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Questions & Answers
Why no picture, no sound?
Check and replace damaged component/s at its main power regulator [SMPS] section circuit. Contact any service technician. If you wish to get some details; check the site linked here. Surf the site with patience. Pull up older posts.
It will be best to replace the power supply regulator board as card basis rather than making "Surgery" to it; which usually will make loss for both money and time. Even though you can make it right, it will cost around an amount equal to the cost of a new board; including the cost of (spare parts + service charge) More to say, most of the spare parts to it will be difficult to get from open electronic spare part market. This is true to most of the flat panel TV power supply boards; irrespective of its brand and screen size.
How my toshiba tv sceen light up but no picture 40rv525rz
Main board fault. Contact any service technician or the authorized service center for Toshiba. If you wish to get some details; check the site linked here. Viewing it in "Mosaic
" or "Magazine
" will make surf easy. Pull up older posts. Surf the site with patience. Do a search by type in the brand name of your device at its search box and press "Enter".
Service mode entry, adjust and exit procedure to many popular brand TVs are given. Never forget to exit the service mode, after all adjustments have been done.
Toshiba 40rv5252r stand screw size
I called Toshiba for this TV model "40RV525R" and they said the pedestal stand for the t.v. to stand on was an m5, product # 75012791, and the length was approx 20-25 mm
TV model 40RV753. Brand new. Setting up problem.
Hi Gordon,Did you fix this problem? I have exactly the same model with exactly the same problem. I've checked the capacitors on the PSU board (as suggested in one of the responses above) and they all seem OK. If you fixed the problem, I'ld really like to know the solution. Many thanks. Regards, Harry.
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