Just verifying that you disconnected the battery from the motherboard, ''before'' removing/replacing the screen?
With the laptop turned on, try shining a flashlight at an angle close to the laptop screen and check if you can detect any images at all on the screen.
They will be ''very faint'' if they are there so trying in a darkened room may help to see them.
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If you can see images then there's a backlight problem or iIf there are no images to be seen, please verify the model number of the laptop or the motherboard (printed on motherboard e.g. BM5706? or LA-E55???? perhaps) as the schematics may be needed to find out what's wrong and where the problem is e.g. backlight power supply problem or perhaps LCD screen power problem
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If you can see images then there's a backlight problem or if there are no images to be seen, it may be an LCD power supply problem or LVDS cable problem.
+
+
Please verify the model number of the laptop or the motherboard (printed on motherboard e.g. BM5706? or LA-E55???? perhaps) as the schematics may be needed to find out what's wrong and where the problem is
Just verifying that you disconnected the battery from the motherboard, ''before'' removing/replacing the screen?
With the laptop turned on, try shining a flashlight at an angle close to the laptop screen and check if you can detect any images at all on the screen.
They will be ''very faint'' if they are there so trying in a darkened room may help to see them.
-
If you can see images then there's a backlight problem.
-
-
Please verify the model number of the laptop or the motherboard (printed on motherboard e.g. BM5706? or LA-E55???? perhaps) as the schematics may be needed to find the backlight power supply circuit on the motherboard
+
If you can see images then there's a backlight problem or iIf there are no images to be seen, please verify the model number of the laptop or the motherboard (printed on motherboard e.g. BM5706? or LA-E55???? perhaps) as the schematics may be needed to find out what's wrong and where the problem is e.g. backlight power supply problem or perhaps LCD screen power problem
Just verifying that you disconnected the battery from the motherboard, ''before'' removing/replacing the screen?
With the laptop turned on, try shining a flashlight at an angle close to the laptop screen and check if you can detect any images at all on the screen.
They will be ''very faint'' if they are there so trying in a darkened room may help to see them.
If you can see images then there's a backlight problem.
-
Pleas verify the model number of the laptop as the schematics may be needed to find the backlight power supply circuit on the motherboard
+
Please verify the model number of the laptop or the motherboard (printed on motherboard e.g. BM5706? or LA-E55???? perhaps) as the schematics may be needed to find the backlight power supply circuit on the motherboard
Just verifying that you disconnected the battery from the motherboard, ''before'' removing/replacing the screen?
With the laptop turned on, try shining a flashlight at an angle close to the laptop screen and check if you can detect any images at all on the screen.
-
They will be very faint if they are there so trying in a darkened room may help to see them.
+
They will be ''very faint'' if they are there so trying in a darkened room may help to see them.
If you can see images then there's a backlight problem.
Pleas verify the model number of the laptop as the schematics may be needed to find the backlight power supply circuit on the motherboard
Hi @jamesolsen57324,
Just verifying that you disconnected the battery from the motherboard, ''before'' removing/replacing the screen?
With the laptop turned on, try shining a flashlight at an angle close to the laptop screen and check if you can detect any images at all on the screen.
They will be very faint if they are there so trying in a darkened room may help to see them.
If you can see images then there's a backlight problem.
Pleas verify the model number of the laptop as the schematics may be needed to find the backlight power supply circuit on the motherboard