Toshiba Satellite L450 User Manual download pdf (Page 148)

9-18 User’s Manual

L450/L450D

LAN

No display Try adjusting the contrast and brightness controls

on the external monitor.

Press the FN + F5 hot key in order to change the

display priority and ensure that it is not set for the

internal display panel only.

Check to see if the external monitor is connected.

When the external monitor is set as the primary

display device in extended desktop mode, it will

not display when the computer wakes up from

Sleep Mode if the external monitor has been

disconnected while in Sleep Mode.

To keep this from happening, do not disconnect

the external monitor while the computer is in

Sleep or Hibernation Mode.

Remember to turn off the computer before

disconnecting the external monitor.

When the display panel and an external monitor

are set to clone mode and the monitors are

turned off by the timer, the display panel or the

external monitor may not display when turned on

again.

If this occurs, press FN + F5 to re-set the display

panel and external monitor to clone mode.

Display error occurs Check that the cable connecting the external

monitor to the computer is firmly attached.

If you are still unable to resolve the problem,

contact your reseller, dealer or service provider.

Problem Procedure

Cannot access LAN Check for a firm cable connection between the

LAN jack and the LAN HUB.

Wake-up on LAN does

not work

Make sure the AC adaptor is connected. The

Wake-up on LAN function consumes power even

when the system is off.

If problems persist, consult your LAN

administrator.

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Toshiba Satellite L450 User Manual Page 148