Asus Q470A-EM-A User Manual English - Page 26

Internal connectors

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2.6.2 Internal connectors 1. EATX power connectors (24-pin EATXPWR, 8-pin EATX12V) Correctly orient the ATX power supply plugs into these connectors and push down firmly until the connectors completely fit. A B A EATX12V EATXPWR GND GND GND GND PIN 1 B +12 Volts +12 Volts +12 Volts +12 Volts +3 Volts +12 Volts +12 Volts +5V Standby Power OK GND +5 Volts GND +5 Volts GND +3 Volts +3 Volts PIN 1 GND +5 Volts +5 Volts +5 Volts floating GND GND GND PSON# GND -12 Volts +3 Volts 2. CPU and Chassis Fan headers (4-pin CPU_FAN, 4-pin CHA_FAN 1/2/3) Connect the fan cables to the fan headers on the motherboard, ensuring that the black wire of each cable matches the ground pin of the header. A CPU_FAN A B CPU FAN PWM CPU FAN IN CPU FAN PWR GND C B CHA_FAN1 C CHA_FAN3 D D CHA_FAN2 CHA FAN PWM CHA FAN IN CHA FAN PWR GND Connector type WAFER HD 4p, 2.54mm pitch, S/T Do not forget to connect the fan cables to the fan connectors. Insufficient air flow inside the system may damage the motherboard components. These are not jumpers! Do not place jumper caps on the fan connectors! 2-18 Q470A-EM-A

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Q470A-EM-A
2-18
1.
EATX power connectors (24-pin EATXPWR, 8-pin EATX12V)
Correctly orient the ATX power supply plugs into these connectors and push
down firmly until the connectors completely fit.
A
B
EATX12V
B
A
EATXPWR
+12 Volts
+12 Volts
+12 Volts
+12 Volts
GND
GND
GND
GND
PIN 1
PIN 1
GND
+5 Volts
+5 Volts
+5 Volts
floating
GND
GND
GND
PSON#
GND
-12 Volts
+3 Volts
+3 Volts
+12 Volts
+12 Volts
+5V Standby
Power OK
GND
+5 Volts
GND
+5 Volts
GND
+3 Volts
+3 Volts
2.6.2
Internal connectors
Do not forget to connect the fan cables to the fan connectors. Insufficient air
flow inside the system may damage the motherboard components. These are
not jumpers! Do not place jumper caps on the fan connectors!
2.
CPU and Chassis Fan headers (4-pin CPU_FAN, 4-pin CHA_FAN 1/2/3)
Connect the fan cables to the fan headers on the motherboard, ensuring that
the black wire of each cable matches the ground pin of the header.
A
C
D
B
A
D
CPU_FAN
CPU FAN PWM
CPU FAN IN
CPU FAN PWR
GND
CHA FAN PWM
CHA FAN IN
CHA FAN PWR
GND
CHA_FAN2
B
CHA_FAN1
C
CHA_FAN3
Connector type
WAFER HD 4p, 2.54mm pitch, S/T