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Chapter 1: Product introduction
Chapter 1
7. CPU and chassis fan connectors (4-pin CPU_FAN; 4-pin CHA_FAN1/2)
Connect the fan cables to the fan connectors on the motherboard, ensuring that the
black wire of each cable matches the ground pin of the connector.
DO NOT forget to connect the fan cables to the fan connectors. Insufcient air ow inside
the system may damage the motherboard components. These are not jumpers! Do not
place jumper caps on the fan connectors!
• The CPU_FAN connector supports the CPU fan of maximum 1A (12 W) fan power.
• Only 4-pin CPU fans and chassis fans support the ASUS FAN Xpert 2 feature.
CHA_FAN2
CHA FAN PWM
CHA FAN IN
CHA FAN PWR
GND
CHA_FAN1
CHA FAN PWM
CHA FAN IN
CHA FAN PWR
GND
CPU_FAN
CPU FAN PWM
CPU FAN IN
CPU FAN PWR
GND
H87M-PLUS
H87M-PLUS Fan connectors
1
1
2
3
2
3
8. Front panel audio connector (10-1 pin AAFP)
This connector is for a chassis-mounted front panel audio I/O module that supports
either HD Audio or legacy AC`97 audio standard. Connect one end of the front panel
audio I/O module cable to this connector.
• We recommend that you connect a high-denition front panel audio module to this
connector to avail of the motherboard’s high-denition audio capability.
• If you want to connect a high-denition or an AC’97 front panel audio module to this
connector, set the Front Panel Type item in the BIOS setup to [HD] or [AC97].
H87M-PLUS
H87M-PLUS Front panel audio connector
AAFP
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