S2 : Cpu Frequency Selector - Acorp 6A815EP User Manual

2-2-4 S2 : CPU Frequency Selector

S2 is a 2-port connector which provides CPU Frequency selection. Please select
the right ratio according to your CPU and set details as below.
CPU SDRAM
66 MHz 100MHz
133MHz 133MHz
100MHz 100MHz
133MHz 100MHz
The CPU frequency is automatically detected .The default setting
(1-2 ON) allows the system to detect Celeron processors at startup.
INTEL 815EP
S2 Clock Selector
1 2
ON ON
ON OFF
OFF ON
OFF OFF
12
S2:CPU Frequency
Selector
S2
1
2
(Default)
1
ON
2
1
ON
2
1
ON
2
1
ON
2