It does sound like your backlight is out. I do believe that the backlight is part of the LCD. The service manual for your teardown is available for your download [http://www.keepandshare.com/doc/2681927/dsc-w150-w170-pasword-bvdsony-pdf-march-21-2011-5-36-am-6-8-meg?da=y|on my fileserver] It will also allow you to further trouble shoot your camera. Good luck and let us know how it is progressing.
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It does sound like your backlight is out. The backlight is part of the LCD. Double check your ribbon cable and your connector. If everything looks okay, I would replace the LCD. The service manual for your teardown is available for your download [http://www.keepandshare.com/doc/2681927/dsc-w150-w170-pasword-bvdsony-pdf-march-21-2011-5-36-am-6-8-meg?da=y|on my fileserver] It will also allow you to further trouble shoot your camera. Good luck and let us know how it is progressing.
It does sound like your backlight is out. I do believe that the backlight is part of the LCD. The service manual for your teardown is available for your download [http://www.keepandshare.com/doc/2681927/dsc-w150-w170-pasword-bvdsony-pdf-march-21-2011-5-36-am-6-8-meg?da=y|on my fileserver] It will also allow you to further trouble shoot your camera. Good luck and let us know how it is progressing.