Model: PCRW404K/00 - CDRW400Series - Internal CD Rewriter
Operating System: Windows 2000 (Note: might work with other versions of this os.)
Read instructions here:
If you want to search for this here is how I found it after many hours trying!
Go to Philips Customer Care URL here:
Click on Consumer care then select downloads. Do not use this search box.
Click on the customer care link.
Click on Self Help.
In Model/Type number type in: CDRW400Series
In Country Change to: Any Country.
The driver will appear. The frist one brings you to the download page.