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Table 16 Power and GND Signal Descriptions
Signal
Description
I/O
PU/PD Comment
VCC_12V
Primary power input: +12V nominal. All available VCC_12V pins on the connector(s) shall be used.
P
VCC_5V_SBY
Standby power input: +5.0V nominal. If VCC5_SBY is used, all available VCC_5V_SBY pins on the
connector(s) shall be used. Only used for standby and suspend functions. May be left unconnected
if these functions are not used in the system design.
P
VCC_RTC
Real-time clock circuit-power input. Nom3.0V.
P
GND
Ground - DC power and signal and AC signal return path.
All available GND connector pins shall be used and tied to Carrier Board GND plane.
P
