Asus TS300-E4 PX4 User Guide - Page 89

Power supply SMBus connector 5-pin PSUSMB1, ATX power connectors 24-pin ATXPWR1, 4-pin ATX12V2

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11. Power supply SMBus connector (5-pin PSUSMB1) This connector is for the power supply SMB cable, if your power supply supports the SMBus function. PSUSMB1 ® P5M2 PSU_I2CCLK PSU_I2CDATA NC GND +3.3V Remote Sense P5M2 Power Supply SMBus Connector 12. ATX power connectors (24-pin ATXPWR1, 4-pin ATX12V2) These connectors are for ATX power supply plugs. The power supply plugs are designed to fit these connectors in only one orientation. Find the proper orientation and push down firmly until the connectors completely fit. • Do not forget to connect the 4-pin ATX +12 V power plug; otherwise, the system will not boot up. ® P5M2 ATXPWR1 P5M2 ATX Power Connector +3 Volts -12 Volts Ground PSON# Ground Ground Ground -5 Volts +5 Volts +5 Volts +5 Volts Ground +3 Volts +3 Volts Ground +5 Volts Ground +5 Volts Ground Power OK +5V Standby +12 Volts +12 Volts +3 Volts ATX12V1 GND +12V DC GND +12V DC ASUS TS300-E4 4-19

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4-19
ASUS TS300-E4
11.
Power supply SMBus connector (5-pin PSUSMB1)
This connector is for the power supply SMB cable, if your power supply
supports the SMBus function.
12.
ATX power connectors (24-pin ATXPWR1, 4-pin ATX12V2)
These connectors are for ATX power supply plugs. The power supply plugs are
designed to fit these connectors in only one orientation. Find the proper orientation
and push down firmly until the connectors completely fit.
•
Do not forget to connect the 4-pin ATX +12 V power plug; otherwise, the
system will not boot up.
P5M2
P5M2 Power Supply SMBus Connector
PSUSMB1
+3.3V Remote Sense
GND
NC
PSU_I2CDA
TA
PSU_I2CCL
K
P5M2
P5M2 ATX Power Connector
+3
Volts
+3
Volts
Ground
+5
Volts
+5
Volts
Ground
Ground
Power OK
+5V Standby
+12
Volts
-5 Volts
+5
Volts
+3
Volts
-12
Volts
Ground
Ground
Ground
PSON#
Ground
+5
Volts
+12
Volts
+3
Volts
+5
Volts
Ground
AT
XPWR1
AT
X12V1
+12V D
C
GND
+12V D
C
GND