Sony PCG-V505DX - Manual (Page 23)

HDD Standby Timer Controls the time it takes the system to turn off power to the hard disk drive when the system is
idle. This setting only turns off power to the hard disk drive.
i.LINK Port Controls power to the i.LINK ® port. Disabling power to the i.LINK port conserves power.
Memory Stick Port Power-saving Controls power to the Memory Stick media slot. Disabling power to the Memory Stick
slot conserves power.
Optical Drive Power-Saving Controls power to the optical drive. Disabling power to the optical drive conserves power.
1 Depending on the model c onfiguration you purc has ed, s ome power management s ettings may not be available.
2 Slows the proc es s or s peed.
Page 23