Delta Tau PMAC2A-PC/104 Manual Pagina 61

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PMAC2A-PC104 Hardware Manual
Acc-1P Connector Pinouts 55
ACC-1P CONNECTOR PINOUTS
TB1 (JPWR): Power Supply
(4-Pin Terminal Block)
Top View
Pin# Symbol Function Description Notes
1 GND Common Reference Voltage
2 +5V Input Positive Supply Voltage Supplies all PMAC digital
circuits
3 +12V Input Positive Supply Voltage REF to digital GND
4 -12V Input Negative Supply Voltage REF to digital GND
This terminal block can be used to provide the input for the power supply for the circuits on the PMAC
board when it is not in a bus configuration. When the PMAC is in a bus configuration, these supplies
automatically come through the bus connector from the bus power supply; in this case, this terminal block
should not be used.
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