Sony VPCZ2390X - Manual (Page 192)

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Troubleshooting >
Optical Discs
Why can't I write data to Blu-ray Disc media?
❑ Check if your optical disc drive supports the Blu-ray Disc writing function.
❑ BD-R Disc media are not rewritable. You cannot add or erase data to or from the BD-R Disc media.
What should I do if my external optical disc drive does not work properly?
Make sure that your external optical disc drive is connected to an AC power source and the USB port. If it is not connected,
the external optical disc drive may not work properly.
!
You cannot use USB devices if you disable the USB ports in the BIOS setup screen. To enable the ports, follow the steps in Disabling Built-in Devices
(page 144) .