EPIA-M860 User Manual
17
2.2.4.
CMOS Battery Slot
Depending on the manufacturing option, the mainboard will either be equipped with a CMOS battery slot or a 2-prong
cable CMOS battery connector. The default option is the CMOS battery slot, which is compatible with CR2032 coin
batteries. The CMOS battery slot is labeled as “BAT2”. If equipped, the 2-prong cable CMOS battery connector will be
labeled as “BAT1”.
Pin Signal
1
Ground
2
+3V
3
1
Ground
Table 11: CMOS battery slot/connector pinout
Figure 16: CMOS battery slot/connector
Note:
The cable CMOS battery connector does not have a third pin.