Sony Vaio PCG-745 User Manual page 92

87
On Maintenance
Make sure to disconnect the power cord before cleaning the
computer.
Avoid rubbing the LCD screen as this can damage the screen. Use a
soft, dry cloth to wipe the LCD screen.
Clean the computer with a soft cloth lightly moistened with a mild
detergent solution. Do not use any type of abrasive pad, scouring
powder or solvent, such as alcohol or benzine.