Sony VPCEH35EN: No Video in LCD but VGA Works

[gps31]

Laptop: Sony VPCEH35EN
M/B : MBX-247 Rev: E

It works in External Display (VGA) Only but it lcd only backlight is on but no image.
All components USB Sound LAN Wi-Fi everything works fine and resolution is good external monitor (Nvidia 410GM)

LVDS volts are good in required pins as per schematic. LED Display works in other laptop.

Pls advice.

Thankyou

[ala_borbe]

Re: Sony VPCEH35EN: No Video in LCD but VGA Works

here you go

[gps31]

Re: Sony VPCEH35EN: No Video in LCD but VGA Works

can anyone guide me to check the lvds port and voltage level.

GPUZ Screenshot is in external monitor (VGA)

[gps31]

Re: Sony VPCEH35EN: No Video in LCD but VGA Works

any ideas?

How to check lvds cable for this laptop

screen: LP156WH4 (TL)(A1)
cable : HK1 LCD Cable(K)

[zaroivanov]

Re: Sony VPCEH35EN: No Video in LCD but VGA Works

Hi,
Did you sort the problem? I have sony vpcehijie pcg -71911m. After bridging fuse F4 backlight is on but no picture, before there was video signal because was able to see sony logo. Im despared just orderd new cable don't know if this will sort the problem. I use oem charger and voltage is 18.90 or 19.00 . Any sugestions, please excuse my english. Thanks

[gps31]

Re: Sony VPCEH35EN: No Video in LCD but VGA Works

Still with the same problem. working external vga fine but not in LVDS.

i am getting all signals in LVDS port but no image in screen. changed screen too but no luck.

[gps31]

Re: Sony VPCEH35EN: No Video in LCD but VGA Works

any help pls?

[ktmmotocross]

Re: Sony VPCEH35EN: No Video in LCD but VGA Works

reflow

[gps31]

Re: Sony VPCEH35EN: No Video in LCD but VGA Works

already done.

initially no back light, after checking F4 blown then made bridge then back light only works.