Toshiba L550, L550D, L555, L555D Real Time Clock, Password, Keyboard, Internal display panel, garbled, password, provider, No display, Cannot enter, Please refer to the, Output to screen is

L550/L550D/L555/L555D

Real Time Clock

Problem

The following message is displayed on the LCD:

RTC battery is low or CMOS checksum is inconsistent. Press [F2] key to set Date/ Time.

Procedure

The RTC battery charge has become exhausted, you should set the date and time in within the BIOS setup screen through the following steps:

1.Press [F2] key. BIOS setup will boot up.2.Press [F5]/[F6] to set the date in [System Date].3.Press [F5]/[F6] to set the time in [System Time].

Password

Problem	Procedure
Cannot enter	Please refer to the TOSHIBA Password Utility
password	section in Chapter 6, Power and Power-up
	Modes, for further information.

Keyboard

Keyboard problems can be caused by the setup and configuration of the computer - please refer to Chapter 5, The Keyboard, for further information.

Problem	Procedure
Output to screen is	Please refer to your software’s documentation to
garbled	ensure that its is not remapping the keyboard in
	any way (remapping involves changing or
	reassigning the function of each key).
	If you are still unable to use the keyboard, you
	should contact your reseller, dealer or service
	provider.

Internal display panel

Apparent display panel problems may be related to the computer’s setup and configuration - please refer to Chapter 7, HW Setup and Passwords, for further information.

Problem	Procedure
No display	Press the FN + F5 hot keys to adjust the display
	priority, and to make sure it is not set for output to
	an external monitor.

User’s Manual 9-7