31 cpu fan connector (cn20) – AAEON AEC-6637 User Manual
Page 47
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E m b e d d e d C o n t r o l l e r
A E C - 6 6 3 7
Chapter 2 Hardware Installation
2 - 32
7 NC
8 NC
9 NC
Note:
Touch mode can be set by JP10
2.31 CPU FAN Connector (CN20)
GND
1
2
3
FAN_POWER
FAN_TAC
Pin
Pin Name
Signal Type
Signal Level
1 GND GND
2 FAN_POWER PWR
+5V
3 FAN_TAC
IN
2.32 +5V Output for SATA HDD (CN22)
+5V
GND
Pin
Pin Name
Signal Type
Signal Level
1 +5V PWR
+5V
2 GND GND
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