Dell Inspiron 3700 Reference Manual page 25

12. Click Apply.
13. Click OK.
14. Click Yes.
15. Click OK to close the Display Properties dialog box.
NOTE: True Simul-mode (the ability to simultaneously display video of the same content and resolution on both the
computer display screen and the external monitor) is not supported if the computer is booted to MS-DOS, using a full-
screen MS-DOS session under a Microsoft Windows operating system, or the ATI Mobility M1 video driver is not
loaded. This limitation may also be noted in operating systems other than Microsoft Windows.
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