TYAN Transport GT20 B5161 Service Engineer's Manual page 54

J13 Fan TACH Connector
1
3
5
7
J14 Fan TACH Connector
1
3
5
7
9
11
13
15
17
19
21
J6 Fan Connector
46
GND
GND
GND
KEY PIN
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
KEY PIN
1 FAN1_12VPWM
2 FAN1_TACH
3 GND
4 GND
5 FAN2_TACH
6 FAN2_12VPWM
Chapter 3: Replacing Pre-Installed Components
2 FAN1_TACH
4 FAN2_TACH
6 FAN3_TACH
8 NC
2 FAN1_TACH
4 FAN2_TACH
6 FAN3_TACH
8 FAN4_TACH
10 FAN5_TACH
12 FAN6_TACH
14 FAN7_TACH
16 FAN8_TACH
18 FAN9_TACH
20 FAN10_TACH
22 NC