User's Manual

1.2 System Unit Components 1 Hardware Overview
Satellite/Satellite Pro/L630/L635 Maintenance Manual 15
 Digital microphone interface with internal MIC boost supporting
 Jack sense detects up to 4 jacks using only one sense pin
 Digital Mixer
 +3.3V analog and I/O operation; uses Vaux for power management modes
 Audio Director for Headphone and Internal Speakers Redirection
 Smart Audio GUI - advanced audio control
 KBC/EC (Keyboard Controller/Embedded Controller)
A KBC WINBOND NPCE781LA0DX chip is used to serve as KBC/EC and Super IO:
 KBC
 Scan controller function
 Interface controller function
 EC
 Power supply sequence control
 Overheat shutdown support
 LED control
 Beep control
 Device ON/OFF
 Cooling fan speed control
 Universal I/O port
 Battery capacity check
 Flash memory reprogramming function
 EC access interface
 I2C communication control
 Battery EEPROM
 24C02 equivalent (128 words x 16 bits, I2C interface) integrated in battery pack
 Storing records of battery use
 Clock Generator
 ICS ICS9LPRS3197
 Generating the clock signal required for the system
 LAN Controller