Leica Digisystem i780231 Manuel De L'utilisateur page 51

Changing the frequency
output
Digisystem, How to Use the Sonde
Changing to 33 kHz mode:
1. Unscrew and remove end cap.
Insert battery, positive end first.
Refit end cap securely.
2. Hold Sonde upright.
Confirm green LED is continuous.
3. Wait approximately 10 seconds for the green LED to start
flashing.
4. With the green LED flashing, the Sonde is ready for use at
33 kHz.
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