Toshiba Satellite M40 (PSM42) - Manual (Page 52)

2-18 User’s Manual
The Grand Tour
Use of the wrong adaptor could damage your computer. TOSHIBA
assumes no liability for any damage in such case. The output rating for the
computer is 15 volts DC.
Please use only the AC adaptor supplied with the computer or an AC
adaptor certified by TOSHIBA.