1.2 System Unit Components
1 Hardware Overview
Satellite L300D/L305D/Satellite Pro L300D/EQUIUM L300D/SATEGO L300D
Maintenance Manual
15
4 GPIOs (GPIO0/GPIO3 are digital GPIO shared with digital MIC interface,
GPIO1/GPIO2 are analog) for customized applications
High quality analog differential CD input
2 jack detection pins each designed to detect up to 4 jacks
Supports hardware digital volume control for digital microphone input
Supports external PCBEEP input and built-in digital BEEP generator
KBC/EC (Keyboard Controller/Embedded Controller)
A KBC WINBOND WPCE775L 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
Realtek RTM880T-797
−
Generating the clock signal required for the system
Modem Controller
Built-in MDC card with Askey / Foxconn / Lite-On. Functions of modem controller:
Digital signal conductor protection
Содержание Satellite L300 Series
Страница 13: ...Chapter 1 Hardware Overview ...
Страница 14: ...1 Hardware Overview ii Satellite L300D L305D Satellite Pro L300D EQUIUM L300D SATEGO L300D Maintenance Manual ...
Страница 62: ...Chapter Diagnostic Programs ...
Страница 65: ......
Страница 99: ...3 Diagnostic Programs 3 5 System Test 34 ...
Страница 119: ...3 Diagnostic Programs 3 10 Peripheral 54 NOTE 1 AMD platform can t support this Test item ...
Страница 129: ...Chapter 4 Replacement Procedures 4 1 ...
Страница 130: ...4 Replacement Procedures 4 ii Satellite L300D L305D Satellite Pro L300D EQUIUM L300D SATEGO L300D Maintenance Manual ...
Страница 190: ...6000 1 Appendices ...