ADLINK Technology NuDAQ cPCI-7249R, User Manual, Page: 34 / 74

20 Installation
72XX Series

User’s Manual
The physical meaning of all the jumpers are identical. The power-
on status of each port can be set independently. The default is to
pull all signals high. The following diagram use JA1 as an example
to show the possible configurations.
1. Port A of CN1 are power-on pulled high. ‘H’
2. Port A of CN1 are power-on pulled low. ‘L’
3. Port A of CN1 are power-on floating (The jumper is
removed)
2.7.2 12V Power Supply Configuration
The pin 2 and pin 4 of the CN1-CN4 50-pin OPTO-22 connectors
can be configured as 12V power supply or ground. Please refer to
the figure for the 12 volts power supply position. JP1-JP4 of 12V
power are for CN1-CN4 respectively. Connections with ground are
set as default. The following diagram shows the setting of JP2,
connecting pin 2 and pin 4 of CN2 to ground.
1 2 JA1
1 2 JA1
1 2 JA1
(12V) 1 2 (Ground) JP2