My lcd screen is blank – Sony PCG-R505ECP User Manual
Page 120
Troubleshooting the LCD Screen
My LCD screen is blank.
Verify the computer is plugged into a power source and is turned on.
Verify the power indicator on the computer is on.
Verify the battery pack(s) is inserted properly and is charged.
The computer may be in LCD (Video) Standby mode. Press any key to activate the screen.
The display mode may be set to external display mode. Press and hold the Fn key while pressing the F7 key several
times.
Page 120
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