Table 1.8: (Cpufan_Sel1, Sysfan_Sel1); Table 1.9: Atx/At Mode Selector (Pson1); Table 1.10: Pcie X16 Slot Switch (Jcfg1); System Memory - Advantech ASMB-781 User Manual

CPU,SYSTEM fan PWM/DC mode selection(CPUFAN_SEL1, SYSFAN_SEL1)
The ASMB-781 contains a jumper that can support PWM or DC mode, Normally this
jumper should be set with pin 1-2 closed. If you want to change to DC mode, set
CPUFAN_SEL1, SYSFAN_SEL1 to 2-3 closed for disable.

Table 1.8: (CPUFAN_SEL1, SYSFAN_SEL1)

Function
*PWM mode
DC mode

Table 1.9: ATX/AT mode selector (PSON1)

Function
AT Mode
* ATX Mode
* default setting
PCIe x16 slot(slot6) switch(JCFG1)
The ASMB-781 contains a jumper that can assign PCI-E port (slot 6) to 1 x 16 link
(Default) or 2 x 8 link for riser card use. Normally this jumper should be set with pin 1-
2 closed. If you want to support riser card, set JCFG1 to 2-3 closed.

Table 1.10: PCIe x16 slot switch (JCFG1)

Function
*1 x 16 link
2 x 8 link
1.9

System Memory

ASMB-781 has four 240-pin memory sockets for DDR3 ECC/Non-ECC 1066/1333
MHz memory modules with maximum capacity of 32GB (Maximum 8GB for each
DIMM).
Please note that both versions ASMB-781 do NOT support registered DIMMs
(RDIMMs).
Brand
Transcend
InnoDisk
Transcend
ASMB-781 User Manual
Jumper Setting
1-2 closed (add jumper diagram)
2-3 closed (add jumper diagram)
Jumper Setting
1 2 3
1 2 3
Jumper Setting
1-2 closed (add jumper diagram)
2-3 closed (add jumper diagram)
Size Speed
1GB 1333 MHz
2GB 1333 MHz
4GB 1333 MHz
4GB 1333 MHz
1GB 1333 MHz
4GB 1333 MHz
1-2 closed
2-3 closed
Vendor PN Advantech PN
NA
NA
NA
NA
96D3-1G1333NN-TR
96D3-4G1333NN-TR
10
ECC
Yes
Yes
Yes
Yes
No
No