
Section III
Operation
006-0007097 02/14/2019
Rev E
29 of 52
UPS-1250DC Guide www.synqor.com
Load Power Indicators (LEDs in positions B0 – B3)
The LEDs in positions B0 through B3 indicate the output power of the UPS according to the table below:
LED Appearance
Description
Indication
B0 Dimmed Green;B1-B3 Off
Total Load Power <25%
B0 Green; B1 Dimmed Green; B2-B3 Off
Total Load Power <50%
B0, B1 Green;
B2 Dimmed Green; B3 Off
Total Load Power <75%
B0, B1, B2 Green;
B3 Dimmed Green
Total Load Power <100%
B0; B1; B2 Green;
B3 Blinking Red
Total Load Power ≥100%
Battery State-of-Charge Indicators (LEDs in positions E0 – E3)
The LEDs in positions E0 through E3 indicate the state-of-charge of the internal battery pack, as well as
whether the battery pack is on standby or being charged (Blinking Amber) or discharged (Blinking Red),
according to the table below.
LED Appearance
Indication
Standby
Discharging
Charging
NA
NA
Battery Charge <10%
Battery Charge <25%
Battery Charge >25%
Battery Charge >50%
Battery Charge >75%
NA
NA
Battery Charge =100%
NA
NA
Battery Charge =100%
(Cell Balancing
is Occurring)