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Understanding JEM Color/Light Patterns

JEM Device

The following table summarizes the main light signals emitted by the JEM device.
Color/Meaning
Required Action
JEM seeks a Bluetooth connection with JEMPass app.
If pattern persists for more than 5-7s, troubleshoot.
JEM connected to JEMPass app.
Expected behavior. No action required. JEM will perform assigned job.
JEM waiting for fingerprint
Place and lift enrolled finger on JEM sensor. Video.
IMPORTANT - if you are not trying to use JEM to sign in or decrypt a saved credential, DO NOT scan your fingerprint.
Fingerprint scan or verification failed
Try scanning fingerprint again. Video.

Charging Dock

The following table summarizes the various light signals emitted by the JEM device.
Color/Meaning
Required Action
No light
Indicates Dock is not receiving power
Plug Dock to USB power source or change the USB power source. See detailed instructions. Ensure cable is plugged in securely at both ends. If problem persists, troubleshoot.
Steady orange glow - No JEM on Dock
JEM Dock is receiving power
No action required
Steady orange glow - JEM is on Dock
JEM Dock is receiving power but JEM is NOT charging correctly
Please verify that the contact pads at the bottom of the JEM device line up correctly with the contact pins of the Charging Dock. See detailed instructions.
Steady red glow
JEM Dock is receiving power • JEM device correctly placed on the Dock and is receiving charging current
No action required
Steady green glow
JEM is adequately charged
No action required