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12. CPU and system fan connectors
(3-pin CPU_FAN1/2, REAR_FAN1/2, FRNT_FAN1/2)
The fan connectors support cooling fans of 350mA~740mA (8.88W
max.) or a total of 2.1A~4.44A (53.28W max.) at +12V. Connect the fan
cables to the fan connectors on the motherboard, making sure that the
black wire of each cable matches the ground pin of the connector.
PCH-DR
PCH-DR Fan Connectors
Do not forget to connect the fan cables to the fan connectors. Lack of
sufficient air flow within the system may damage the motherboard
components. These are not jumpers! DO NOT place jumper caps on
the fan connectors!
13. USB 2.0 connector (10-1 pin USB34)
This USB connector is available for two additional USB ports. The
connector complies with USB 2.0 specification that supports up to 480
Mbps connection speed.
PCH-DR
PCH-DR USB 2.0 Connector
ASUS PCH-DR motherboard
CPU_FAN2
Rotation
+12V
GND
REAR_FAN1
REAR_FAN2
CPU_FAN1
FRNT_FAN1
FRNT_FAN2
USB34
2-31
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