TYAN Transport GT20 (B2865 Service Manual page 61

J10 Fan Connector
J11 Fan Connector
J9 Fan Connector
52
1 FAN3_12VPWM
2 FAN3_TACH
3 GND
4 GND
5 FAN4_TACH
6 FAN4_12VPWM
1 FAN5_12VPWM
2 FAN5_TACH
3 GND
4 GND
5 FAN6_TACH
6 FAN6_12VPWM
1 FAN7_12VPWM
2 FAN7_TACH
3 GND
4 GND
5 FAN8_TACH
6 FAN8_12VPWM
Chapter 3: Replacing Pre-Installed Components