Battery
User’s Manual 23
3-Slot Cradle LED Indicators
LED Status
Power On (Blue LED)
Solid blue Dock is powered.
User LED (Green LED)
Green dimming animation
(all slots in sequence)
Cradle application start.
Flash green for 300 ms
(single slot)
Device properly locked in.
Solid green (single slot)
Could notify that the slot is unlocked (if
programmed to use green led to notify unlock
status) or it could be controlled by software
using our SDK.
Maintenance LED (Red LED)
Blink red, 1 quick pulse
(single slot)
Cradle not calibrated. Usually it is notified
simultaneously on all slots. Solution: perform
an "auto calibration" from DL Cradle Manager.
Ensure that levers are free to move.
Blink red, 2 quick pulses
(single slot)
Lever wrong position. It is open but it should be
closed or vice versa. Solution: restore the lever
position (e.g.remove the mechanical key from
the slot).
Blink red, 3 quick pulses
(single slot)
FOD (Foreign Object Detection). It’s a WLC error
related to metallic parts between transmitter
and receiver coils. The power transfer is
suspended. Solution: remove the device from
the cradle, then remove the metallic part
causing the problem.