Table 1.10: Atx/At Mode Selector (Pson1) - Advantech ASMB-586 User Manual

1.8.1.6 ATX/AT mode selector (PSON1)
The ASMB-586 contains a jumper that can support ATX or AT mode. Normally this
jumper should be set with pin 2-3 closed. If you want to change to AT mode, set
PSON to 1-2 closed.

Table 1.10: ATX/AT mode selector (PSON1)

Function
AT Mode
* ATX Mode
* default setting
1.8.1.7 PCIe link switch (JPEG1, JPEG2)
The ASMB-586 contains a jumper that can switch one PCIe x16 link on
PCIEX16_SLOT6 to two PCIe x8 link or one PCIe x8 + two PCIe x4 link. Default set-
ting with pin 1-2 closed is one x16 on PCIEX16_SLOT6. For jumper settings for riser
card support please refer to Section 2.14 PCIe x16 Expansion Slot.
Table 1.11: PCIEX16_Slot6 link switch (JPEG2, JPEG1)
Function
Slot6 PCIe x16
(Default)
Slot6 PCIe
x8x8
Slot6 PCIe
x8x4x4
Jumper Setting
1 2 3
1-2 closed
1 2 3
2-3 closed
JPEG2
1 2 3
1-2 closed
1 2 3
1-2 closed
1 2 3
2-3 closed
13
JPEG1
1 2 3
1-2 closed
1 2 3
2-3 closed
1 2 3
2-3 closed
ASMB-586 User Manual