Install Cpu - JETWAY 601CFR4A User Manual

566/128/66/1.5V
566 : CPU internal frequency, where here is 566MHz
128 : the size of L2 cache, where here is 128K
66 : front side bus frequency, where here is 66MHz
1.5V : the voltage for the CPU
2-3-2 Setting CPU Bus Clock Jumper
Setting the CPU Front Side Bus Frequency
The motherboard uses jumper JMP1 for the front side bus frequency setting as shown
from the table below:
CPU (MHz)
AUTO
66 MHz
100 MHz
133 MHz
Example: Using a Pentium
PC-133 SDRAM module, the setting of JPM1 will be all OFF. Will form CPU
BUS CLOCK be 133MHz.
For experience user looking for over clocking, please refer to sec 2-3-4

2-3-3 Install CPU

This motherboard provides a ZIF socket 370.
motherboard should have a cooling FAN attached to prevent overheating. If this is not the
case, then purchase a correct cooling FAN before you turn on your system.
WARNING! Be sure that there is sufficient air circulation across the processor's
heatsink and CPU cooling FAN is working correctly, otherwise it
may cause the processor and motherboard overheat and damage, you
may install an auxiliary cooling FAN, if necessary.
To install a CPU, first turn off your system and remove its cover. Locate the ZIF
socket and open it by first pulling the level sideways away from the socket then
upward to a 90-degree angle. Insert the CPU with the correct orientation as shown
below. The notched corner should point toward the end of the level. Because the CPU
1-2 3-4
ON ON
OFF OFF
OFF OFF
OFF OFF

III 866 CPU with front side bus frequency of 133MHz and
5-6 7-8
OFF OFF
ON ON
OFF ON
OFF OFF
The CPU that comes with the
9
* Default