Toshiba PORTEGE R700 - Manual (Page 19)

Never place your computer or AC adaptor on a wooden surface,
furniture, or any other surface that could be marred by exposure to
heat since the computer base and AC adaptor's surface increase in
temperature during normal use.
Always place your computer or AC adaptor on a flat and hard surface
that is resistant to heat damage.
Refer to the enclosed Instruction Manual for Safety and Comfort for
detailed precautions and handling instructions.
1. Connect the power cord to the AC adaptor.
Figure1-1Connecting the power cord to the AC adaptor (2-pin plug)
Figure1-2Connecting the power cord to the AC adaptor (3-pin plug)
Either a 2-pin or 3-pin adaptor/cord will be included with the computer
depending on the model.
PORTÉGÉ R700 / Satellite R630
1-4 User's Manual