Minelab MF5 Service Manual page 12

MF5 Service Manual
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h. Volume Control Test. The volume control test adjusts the audio volume of all tones
emitted by the detector and is conducted as follows:
•
Switch on the detector.
•
Short press the volume decrease button several times and confirm that the audio tones
decrease in volume.
•
Short press the volume increase button several times and confirm that the audio tones
increase in volume.
•
The MF5 will beep with every adjustment of audio volume and will give a double beep
when the default audio volume setting is selected.
i. Mode Button Test. The mode button test confirms the MF5 operates in all three sensor
modes; detection mode, interrogate mode and pinpoint mode. Check the mode button as
follows:
•
Turn on the detector.
•
Confirm the MF5 is in the default detection mode by checking that all targets have the
same tone and have volume proportional to the size and proximity of the target, an iron
nail will sound like a copper coin in detection mode.
•
Press and release the mode button, the MF5 will entre interrogate mode.
•
Confirm the MF5 gives a low–pitched beep for a ferrous (Fe, iron) target and a high-pitched
beep for a non-ferrous target (like copper, aluminium and carbon)
•
Press the mode button and confirm the MF5 switches to detection mode.
j. Tactical Mode Test. The tactical mode test confirms the MF5 too; speaker audio off, LEDs
on IR, Vibration on. To conduct the test:
•
Factory Reset the detector.
•
Press and hold mode button then press the Power Button. Confirm the MF5 changes too
tactical mode, main speaker muted, IR LEDs activated, vibration activated and audio
available via Earset.
•
The MF5 will stay in tactical mode even if it is turned off and on or batteries are removed.
It is possible to turn LED display, main speaker and vibration on and off whilst in tactical
mode.
•
To exit tactical mode press and hold mode button then press the power button or factory
reset the detector.
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