84
Chapter 5
Front USB Connector
The front USB connectors (JUSB1, JUSB2, and JUSB3), compliant with Intel(R) I/O Connectivity Design
Guide, is ideal for connecting high-speed USB interface peripherals such as USB HDD, digital cameras, MP3
play connects to high-speed USB interface peripherals.
Chassis Intrusion Connector
The chassis intrusion connector (JCI1) connects to the chassis intrusion switch cable. If the chassis is opened,
the chassis intrusion mechanism will be activated. The system will record this status and show a warning
message on the screen. To clear the warning, you must enter the CMOS setup utility and clear the record.
Front Panel Auido Connector
This connector allows you to connect the front panel audio and is compliant with Intel(R) I/O Connectivity
Design Guide.
HD Auido Pin Definition
Pin
Signal
Pin
Signal
1
VCC
6
USB1+
2
VCC
7
GND
3
USB0-
8
GND
4
USB1-
9
Key (no pin)
5
USB0+
10
USBOC
Pin
Signal
Description
1
MIC_L
Microphone- Left channel
2
GND
Ground
3
MIC_R
Microphone- Right channel
4
NC
No control
5
LINEout_R
Analog Port-Right channel
6
MIC_JD
Jack detection return from front panel microphone
JACK1
7
Front_JD
Jack detection sense lin from the High Definition
Audio CODEC jack detection resistor network
8
NC
No control
9
LINEout_L
Analog Port-Left channel
10
LINEout_JD
Jack detection return from frontpanel JACK2
JCI1
1
2
GND
CINTRU
Содержание Aspire G7750 Series
Страница 34: ...26 Chapter 2 ...
Страница 45: ...Chapter 3 37 5 Pull the bezel away from the chassis ...
Страница 48: ...40 Chapter 3 7 Disconnect the power cables from the video cards then remove the cards ...
Страница 55: ...Chapter 3 47 8 Slide the backplane board forward 1 then remove the board from the HDD cage 2 ...
Страница 72: ...64 Chapter 3 ...
Страница 86: ...78 Chapter 4 ...
Страница 87: ...Chapter 5 79 System Block Diagram System Block Diagram and Board Layout Chapter 5 ...
Страница 96: ...90 Chapter 6 Aspire G7750 Series Exploded Diagram ...
Страница 102: ...96 Chapter 6 ...