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We have replaced the lamp unit, just as our manual recommended for our tv, because there was no picture, only audio,, but we still have the same problem. Sometimes we get a picture and some times we don't the lamp unit was replaced once again and still the same problem. If someone has any idea of what it could be and how to fix it, we would greatly appreciate it, since the people at toshiba don't seem to have an answer.
the tv turns on because hear the audio, but there is no picture,, no letters nothing,, only a black screen,, but sometimes after several tries we get a picture.the tv turns on because hear the audio, but there is no picture,, no letters nothing,, only a black screen,, but sometimes after several tries we get a picture.
if the lamp already replaced and same problem then we need to know:
If the tv turns on and gets picture then turns the screen black on or still white. it is the same symptom with any other video input If you turns tv on and unplugg the cable: push the menu button and apear the menu options: are you able to see this letters always in the screen>
if the lamp already replaced and same problem then we need to know:
If the tv turns on and gets picture then turns the screen black on or still white.it is the same symptom with any other video inputIf you turns tv on and unplugg the cable: push the menu button and apear the menu options: are you able to see this letters always in the screen>
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This is a solution when the tv is in the tech bench, In the regular menu is nothing what to do.
The tv is suspicious of two symptoms:
a) the ballast (power supply to the lamp)
b) a pulse coming from optical block is intermittent has to be checked this pulse keeps the power supply (ballast) on.
As i say this solution is in the technician bench. Ask for an estimate on it
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Usually 8 flashes means the lamp is not lighting.
When most lamps go bad , they physically crack because of excess heat.
The problem is probably the lamp or the ballast, which makes the voltage to light the lamp.
Replace lamp and remember to close the lamp access door after replacing, because the lamp will not light if the door is open an
there is a problem on the inverter board of your TV needs to be replace.check the lamp as well they might be busted also.you need to open the back cover of your TV.The lamp are connected to the inverter board,the inverter board supplies high voltage to the lamps this lamps illuminates the screen of your TV...
Check the fuses on the ysus & zsus boards. Are any fuses on boards open . Disconect power cabels to ysus board first {board on left} . put tv on . if the light is green the ysus board must be replaced.
the service manual is available in the web site andrewselectronics for sell.
there is a chance to inspect the lamp and see if is damage (normal failure for this popping noise) consult you user's manual ...How to replace the lamp. as i said inspect it and replace it as needed, use original lamp. Toshiba
our 62hm15 had the same problem and it was the dmd fan, which means the whole light engine needs replacing. this was going to cost us $1600. I hope yours is under warranty
the tv turns on because hear the audio, but there is no picture,, no letters nothing,, only a black screen,, but sometimes after several tries we get a picture.
If get a picture, the it stays on until we turn it off.
if the lamp already replaced and same problem then we need to know:
If the tv turns on and gets picture then turns the screen black on or still white.
it is the same symptom with any other video input
If you turns tv on and unplugg the cable: push the menu button and apear the menu options: are you able to see this letters always in the screen>
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