*LED1
This red indicator turns on if your system is suspended to RAM. In a
suspend to RAM, the system turns off most of the power-consuming
components except for the 3.3V required to refresh the memory. If LED1
is turned on, it warns you that the computer is still active and you should
not carry out any work on the mainboard.
**LED2
This green indicator turns on whenever the system is turned on. It warns
you that the system is active and you should not carry out any work on
the mainboard.
I/O Ports Side View
Key to I/O Ports
Component Description
KBMPS2 PS/2 port for pointing device (upper port)
PS/2 port for keyboard (lower port)
LPT1 External parallel port
JS1 (Upper) External game/MIDI port
JS1 (Lower) Audio jacks for (left to right) line out, line in,
microphone
COM2 External serial port 2/4
COM1 External serial port 1/3
USB1 Two stacked Universal Serial Bus ports
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