User's Manual

– 4 –
RetrievalKey Features Lock/Unlock Signals
UNLOCKING CARTS
1. Hold the Retrieval Key 12 feet / 4 meters away from the Gatekeeper Athena
wheels and hold the Retrieval Key 3 feet/ 1 meter away from the Gatekeeper
wheels. For best results, angle the bottom of the Retrieval Key so it is oriented
towards the Gatekeeper wheel (Figure 1).
2. Point the Retrieval Key at the Gatekeeper Athena wheel and depress the
“Unlock” button. Once unlocked, the Gatekeeper wheel will remain unlocked for
ten (10) seconds even if left at the perimeter boundary.
LOCKING CARTS
1. Hold the Retrieval Key 3 feet / 1 meter away from the Gatekeeper wheel. For
best results, angle the bottom of the Retrieval Key so it is oriented towards the
Gatekeeper wheel (Figure 1),
2. Point the Retrieval Key at the Gatekeeper wheel and depress the “Lock”
button.
This will reset the Gatekeeper wheel to accept the unlock signal.
Figure 1