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11

Tonda GT Chronograph

PF071

CHRONOGRAPH

Description of the push-buttons

A. Start and stop push-button

B. Reset push-button

1. Pressing push-button A once starts the chronograph. 
2. A second press on push-button A stops the chronograph. To resume timing, 

press button A again.

3. When timing is stopped, pressing push-button B returns the chronograph 

hand and the counters to zero. 

Note: a complete reset can only be done when the chronograph is stopped.

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