Toshiba PORTEGE M400 - Manual (Page 190)

User’s Manual 9-5
Troubleshooting
Overheating power down
If the computer’s internal temperature becomes too high, the computer will
automatically enter Hibernation or Standby Mode and shut down.
AC power
If you have trouble turning on the computer with the AC adaptor connected,
check the DC IN indicator. Refer to Chapter 6, Power and Power-Up Modes
for more information.
Problem Procedure
Computer shuts down
and DC IN indicator
blinks orange
Leave the computer off until the DC IN indicator
stops blinking.
It is recommended to leave the computer off until the interior reaches room
temperature even though the DC IN indicator stops blinking.
If the computer has reached room temperature
and still does not start, or if it starts but shuts
down quickly contact your dealer.
Computer shuts down
and its DC IN indicator
is flashing green
Indicates a problem with the heat dispersal
system. Please contact your dealer.
Problem Procedure
AC adaptor doesn’t
power the computer
(DC IN indicator does
not glow green)
Check the connections. Make sure the cord is
firmly connected to the computer and a power
outlet.
Check the condition of the cord and terminals. If
the cord is frayed or damaged, replace it. If the
terminals are soiled, wipe them with cotton or a
clean cloth.
If the AC adaptor still does not power the
computer, contact your dealer.