BONANZA metal detector User Manual Download Page 10

 

10 

The BONANZA may seem different in operation to some detectors 
presently available.  Some practice and experimentation with the settings is 
necessary to get the best results on different sites. 
 
Users should persist and regular use over a reasonable period is likely to 
be needed to become proficient, especially in successfully locating the very 
deepest and smallest of targets.   
 
 It must always be remembered that no detector can find what is not there 

– 

nor can any detector give a signal unless the coil is passed directly over 
that target!  
 
There will always be sites on which any single detector does not work to 
peak efficiency.  All detectors and sites are different and a particular 
combination of frequency and filtering might be best on a specific site, 
although the range of accessory coils available for the BONANZA will allow 
effective operation under almost all conditions and for all types of targets.   
 
Site conditions will significantly affect depths and performance.  Heavily 
furrowed, broken ground or thick stubble are all especially difficult ground 
types to search. Sites where the ground conditions vary to a considerable 
degree may require the Ground Balance to be adjusted from time to time 
for best results. 
 
 

Care of the BONANZA  

 
All  metal  detectors  are  precision  instruments  and  require  careful  handling 
to ensure they remain in good working order. 
 
Avoid  dropping,  impacts  or  violent  shaking  of  the  detector  and  protect  it 
while transporting.   
 
The  detector  should  not  be  used  in  extremely  wet  weather  conditions, 
without protecting the control box and the battery. The coil assembly is fully 
waterproofed. 
 
If water penetrates any of the boxes, switch off the detector and remove the 
batteries.  It is suggested that the detector be placed in a warm place to dry 
out slowly.   
 
Mud  and  soil  should  be  carefully  removed,  using  a  damp  cloth  or  water 
only.    Do  not  use  detergents  or  abrasives  and  avoid  getting  water  in  the 
control boxes. 

Summary of Contents for metal detector

Page 1: ...BONANZA metal detector User Manual ...

Page 2: ...sional level page 8 If you are a professional or have extensive experience with metal detectors page 8 Search method page 8 All Metal Mode page 8 Discrimination Mode page 8 Pinpointing page 8 5 Special Modes of operation page 9 Discriminating Ground Minerals in severe mineral conditions Discriminating all types of hot rocks and metallic ore Discriminating salt water on tidal beaches and salt water...

Page 3: ...ed in any of the three basic modes of operation Auto All Metal or Discriminate The BONANZA is designed to be a general purpose metal detector capable of finding both small and large targets at extreme depths The standard coil supplied is the 10 DD and this is ideal for general searching operations There are 4 different DD search coils that can be used as accessory with the BONANZA DD shape search ...

Page 4: ...all targets at great dept Extend of detection dept not fully tested yet 7 DD at 8kHz General search coil designed for quick scan of new detecting fields and areas Very good for searching narrow spaces holes and ditches Best suited for small and medium targets in contaminated areas Each coil is tuned to a slightly different frequency within the design range to minimise interference from other Nexus...

Page 5: ...r that can be used for all types of AA size batteries alkaline or rechargeable a charging socket is provided to the battery box for connecting a charger unit To insert or change batteries remove any three of the thumb plastic screws from the base lid of the battery box the battery box is below the arm cup at the top of the detector stem and loosen the fourth screw Turn the cover to the side Insert...

Page 6: ... 0 to 10 will INCREASE the level so that Iron is increasingly not detected but high settings will result in the loss of potentially good targets Generally the discrimination level should be set as low as is possible to avoid masking the smallest and deepest desired targets Ground Minerals Hot Rocks toggle switch This switch is used to set the responses of the BONANZA to suit the soil conditions on...

Page 7: ...it that constantly monitors the condition of the batteries while the detector is powered on The test results are displayed on the front panel by a 3 colour LED which changes the light colour as the batteries are used over time When only red colour remains change the batteries or recharge if rechargeable ones are fitted for use General Operation and Setting Up Having assembled the BONANZA inserted ...

Page 8: ...n increase in the intensity of the threshold tone A strong response indicates a large or relatively shallow target and a weak response indicates a small or deep target Audio signal in All Metal Mode can not be analysed with BONANZA All Metal Mode is achieved with BONANZA by turning the Discrimination control to 0 In Discrimination Mode when the Discrimination control is set on number greater than ...

Page 9: ... water signals turn into small clicks Discriminating Against Small Targets and leaving only larger metal objects Many treasure hunters have been looking for the perfect metal detector One of those aims is for a detector that is capable to ignore or not detect at all small metal objects such as coins bottle caps even ring pulls and detect only larger metal targets such as hoards metal pots helmets ...

Page 10: ...all conditions and for all types of targets Site conditions will significantly affect depths and performance Heavily furrowed broken ground or thick stubble are all especially difficult ground types to search Sites where the ground conditions vary to a considerable degree may require the Ground Balance to be adjusted from time to time for best results Care of the BONANZA All metal detectors are pr...

Page 11: ...s Guarantee does not cover Damage due to dropping impact or accident Damage due to improper use or care of the detector Damage resulting from leakage of batteries Damage to the coil or coil cable In the event of any problem please contact us Any detector returned under Guarantee must be properly packed preferably in the box supplied and be sent by insured carrier The sender is responsible for any ...

Page 12: ...e recommended settings or use Auto mode 4 I only plug the search coil and detector does not work after that Make sure that it is the correct search coil for your Nexus model The search coils for BONANZA are not interchangeable with the Nexus Standard MkII and vice versa 5 One or more control functions does not work Make sure that you know how to use those control functions according to this User M...

Page 13: ...13 knob Take out the batteries and leave the detector near a warm place for a couple of days to dry out After that if still not working return the detector to your dealer for maintenance and repair ...

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