11
Key to Mainboard Components
Component
Description
ATX1
Connector for ATX power supply
CPUFAN1
Power connector for CPU cooling fan
DIMM1/2/3
Three slots for 168-pin SDRAM memory module
LED1
Red 3VSB LED for SDRAM
IDE1/2
Primary and secondary IDE channels
FDD1
Connector for floppy disk drives
J1
Chassis open detect jumper
SIR1
Connector for optional infrared port
CD1
Audio connector for CD-ROM/DVD drive
CD2
Auxiliary audio connector for CD-ROM/DVD drive
AGP1
Accelerated Graphics Port (AGP) slot
PCI1 ~ PCI6
Six 32-bit PCI slots
CNR1
Communications Networking Riser
BT1
3 volt battery for realtime clock
PANEL1
Panel connector for switches and indicators
USB1
Connector for front panel USB 3 and 4
WOL1
Connector for LAN wake up
WOM1
Connector for modem wake up
CASFAN1
Power connector for case cooling fan
Notes:
•
LED1: The red indicator LED1 turns on if your system is pow-
ered on. You should not install or uninstall memory modules
when LED1 is lit.
•
J1: This 2-pin jumper is the chassis open detection jumper. A
cap on the chassis is released when the chassis is opened
causing the jumper to be open, at which time you will receive
a warning that the chassis is open at system startup.
Key to Jumpers
Jumper
Description
JP1
Clear BIOS jumper
JP2
BIOS flash protect jumper
JP3
Keyboard power on jumper
JP4
CPU frequency select jumper (66 ~ 100 MHz)
JP6
CPU frequency select jumper (100 ~ 133 MHz)
JP8 ~ JP12
CPU core voltage jumpers
Summary of Contents for MS7057C
Page 40: ...34 Notes ...
Page 70: ...64 Notes ...