Sony PCG-VX88 VAIO User Manual page 54

Notes on using i.LINK optical disc drives

You can use the supplied Application Recovery, Driver Recovery, and System Recovery CDs with an i.LINK optical disc
drive. See Application and System Recovery CDs

Do not use an optional i.LINK optical disc drive and an optional optical disc drive with PC Card at the same time.
Connecting both drives may cause a system malfunction.
for more information.
Page 54