Toshiba Tecra A7-S712 Resource Guide for Tecra A7 - Page 45

Display problems, The computer starts but when you press a key nothing, happens.

Page 45 highlights

If something goes wrong 45 Verify that the computer is on by looking at the on/off indicator. If the indicator is glowing, the computer is on. If you are using an AC adaptor, verify that the computer is receiving power from the external power source by looking at the AC power light. If the indicator is glowing, the computer is connected to a live external power source. The computer starts but when you press a key nothing happens. Verify that the active program accepts text input. Try clicking your mouse on an area where you can type text and try typing again. Your computer may be in Sleep mode and have a software or resource conflict. When this happens turning the power on returns you to the problem instead of restarting the system. To clear the condition, press Ctrl, Alt, and Del simultaneously. Then shut down the computer via software, or follow the steps if your program stops responding (see "Resolving a hardware conflict" in the electronic user's guide for more information). Clearing the condition may get the computer running, but it will not solve a resource conflict. Read the documentation that came with the conflicting device and "Resolving a hardware conflict" in the electronic user's guide. The keyboard produces unexpected characters. A keypad overlay may be on. If the numlock light or cursor control mode light is on, press Fn + F10 to turn off the cursor control mode light, or Fn + F11 to turn off the numlock light. If the problem occurs when both the keypad overlays are off, make sure the software you are using is not remapping the keyboard. Refer to the software documentation and check that the program does not assign different meanings to any of the keys. Display problems Here are some typical display problems and their solutions: The screen is blank. Display Auto Off may have gone into effect. Press any key to activate the screen. You may have activated the instant password feature by pressing Fn and F1 simultaneously. If you have registered a password, press any key, type the password and press Enter. If no password is registered, press any key. The screen reactivates and allows you to continue working. If you are using the built-in screen, make sure the display priority is not set for an external monitor. To do this, press Fn and F5 simultaneously (once). If this does not correct the problem, press Fn

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45
If something goes wrong
Verify that the computer is on by looking at the on/off indicator. If
the indicator is glowing, the computer is on.
If you are using an AC adaptor, verify that the computer is receiving
power from the external power source by looking at the AC power
light. If the indicator is glowing, the computer is connected to a live
external power source.
The computer starts but when you press a key nothing
happens.
Verify that the active program accepts text input. Try clicking your
mouse on an area where you can type text and try typing again.
Your computer may be in Sleep mode and have a software or
resource conflict. When this happens turning the power on returns
you to the problem instead of restarting the system. To clear the
condition, press
Ctrl
,
Alt
, and
Del
simultaneously. Then shut down the
computer via software, or follow the steps if your program stops
responding (see “Resolving a hardware conflict” in the electronic
user’s guide for more information).
Clearing the condition may get the computer running, but it will not
solve a resource conflict. Read the documentation that came with
the conflicting device and “Resolving a hardware conflict” in the
electronic user’s guide.
The keyboard produces unexpected characters.
A keypad overlay may be on. If the numlock light or cursor control
mode light is on, press
Fn
+
F10
to turn off the cursor control mode
light, or
Fn
+
F11
to turn off the numlock light.
If the problem occurs when both the keypad overlays are off, make
sure the software you are using is not remapping the keyboard.
Refer to the software documentation and check that the program
does not assign different meanings to any of the keys.
Display problems
Here are some typical display problems and their solutions:
The screen is blank.
Display Auto Off may have gone into effect. Press any key to
activate the screen.
You may have activated the instant password feature by pressing
Fn
and
F1
simultaneously. If you have registered a password, press
any key, type the password and press
Enter
. If no password is
registered, press any key. The screen reactivates and allows you to
continue working.
If you are using the built-in screen, make sure the display priority is
not set for an external monitor. To do this, press
Fn
and
F5
simultaneously (once). If this does not correct the problem, press
Fn