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TS3173: Boot Camp: iMac displays a black screen during installation of Windows 7

Learn about Boot Camp: iMac displays a black screen during installation of Windows 7

TS3173 Dual boot

1353 Views 1 Reply Latest reply: Sep 9, 2012 1:56 PM by RRFS RSS
Sunny_risu Calculating status...
Currently Being Moderated
Sep 9, 2012 1:53 PM

Hi all, I have done the bootcamp on my Imac with OSx Lion 10.7.4. I can go to windows 7 or Mac but I do not get the option to select one of those when I start up when I hold the Option Key. Any suggestions

iMac, Mac OS X (10.7.4)
  • RRFS Level 5 Level 5 (4,425 points)
    Currently Being Moderated
    Sep 9, 2012 1:56 PM (in response to Sunny_risu)

    That is something I've not yet seen. Two things to try. First do a



    Zap the PRAM


    • Shut down the computer.
    • Locate the following keys on the keyboard: Command, Option, P, and R. You will need to hold these keys down simultaneously in step 4.
    • Turn on the computer.
    • Press and hold the Command-Option-P-R keys. You must press this key combination before the gray screen appears.
    • Hold the keys down until the computer restarts and you hear the startup sound for the second time.
    • Release the keys.


    If that doesn't cure it startup in:


    Safe Mode


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