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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
Jumper Setting
On
Off (default)
J4 – VPROG Regulators Control
xPC56XXMB User Manual
Effect
The ST L9758 tracking regulator VSA tracks the input
voltage at its TRACK_REF pin.
The ST L9758 tracking regulator VSA tracks 5V
Jumper
Position
Setting
On
1+2
Off
(default)
On
3+4
Off
(default)
Effect
V
regulator output is programmed to 1V
KAM
V
regulator output is programmed to 1.5V
KAM
V
regulator output is programmed to 2.6V
STBY
V
regulator output is programmed to 3.3V
STBY
7
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