Smart Power Systems SBP TBF UPS 1000-2000VA - Manual (Page 4)

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3.System Description
Front Panel — LED
1. Fault LED
2. AC Mode: Load Level LEDs
Backup Mode: Battery Capacity LEDs
3. AC Mode: Green Lighting
Backup Mode: Green Flashing
4. Power “ON/OFF” Switch
+ -
Back Panel
SBP1400TBF/SBP2000TBF
SBP1000TBF
1. USB Port (Option)
2. Cooling Fan
3. Modem/Phone/Network Line
Surge Protection
4. Circuit Breaker
5. AC Output
6. AC Input