Chapter 2
10
Front Panel Audio Connector (CN22)
This connector give you the option of a front panel audio jack
cable ext. to be plug into a special custom designed system case.
Simply remove the two jumper caps at pin 6-13 and 7-12 then
plug it into the (optional) cable ext. connector. Pin 6-13 and 7-
12 are shorted (default) to enabled the back panel audio function.
IR/CIR Connector (IR2)
Select a UART Mode in BIOS's Integrated Peripherals menu the
UART port to support IR/CIR functions. (See section 3-4)
CPU/System Cooling Fan Connectors (FAN1/FAN2)
The board's management extension hardware is able to detect
the CPU and system fan speed in rpm (revolutions per minute).
The wiring and plug may vary depending on the manufacturer.
On standard fans, the red is positive (+12V), the black is ground,
and the yellow wire is the rotation signal.
2-4 Main Memory Configuration
The DDR SDRAM memory system consists two banks and can supports the memory
size up to
1GB
per bank
.
If you only use one bank it does not matter which one you
use and if you use two or more banks, it does not matter which bank you install first.
DDR SDRAM Specifications
DIMM type:
2.5V, Registered 64/128/256-bit DDR SDRAM
Module size:
Single/double-sided 64/128/256/512MB/1GB
Parity: Either parity or non-parity
FSB Frequency
Internal System Bus Freq.
100 MHz
200 MHz
133 MHz
266 MHz
1
