AAEON IMBM-Q87A - Manual (Page 27)

2-19 Chapter 2: Motherboard information
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!
NOTE: The CPU_FAN connector supports a CPU fan of maximum 12V/2A fan
rating.
3. CPU and chassis fan connectors (4-pin CPU_FAN1, 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.
IMBM-Q87A Fan connectors
CHA_FAN1
CHA FAN PWM
CHA FAN SENSE
CHA FAN VCC
GND
CHA_FAN2
CHA FAN PWM
CHA FAN SENSE
CHA FAN VCC
GND
CPU_FAN1
CPU FAN PWM
CPU FAN SENSE
CPU FAN VCC
GND
IMBM-Q87A MINICARD connector
MINI_CARD
4. Minicard connector
Use this connector to connect a Minicard reader.
The Mini card module is purchased separately.