User’s Manual

2-19
Chapter 2: Motherboard information
10. ATX power connectors (24-pin EATXPWR, 4-pin ATX12V)
Correctly orient the ATX power supply plugs into these connectors and push
down rmly until the connectors completely t.
H310M-IM-A ATX power connectors
PIN 1
ATX12V
DC_IN
DC_IN
GND
GND
PIN 1
GND
+5 Volts
+5 Volts
+5 Volts
-5 Volts
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
A
B
BA
EATXPWR
11. Front panel audio connector (10-1 pin AAFP)
This connector is for a chassis-mounted front panel audio I/O module that
supports HD Audio standard. Connect one end of the front panel audio I/O
module cable to this connector.
IMPORTANT!
We recommend that you connect a high-denition front panel audio
module to this connector to avail of the motherboard’s high-denition audio
capability.
If you want to connect a high-denition front panel audio module to this
connector, set the HD Audio Controller item in the BIOS setup to [Enabled].
H310M-IM-A Front panel audio connector
AAFP
PIN 1
AGND
NC
SENSE1_RETUR
SENSE2_RETUR
PORT1 L
PORT1 R
PORT2 R
SENSE_SEND
PORT2 L
HD-audio-compliant
pin definition
PIN 1
AGND
NC
NC
NC
MIC2
MICPWR
Line out_R
NC
Line out_L
Legacy AC’97
compliant definition