1.2 System Unit Components
1 Hardware Overview
y
Two independent 16/20/24-bit S/PDIF-Out converters support 44.1 k/48 k/96 k/192 kHz
sample rate.
y
One 16/20/24-bit S/PDIF-In converter supports 44.1 k/48 k/96 k/192 kHz sample rate.
y
High quality analog differential CD input.
y
Support external PCBEEP input and built-in digital BEEP generator.
y
Two jack detection pins each designed to detect up to 4 jacks.
y
All analog jacks are stereo input and output re-tasking for analog plug & play.
y
Built-in headphone amplifiers for each re-tasking jack.
y
Two digital GPIOs and one analog GPIO for customized applications.
KBC/EC (Keyboard Controller/Embedded Controller)
A single KBC W8769 chip is used to serve as KBC/ EC and Super IO.
y
KBC
−
Scan controller function
−
Interface controller function
y
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
y
24C02 equivalent (128 words x 16 bits, I2C interface) integrated in battery pack.
−
Storing records of battery use
Clock Generator
y
SLG8SP510
−
Generating the clock signal required for the system
Qosmio F40/F45 Maintenance Manual
19
Summary of Contents for Qosmio F40
Page 6: ...Chapter 1 Hardware Overview ...
Page 7: ...1 Hardware Overview 1 1 Features Qosmio F40 F45 Maintenance Manual 2 ...
Page 29: ...1 Hardware Overview 1 5 HD DVD ROM Qosmio F40 F45 Maintenance Manual 24 ...
Page 35: ...2 Troubleshooting 2 概要 Chapter 2 Troubleshooting 2 i Qosmio F40 F45 Maintenance Manual ...
Page 64: ...Chapter 3 Diagnostic Programs ...
Page 67: ......
Page 119: ...3 Diagnostic Programs 3 10 Peripheral 52 QosmioF40 F45 dynabook Qosmio F40 Maintenance Manual ...
Page 131: ...Chapter 4 Replacement Procedures 4 1 ...
Page 132: ...4 Replacement Procedures 4 ii Qosmio F40 F45 Maintenance Manual ...
Page 215: ...6000 1 次 Appendices ...