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It will be repairable if the screen is OK, but costs you money. Sometimes the repair cost is over the value of the TV.
it is possible that your local power grid is having problems and there were several short periods of power outages." i5 k# [0 F* m3 a* Z
NEB 发表于 2011-7-6 07:57
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谢谢啊。 应该不是供电出问题了,电脑和厨房的电炉风扇都在运转。
It will be repairable if the screen is OK, but costs you money. Sometimes the repair cost is over the value of the TV.$ {9 | D% l* X7 ] J. r( P2 V7 N
yigepi 发表于 2011-7-6 11:46
电源电路或高压电路有问题,维修挺贵的 3 w* z( g3 L b9 [; K3 v$ O6 r Qwenwu 发表于 2011-7-6 18:06
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Normally, a sumsang power supply board or a y board costs more than $450. " k$ O$ z/ b0 N: G2 b
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And for $550+, you can get a new LG 50 inch plasma TV
谢谢各位惦记着偶的电视机。 今天请了半天的假,好好研究了一下它。发现它竟然是LG的,偶一直把它当三星看的,都3年了。+ A6 G: g( w% v/ A: S
+ k Y, g! ?9 o3 e偶把它拆开了,挺沉。电路板由5大块组成,中间一块是电源板,偶觉得问题就出在这。 开3分钟左右自动灭掉,过一会再开,只是开的时间越来越短。偶觉得是散热出问题了,3年了,老化了。; }7 W! R* |. I+ e
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偶想了个好主意,到处寻风扇未果,偶就拿着扇子不停的扇呼,连续扇了10分钟,还亮着,本打算继续扇,突然觉得好傻,既然发现问题了,就不用扇了,偶的手现在还是酸的呢。. a' A' ]* O4 Q7 c, i
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开始想办法解决问题。; N4 \+ m3 d) J( ^9 O
1. 如果加一个小型风扇帮助扇热,单独供电,粘在电源板附近,会不会好些?----找了半天,家中没有 M; k! D4 J: C
2. 挂个冰袋子,------太难看- T* A/ s3 n" s9 r' _
3. 还是从网上买块电源板换上吧,估计花费150刀6 }0 j. y. t. I9 |, N