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DETECTING WITH PINPOINT 

Notes:

● 

The detector responds with a signal when it detects most valuable metal objects.   

   If a signal does not repeat after you sweep the search coil over the target a few 
   times, the target is probably junk metal.

● 

False signals can be caused by trashy ground, electrical interference, or large 

   irregular piece of junk metal.

● 

False signals are usually broken or non-repeatable.

 After you find a target, you can use PP(Pinpoint) to find the exact location of the 
target as follows:
1.Press and hold PP to activate the Pinpoint feature.
2.Position the search coil just barely off the ground, and to the side of the target.
3.Move the search coil slowly across the target, and you can locate it by the 
   sound. The target is located directly under where the sound is loudest.

Narrow it Down:

1.To narrow the response further, position the center of the search coil near the 
   center of response pattern, but not directly over the center.
2.Release PP.
3.Immediately press and hold PP again.
4.Repeat this narrowing procedure to narrow the field of detection further.

Troubleshooting Guide 

11

Problem

Reason

Suggestion

The detector 

displays or sounds 

without detecting 

any target

1.The detector may 

    receive interference 

    and false signal from 

    broadcast antenna and 

    other electronic lines

2.The humidity of 

    environment may be 

    extremely high

1.Change searching 

   place

2.Wait for some time to 

   check again

Содержание GC-1071

Страница 1: ...Metal Detector Owner s Manual Customer Service Email service ulhund com Model GC 1071...

Страница 2: ...CONTENTS English 1 13...

Страница 3: ...gh medium and low for different types of metal Five Controls POWER Turns on or off the power MENU Press it to select desired operation mode and the setting of SENS and VOLUME INCREASE Increase the lev...

Страница 4: ...st follow these steps 1 Unscrew the fixing knob on the search coil and remove the knob connector Place the washers into the groove of the lower stem Then insert the stem and align the holes on the sea...

Страница 5: ...tem and slide the stem into the middle stem 3 Press the silver button in the middle stem and slide the stem into the S stem Tighten the lock nut on the S stem 4 Press the silver button in the top stem...

Страница 6: ...plug into the headphone jack at the bottom of the control box At this time the internal speaker disconnects Warning Dispose of old batteries properly Never bury or burn them Cautions Use only fresh a...

Страница 7: ...ss the button to power on the detector Press it again to power off the detector MENU Press MENU to make it active and to select desired operation mode the setting of SENS or VOLUME LCD DISPLAY CONTROL...

Страница 8: ...uired a motionless search coil over a metal target will induce sound SENS Sensitivity Adjust the sensitivity from 1 to 10 The higher the number the more sensitive the detector This sensitivity control...

Страница 9: ...5 ALUM Zn Press or to program the NOTCH feature Each press of or cycles to a new category and that category icon will flash for 3 seconds Then the category will reverse status Alternatively press MEN...

Страница 10: ...s rings and jewelry d Turn off lights or appliances whose electromagnetic emissions may cause interference e Pivot the search coil back f Press POWER to power on 3 Using DISC Discrimination Feature a...

Страница 11: ...and then raise coin away from search coil d Notice that the sound changes as the coin moves closer and farther e Notice that the depth indicator changes as the coin moves up and down 6 Adjusting SENS...

Страница 12: ...at the end of a sweep will cause false readings Sweep slowly hurrying will cause you to miss targets It s better you sweep the search coil from side to side in an arc line of 3 inches motion and keep...

Страница 13: ...und and to the side of the target 3 Move the search coil slowly across the target and you can locate it by the sound The target is located directly under where the sound is loudest Narrow it Down 1 To...

Страница 14: ...mits several sounds at once 1 Sensitivity set too low 2 Target range is elimi nated 3 Search coil is not parallel to the ground 1 Increase sensitivity 2 Recover all target range 3 Adjust the search co...

Страница 15: ...E mail service ulhund com Facturer Shanghai 21 st Century Electronic EquipmentCo Ltd Address No 147 Huayi Road One Jiading 20000 Shanghai China Company Like Sun GmbH EC REP Address Planckstr 59 45147...

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