Vecow ECS-9210 User Manual page 52

2.4.12 RTC Battery
The system's real-time clock is powered by a lithium battery. It is equipped with
Panasonic BR2032 190mAh lithium battery. It is recommended that you do not
have to get the lithium battery on your own. If the battery needs to be changed,
please contact the Vecow RMA service team.
2.4.13 FAN Header
Fan power connector supports for additional thermal requirements. The pin
assignments of FAN 1 and FAN 2 are listed in the following diagram:
Pin out:
Pin No.
1
3 Fan speed sensor
Battery
FAN1
Function
GND
GETTING TO KNOW YOUR ECS-9200/9100
Pin No. Function
2 +12V (1.5A max)
4 Fan PWM
FAN2
45