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Pin assignment of internal ports
USB
C/D - dual channel
E/F - dual channel
(internal or external via special cable)
Pin
1
3
5
7
9
Fan 1
(processor fan - only for 3 pin fans)
Pin
1
2
3
Fan 2
(system fan - only for 3 pin fans)
Pin
1
2
3
12 - English
Signal
VCC C
Data negative C
Data positive C
GND
Key
Fix Fan voltage (+12 V, max. 1 A)
Fix Fan voltage (+12 V, max. 1 A)
Pin
2
4
6
8
10
Signal
GND
Fan sense
Signal
GND
Fan sense
1
2
Signal
VCC D
Data negative D
Data positive D
GND
not connected
1
1
A26361-D1555-Z121-2-6319
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