
10
xPC560S EVB User Manual
3
xPC56XXMB HARDWARE & JUMPER SETTINGS
3.1
Power Supplies
The xPC56XXMB obtains its power from the 12VDC Center Positive input
barrel connector. The following jumpers are used to configure the power
supply output:
J3
–
VSA
Tracking
Regulator
Configuration
J4
–
VPROG
Regulators
Control
Jumper
Setting
Effect
On
The
ST
L9758
tracking
regulator
VSA
tracks
the
input
voltage
at
its
TRACK_REF
pin.
Off
(default)
The
ST
L9758
tracking
regulator
VSA
tracks
5V
Jumper
Setting
Position
Effect
1+2
On
V
KAM
regulator
output
is
programmed
to
1V
Off
(default)
V
KAM
regulator
output
is
programmed
to
1.5V
3+4
On
V
STBY
regulator
output
is
programmed
to
2.6V
Off
(default)
V
STBY
regulator
output
is
programmed
to
3.3V