Checking Jumper Settings; Jumper Settings - ECS P4IBMGL2 Manual

Checking Jumper Settings

The following illustration shows the location of the mainboard jumpers. Pin 1 is
labeled.

Jumper Settings

Jumper Type
Clear CMOS
JP2 3-pin
Memory jumper
DDR/SDR
JT1 ~ JT11 20-pin DRAM Type
Selector
JP2: Clear CMOS Memory Jumper
This jumper can clear the CMOS memory. You may need to clear the CMOS
memory if the settings in the Setup Utility are incorrect that your mainboard
can't operate. To clear the CMOS memory, disconnect all the power cables,
and then move the jumper cap into the CLEAR setting for a few seconds.
Description
1-2: Normal
2-3: Clear CMOS
Short all JT1~JT10
pins: DDR
Open all JT1~JT10
pins: SDRAM
8
Setting (default)
JP2
1
JT1 ~ JT11