Advantech Data Acquisition Modules ADAM 4000 - Manual (Page 81)

I/O Modules
3-54 ADAM 4000 Series User’s Manual
Note: There is one pin showing “INIT*/DI15” on the connector of the
ADAM-4053 module. You can configure the pin define by the jumper on
PCB (refer to the image below to see its location):
Jumper Setting:
DI15 INIT* DI15 INIT*
DI15 INIT*