Minelab GPX 5000 User Manual

87Troubleshooting
No sound – Check that the detector is on (battery, power cable,
connections and LCD)
– Turn the Threshold control fully clockwise
– Turn the Volume Limit to maximum (20)
– Check that the headphones are plugged in
– Check the volume controls on the headphones
– Try using a different set of headphones or a
different battery
Threshold but no target signal – Try testing different coils with a known target
Random noise – Ground Balance again
– Re tune using the Auto Tune button
– Set the Coil/Rx switch to Cancel
– Reduce Gain
– Move away from other detectors working nearby
– Move away from thunderstorm build-up
Battery will not charge
– Check that there is power to the accessories socket using
vehicle charger
– Check the fuse in the 12V charger plug (M205–5A)
– Check the battery LED patterns (p. 20)
Battery not holding charge – Try an alternative charger adaptor
– Check power cable
– Change the battery
'Coil Overcurrent' screen
appears
– Turn the detector off, wait for a few seconds before
turning it back on again

Minelab GPX 5000 Specifications

General

Technology	MPS, DVT & SETA
Ground Balance	Automatic and Manual
Discrimination	Iron Reject
Display	LCD
Battery Life	Up to 12 hours
Coil	11" Double-D coil
Audio Output	Built-in speaker, headphone jack
Battery	Lithium-ion rechargeable battery
Length	1100 mm - 1300 mm (43.3" - 51.2")
Waterproof	Coil is waterproof; control box is not
Target Identification	Audio only
Weight	2.4 kg (5.3 lbs) including battery
Headphone Jack	6.35 mm (1/4")