Question about Sony KP-57HW40 57" Rear Projection Television
Most likely the blue gun is shorting out, or the ic on the neck board is defective,
or u can try turninr down the screen control for the blue gun
the controls access via the front panel,pull speaker grill off screws on sides or at bottom of grill
remove plate togain access to block of 6 controls, 3 are focus and 3 are screen brightness
center up/dwn are green
left up/dwn are red
right are blue
Posted on Apr 01, 2011
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Posted on Jan 02, 2017
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