8
NOTE: 1. Before installing the CPU, Please check the CPU Frequency and Clock Ratio from
your supplier.
2. For Cyrix/IBM 6X86MX series, please double check the CPU’s Frequency and Clock
Ratio.
1. CMOS RAM: JP7 (Yellow color selector)
WARNING: Make sure your computer is POWER OFF when you are CLEAR CMOS.
Connect a jumper Cap over this jumper for a few seconds, will clears information
stored in the CMOS RAM Chip that input by user, such as hard disk information and
passwords. After CLEAR CMOS, you must enter the BIOS setup (by holding down
<DEL> during power-up) to re-enter BIOS information (see BIOS SETUP).
Selections
JP7
Normal 2-3
(Default)
Clear
CMOS 1-2
(momentarily)
JP7
Normal
1
2
3
CMOS RAM (Normal / Clear CMOS Data)
JP7
Clear CMOS
1
2
3
2-3-2 System Memory (DRAM)
This main board supports three 168-pins DIMM modules, the Max Memory Size is 768MB
Because of the VGA share memory function, the system must always occupy BANK0
(DIMM1)to booting.
DIMM 1
DIMM 2
DIMM 3
System can be
Accept or Not
168-pin DIMM
×
×
Accept
168-pin DIMM
168-pin DIMM
×
Accept
168-pin DIMM
×
168-Pin DIMM
Accept
168-pin DIMM
168-pin DIMM
168-pin DIMM
Accept
×
168-pin DIMM
×
Not
Accept
×
×
168-pin DIMM
Not Accept
×
168-pin DIMM
168-pin DIMM
Not Accept
∗
The SDRAM clock can choice Synchronous(# SD open) or Asynchronous(# SD
closed) by the jumper setting of JP2 .