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2.
Chassis fan connectors (4-pin CHA_FAN1)
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.
EMB-BT1 Chassis fan connector
CAUTION: 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!
3.
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.
EMB-BT1 Front panel audio connector
IMPORTANT: We recommend that you connect a high-definition front panel
audio module to this connector to avail of the motherboard's high-definition
audio capability.
Chapter 2: Motherboard information
CHA_FAN1
AAFP
PIN 1
HD-audio-compliant
pin definition
compliant definition
Legacy AC'97
2-15
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