D
ELTA
T
AU
P
OWER
PMAC
R
EFERENCE
JUNE-2018
P
OWER
PMAC
UMAC
ARM
CPU
B
OARD
H
ARDWARE
R
EFERENCE
10
Hardware Setup
There is virtually no hardware setup required before installation of the Power PMAC UMAC
ARM CPU board in the system.
E-Point Jumpers (Switch)
The E-point jumpers on the board have been replaced with a 4 pole switch. This is intended for
factory use only. Their functionality is listed here primarily for reference.
S1-1
: For factory use only. Must remain off
(open)
S1-2
: Should remain off (
open
) for normal operation. On (
closed
) disables the watchdog timer
circuit.
S1-3
: Enables PCIe connector when on (
closed
). To disable PCIe connector leave off (
open
)
S1-4
: For factory use only. Must remain off
(open)
