As we can see, Playstation 1 CD cannot be played on PC, because there is not application in those PC.
follow my instruction to play those CD in your PC..
1. find aplication named ePSXe, you can find it easely
2. second, find BIOS for ePSXe, you can look the sample in this above
Now you can play some Playstation game in PC, however, better if you extract the contain of the CD and save it into computer with ISO format.
follow the instruction below to make ISO file from your Playstation game CD
1. download application name UltraISO, and install it into your PC
2. open the UltraISO application, and insert your Playstation 1 CD into your CD/DVD-ROM PC
3. now you'll have to make ISO file
all done! now you can play the Playstation 1 game in your PC!