
Product Description
Maintenance and Service Guide 1–11
4 RJ-45 (network) jack Connects a network cable (not included).
5 Expansion port 2 Connects the computer to an optional 
expansion product.
✎The computer has only one 
expansion port. The term expansion 
port 2 describes the type of 
expansion port.
6 USB ports (2) Connect optional USB devices.
7 1394 port 
(select models only)
Connects an optional 1394a device such as 
a scanner, a digital camera, or a digital 
camcorder.
8 Memory Reader light 
(select models only)
On: An optional digital card is being 
accessed.
9 Memory Reader 
(select models only)
Supports the following optional digital 
cards: Secure Digital (SD) Memory Card, 
SD I/O Card, Memory Stick, Memory Stick 
Pro, MultiMediaCard, xD-Picture Card, and 
SmartMedia.
10 PC Card slot 
(select models only)
Supports an optional Type I or Type II 
32-bit (CardBus) or 16-bit PC Card.
Tabl e 1- 4
Left-Side Components (Continued)
Item Component Function