Internal Design

The motherboard PCA is the central component of the notebook’s design, and plays a role in virtually all system functions. The CPU module and most other subsystems connect to the motherboard.

The following figure shows the connections among the notebook’s replaceable electronic modules. In addition, the table on page 1-18 lists the roles that the replaceable modules play in each of the notebook’s functional subsystems.

Display

Assembly

CPU Module

Video PCA

Switchboard PCA

Top Case

(speakers, touch pad, click buttons)

Mini-PCI

PCA

Motherboard PCA

Heatsink/fan

assembly

CD-ROM or DVD

Module

PCMCIA

PCMCIA

Cards

Sockets (2)

Floppy Disk

Drive

SDRAM Module

Earphone

CD Player

Keyboard

Battery

PCA

PCA

 

 

 

Hard Disk

Drive

Figure 1-8. Replaceable Module Diagram

1-18 Product Information

HP OmniBook XE3