Installation Instructions
· 18 ·
EC3-1820V2NA
Pin
Signal Name
1 GND
CPUFAN1
2 +12V
Note: FAN_IO: fan speed pulse output; FAN_PWM: fan speed PWM control.
2.16 Power Connector
1. Power connector, single 12V power connector (pitch: 4.2mm)
Pin
Signal Name
1 GND
2 GND
3 +12V
PWR1
4 +12V
2. SATA Power Connector
Wafer 1×4P power connector (white, pitch: 2.54mm)
Pin
Signal Name
1 +12V
2 GND
3 GND
PWR2
4 +5V
2.17 Status Indication Control Port
1. Power switch and HDD LED port (pitch: 2.54mm)
Pin
Signal Name
Pin
Signal Name
1 PWRBTN# 2
GND
3 GND 4 RESET#
FP1
5 HDD_LED- 6