D
ELTA
T
AU
P
OWER
PMAC
R
EFERENCE
JUNE-2018
P
OWER
PMAC
UMAC
ARM
CPU
B
OARD
H
ARDWARE
R
EFERENCE
21
J53 PCIe POWER (4-PIN CONNECTOR)
[ 4 3 2 1 ]
Front View
PIN #
SYMBOL
FUNCTION
DESCRIPTION
NOTES
1
GND
OUTPUT
REF. VOLTAGE
2
N.C.
BIDIRECT.
3
+12V OUT
BIDIRECT.
OUTPUT FROM
INTERNAL 12V
POWER SUPPLY
JUMPER FROM 3-4 TO
SUPPLY 12V FROM BUILT
IN REGULATOR TO PCIE
CONNECTOR
4
+V12 PCIe
COMMON
CONNECTION TO
PCIe 12V