HP 4730S, 4530S manual Right

Component		Description
(8)	ExpressCard slot	Reads and writes to ExpressCards.
(9)	USB port	Connects an optional USB device.
(10)	USB port	Connects an optional USB device.

Right

Component		Description
(1)	USB ports (2)	Connect optional USB devices.
(2)	RJ-11 (modem) jack (select models only)	Connects a modem cable.
(3)	Optical drive	Reads and writes (select models only) to an optical disc.
(4)	Optical drive light	Lights when optical drive is active.
(5)	Optical drive eject button	Ejects the optical drive.

16 Chapter 2 External component identification