LEICA TPS1200 - Manual (Page 60)

60 TPS1200 Operation
Description of LED Indicators
IF the is THEN
TRK off no satellites are tracked.
flashing green less than four satellites are tracked, a position is not
yet available.
green enough satellites are tracked to compute a position.
BT green Bluetooth is in data mode and ready for connecting.
purple Bluetooth is connecting.
blue Bluetooth has connected.
flashing blue data is being transferred.
PWR off power is off.
green power is okay.
flashing green power is low. The remaining time for which enough
power is available depends on the type of survey, the
temperature and the age of the battery.