Ohme Go - Understanding the indicator lights

Understanding the display icons
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V2.0
Charging Checking server Attempting to
download new
Charging suspended
due to vehicle
communications error
EV Supply Equipment
(EVSE) connected, but not
ready to charge
Level 2 signal
strength
installed on device,
awaiting reboot
PIN number
needed
PUK code
needed
Ready to charge
Searching for
network
No SIM Not charging
due to schedule
No network
Level 3 signal
strength
Level 4 signal
strength
Level 5 signal
strength
GPS has secured
Level 1 signal
strength
Fault
Connection to
network denied
Connected to
server
Downloading
Connected to network,
but unable to send
or receive data
What do the LED symbols on the screen mean?