 12:35 PM
Replies: 29,752
Views: 2,759,008
Posted By bdorset
Re: New Members - please post your introductions here

Hey all,
I am Brian from St Vincent in the Caribbean. I hope to help when I can and also hope that others will help me when need be. Thanks in advance.
Showing results 1 to 22 of 22

 
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