Norco SHB-940, Руководство пользователя, Страница: 25 / 74

SHB-940
Intel
®
Q45 based PICMG1.3 Full Size CPU Card
14
2.5.4 CPU card power supply mode select
（
JAT
）
JAT are used to select the power supply for the CPU card and the model of switching
on/off the computer.
JAT
：
JAT
Power supply mode
Close AT
Open ATX
2.5.5 PCI-E slot select
（
JP2, JP3
）
JP2, JP3 are used to select jumper of PCI-E slot , users can choose PCI-E 1
×
4 slot or
PCI-E4
×
1 slot on industrial backplane according to jumper settings.
JP2/JP3
：
COM2 RS232
（
default
）
COM2 RS422 COM2 RS485
J3 1-3 2-4 J3 3-5 4-6 J3 3-5 4-6
J4 1-3 2-4 J4 3-5 4-6 J4 3-5 4-6
J5 1-2 J5 3-4 J5 5-6 7-8