Toshiba TDP590 Manual page 56

Key command to
Computer activate port
Twinhead* FN-F7
FN-F5
Automatic
WinBook Ctrl-Alt-F10
Wyse software driven
Zenith** FN-F10
FN-F2
FN-F1
Zeos** Ctrl-Shift-D
FN-F1
* These manufacturers have models that automatically send video to
the external CRT port when some type of display device is
attached.
** These manufacturers offer more than one key command depending
on the computer model.
Key command to
de-activate port
FN-F7
FN-F5
Automatic
Ctrl-Alt-F10
software driven
FN-F10
FN-F2
FN-F1
Ctrl-Shift-D
FN-F1
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