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2. 07 – FAN Connectors with Speed Control (J21~J25, J33, J34)
Pin_4:
Speed control
Pin_3
: Tachometer
Pin_2
: +12V
Pin_1
Pin_1
: GND
2.08 – 2 x 7 Pin Fan Connector (J27)
NOTE: This 2 x 7 Pin Fan Connector is
for Tyan Barebone use only.
Signal
Pin
Pin
Signal
BB_FAN1_TACH
1 2
NC
BB_FAN2_TACH
3 4
NC
BB_FAN3_TACH
5 6
NC
BB_FAN4_TACH
7 8
NC
BB_FAN5_TACH
9 10
NC
GND
11
12
Key
GND
13
14
FAN1_PWM