Advantech UNO 2173A/AF - Manual (Page 22)

UNO-2173A/AF User Manual 14
2.9.1 Lithium Battery Specification
• Type: BR2032 (Using CR2032 is NOT recommended)
• Output voltage: 3 V
DC
• Location: BH2, please refer to below figure
Figure 2.3: Lithium Battery Location
2.10 Power Button / Power Management
Press the "PWR" button to power on or power off UNO-2173A/AF (ATX
type). UNO-2173A/AF supports the ACPI (Advanced Configuration and
Power Interface). Besides power on/off, it support multiple suspend
modes, such as Power on Suspend (S1), Suspend to RAM (S3), Suspend
to Disk (S4). In S3 and S4 suspend mode, the power consumption can be
less than 2W which meet criteria of Energy Star.
Note: BH2 is for SRAM and BH1 is for Real Time Clock