11 on board power supply – ADLINK Hurricane-QM57 User Manual
Page 41
TME-EPIC-HURQM-R2V9 Revision
2.9
Page 35 of 74
3.11
On Board Power Supply
The ATX power supply generates all necessary voltages.
The 3.3V (also 5V, 12V, (-12V)) available on the PC104 Plus and PCI/104-Express Connectors is delivered
directly from the external power supply unit, so refer to the specification of your power supply unit for
information on maximum available power on the PCI104 Plus and PCI/104-Express connectors.
Power Connector (X26)
Connector type: ATX-Power Connector
Pin
Signal
Pin
Signal
11
+3V3
1
+3V3
12
-12V
2
+3V3
13
GND
3
GND
14
Power Supply ON
4
+5V
15
GND
5
GND
16
GND
6
+5V
17
GND
7
GND
18
-5V
8
Power OK
19
+5V
9
+5V (stand by)
20
+5V
10
+12V
Note The board can not be supplied over PCI/104-Express or PC/104 plus bus.
Real Time Clock Backup
There is a changeable battery on board. It is required to power the real-time clock (RTC) if the power supply is
switched off.
Battery Type:
BR1632, 3 Volt