P&E Microcomputer Systems xPC56XXMB User Manual - page 12
of
37
8
xPC56XXMB User Manual
J5 – Regulators Enable & Standby
5+6
On
V
DLL
regulator output is programmed to 2.6V
Off
(default)
V
DLL
regulator output is programmed to 3.3V
Jumper
Setting
Position
Effect
1+2
On
The power regulator is always on
Off
(default)
The power regulator is in standby if jumpers
5+6 are also in the “off” position
3+4
On
VSB, VSC, and VSD tracking regulators are
disabled
Off
(default)
VSB, VSC, and VSD tracking regulators are
enabled
5+6
On
(default)
The power regulator is always on
Off
The power regulator is in standby if jumpers
1+2 are also in the “off” position
7+8
On
V
DLL
and V
CORE
regulators are disabled
Off
(default)
V
DLL
and V
CORE
regulators are enabled