Intel E7520 ユーザーズマニュアル
Dual-Core Intel
®
Xeon
®
processor LV with Intel
®
E7520 Chipset and Intel
®
6300ESB ICH
April 2007
User’s Manual
Order Number: 311274-009
51
Dual-Core Intel Xeon processor LV / E7520 Chipset / 6300ESB ICH
6.4
Jumpers
The evaluation board has a number of jumpers that control various functions of the
system.
presents the descriptions of the jumpers and their settings.
Table 16.
Jumpers and Jumper Functions
Jumper
Function / Default Setting
Comments
J9E2
ITP Mode / 1-2 and 3-4
2-4 = UP
1-2 and 3-4 = DP
1-2 and 3-4 = DP
J7K2
CPU 0 Fan Override / 1-2
J6K1
CPU 1 Fan Override / 1-2
J4G1
Clear CMOS / 1-2
1-2 = Normal use
2-3 = Clear CMOS
2-3 = Clear CMOS
J3K1
CPU1 VIDs / 1.325 V (one jumper on position 5)
J4A1
5 V
AUX
enable / 1-2
J4B1
3.3 V
AUX
Enable / 1-2
J8E1
S3 Enable / 1-2
J4F6
Memory PLL0 / 1-2
Valid for both FSB speeds
J3J1
CPU BSEL 0 / Open
Open = 667 MT/s
2-3 = 533 MT/s
2-3 = 533 MT/s