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F3 INSTRUCTOR NOTES

Minelab Countermine Division Safety Through Excellence

Procedures.

NOTE

Noise Cancel and Audio Reset procedures can be performed at any time the

Threshold Tone becomes noisy, uneven, or rises in volume. Having completed

STEPS 1, 2 and 3 the F3 remembers the Ground Balance setting even after the

detector has been switched off. After Noise Cancel is completed the F3

remembers the frequency selected to minimize interference, even if the detector

is switched off.



Eighteen

Summary of Procedures

 Explain the following summary of procedures.

• Remember that:

o Optional Procedures can be performed at any time during

operations but the F3 cannot be used for detection of targets

during these procedures.

STEP 1

SWITCH ON

STEP 2

GROUND BALANCE

STEP 3

TEST PIECE

NOISE

CANCEL

AUDIO

RESET

Optional

Procedure

Threshold

ouder than

Normal

Threshold

Noisy/Uneven?

1 2 ... 16 17 18 19 20 21 22 23 24 25 26 ... 35 36

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