Kronos 4000 series User Manual page 79

13. Route the charger board cable back to its connection on the main board and
plug in the cable.
Number
1
2
14. Plug the transformer back into the AC power source.
15. Test the battery backup by watching the amber LED on the front of the Series
4000 timeclock. When you remove AC power while the battery backup option
is installed, the amber LED flashes on and off, indicating that the timeclock is
being powered by battery. When you restore AC power, the LED lights
continuously.
Series 4000 Badge Timeclock User's Guide
Description
Battery charger board cable
Charger board connection to the main board
Servicing the Timeclock
4-31