Texas Instruments 60X Benutzerhandbuch

                                                                                                              Theory of Operation

 

This section contains a general block diagram theory of operation description of the 
Extensa 60x/65x Series Notebook Computers.

Note: Various internal components may change on future models and busses/
bus speeds are subject to change.

The Extensa 60x/65x Series Notebooks consist of eight major functions or sections 
including:

♦

System Processor - implemented on the Motherboard Assembly

♦

Memory Subsystem - implemented on the Motherboard Assembly

♦

Processor/Memory/I/O Control - implemented on the Motherboard 
Assembly

♦

Keyboard Subsystem - implemented on the Motherboard and the Keyboard 
Assemblies

♦

Video Subsystem - implemented on the Top Board and on the LCD Display 
Assembly

♦

Sound Subsystem - implemented on the Motherboard Assembly.

♦

Touchpad Mouse Subsystem- implemented on the Touchpad assembly and 
on the Motherboard Assembly

♦

Hard Disk Drive Subsystem - implemented on the Motherboard Assembly 
and the Hard Disk Drive Assembly

♦

Floppy Disk Drive Subsystem - implemented on the Motherboard and Floppy 
Disk Drive Assembly

♦

Power Subsystem - implemented on the Power Supply Board, Inverter Board, 
battery packs, and AC adapter