Re: sanyo dp46142 backlight issue.
sounds lije the logic board cutting the power off. ??
tocold4u2
Badcaps Veteran
Last Activity: 02-14-2015, 06:21 AM
Joined: 12-26-2012
Location: anna oh
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Re: LG 50PG60 Plasma Botton Half of Screen Out
Replaced the upper buffer and the tv is up and runing
now i have a extra y main board.. lolLeave a comment:
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Re: LG 50PG60 Plasma Botton Half of Screen Out
i still have the same prolbem..after swapping the y mwill see if its the upper bufferain...so iLeave a comment:
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Re: LG 50PG60 Plasma Botton Half of Screen Out
Yea..i will swap boards...wish the chips didnt cost that muchLeave a comment:
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Re: LG 50PG60 Plasma Botton Half of Screen Out
Lg heatsink was cool. but the sm one at bottom was warm..will focus on thatLeave a comment:
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Re: LG 50PG60 Plasma Botton Half of Screen Out
Thanks dcapper...im thinking its the ymain (ysus)..Leave a comment:
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Re: LG 50PG60 Plasma Botton Half of Screen Out
I have the same prolbem..but the pictue at top half is
2-3" wide..but crystsl clear. bottom buffer was replaced.
The y main has all proper voltages and the heat sinks arent warmLeave a comment:
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Re: LG 50PG60 Plasma Botton Half of Screen Out
Was the y main the problem here ?? I have the same prob almostLeave a comment:
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Re: philips master/slave inverter
Well i got a used set ..but there is still a dark shade on right side of the screen.
I do believe that this slave inverter is failing .
just wondering if a rebuild kit would solve this prolbemLeave a comment:
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Re: lg 32le5300 no power/back light
When the back light is forced on..i have all the correct voltages
so i will try to find a controll boardLeave a comment:
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Re: lg 32le5300 no power/back light
I dont have a 3.5 v on back.light dim and a 3.5 both were
0 v. so wouldnt the power supply be the fault.Leave a comment:
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Re: lg 32le5300 no power/back light
I did notice on voltage on power supply i don t have a
3.5 v reading. it is 0
AndLeave a comment:
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Re: lg 32le5300 no power/back light
No..no flash . even tried to shine a flashlight...cant seea pic
but i was able to jumper the backlight on.Leave a comment:
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Re: lg 32le5300 no power/back light
Ok i was able to. jump and make the back light come on.
Anyone have luck at finding the fault on the control board??Leave a comment:
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Re: lg 32le5300 no power/back light
Im guessing the fault is in the led driver board..but not certianLeave a comment:
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Re: lg 32le5300 no power/back light
Can the backlight be forced on with a jumper or not ?
First time seeing one set up like this with a backlight controlboard
mounted on the powersupply.Leave a comment:
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Re: lg 32le5300 no power/back light
The 2 nd from bottom reading is
18.42 v =20VLeave a comment:
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Re: lg 32le5300 no power/back light
Voltage on power board
0 = nc
12.09 =12
12.09 =12
12.09 =12
0=G
0=G
3.47=3.5
3.47=3.5
0 =G
0 =G
18.24 =24v
3.27=pwr onLeave a comment:
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Re: lg 32le5300 no power/back light
Not sure how the pictures are gona look..but it s. worth a shot...Leave a comment:
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lg 32le5300 no power/back light
Is there any. post on a lg32le5300? I just pick up a set
and everything measured good except 24v. i only had 18
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