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11

To increase the level of discrimination, press the DISCRIMINATION 

touch pad.  Each time the 

pad is depressed, an additional "R" will

appear, thus eliminating from detection the objects which fall into the
corresponding categories.

To decrease the level of discrimination, press the DISCRIMINATION 

touch pad.  Each time the 

pad is depressed, an illuminated "R" will

disappear, thus returning to detection the objects which fall into the
corresponding categories.

Discrimination Mode is a fixed-start-point elimination system.  Objects
are cumulatively eliminated as the level of discrimination increases.

NOTCH MODE

To selectively eliminate a category from detection within the metallic
spectrum, use the NOTCH Mode.

Technical Note:

The NOTCH touch pad causes the status of an "R" segment to
toggle between ON and OFF.

To use the NOTCH Mode:

The NOTCH touch pad can be depressed at any time. But for
first-time use, place the detector in ALL-METAL mode.

A first demonstration is best accomplished as follows:

1) Turn the power OFF.
2) Turn the power ON.
3) Press NOTCH.

A flashing "R" will appear under the IRON segment.

4) Press the DISCRIMINATION 

touch pad several times

Notice that the "R" moves upon each press of the 
DISCRIMINATION 

touch pad.

5) Press NOTCH again.

The flashing "R" will become permanently illuminated.

If an object has been “notched-out”, you can return it to detection
status. To “un-notch” a category:

1) Press NOTCH.
2) Move the flashing “R” over the permanently illuminated “R”.
3) Press NOTCH again.

BASIC OPERATION 

continued

Содержание DISCOVERY 2200

Страница 1: ...you have become familiar with the detector 2 Do not use indoors This detector is for outdoor use only Many household appliances emit electromagnetic energy which can interfere with the detector If conducting an indoor demonstration turn the sensitivity down and keep the search coil away from appliances such as computers televisions and microwave ovens If your detector beeps erratically turn off ap...

Страница 2: ...emo 7 8 Basic Operation 9 12 All Metal 10 Discrimination 10 Notch 11 Zap 12 Audio Target Identification 13 Target and Depth Display 14 Sensitivity Adjustment 15 In The Field Techniques 16 18 Trouble Shooting 19 Treasure Hunter s Code of Ethics Back Cover Warranty Back Cover ...

Страница 3: ...ects are old cans pipes bolts and nails Sometimes the desired target is made of iron Property markers for instance contain iron Valuable relics can also be composed of iron cannon balls old armaments and parts of old structures and vehicles can also be composed of iron FERROUS Metals which are made of or contain iron PINPOINTING Pinpointing is the process of finding the exact location of a buried ...

Страница 4: ...er stem into the upper stem Adjust the stem to a length that lets you maintain a comfortable upright posture with your arm relaxed at your side and the search coil parallel to the ground in front of you 3 Wind the cable securely around the stem 4 Insert the plug into the matching connector on the right underside of the detector body Be sure that the key way and pins line up correctly Caution Do no...

Страница 5: ... rest to one of the alternate positions If you cannot fully depress the button with your finger use a narrow object such as the blunt end of a ballpoint pen The arm rest must be twisted with moderate force to move it to an alternate position this adjustment is usually made infrequently If desired for added stability re install the screw The screw is not re installed in the furthest forward positio...

Страница 6: ...electrical contact insert a piece of paper or thin cardboard between the back of the battery and the supporting post 4 Replace the battery door The Low Battery Indicator will come on and stay on if the batteries need to be replaced Most metal detector problems are due to improperly installed batteries or the use of non alkaline or discharged batteries If the detector does not turn on please check ...

Страница 7: ...ewelry or metal objects from hands and wrists d Turn off appliances or lights that cause electromagnetic interference e Pivot the search coil back toward the detector body III Power Up Press the POWER touchpad IV Wave each Object over the Search Coil a Notice a different tone for each object Bass Tone Nail Low Tone Pull Tab Medium Tone Zinc Penny High Tone Quarter b Motion is required Objects must...

Страница 8: ...segment X Press the DISCRIMINATION touchpad three times The flashing R will move to the ZINC segment XI Press the NOTCH touchpad again The R will appear under zinc XII Wave the zinc penny over the search coil The penny is discriminated out XIII Press the DISC A M touchpad The detector returns to ALL METAL mode No R s are displayed All types of metals will be detected XIV Wave the pull tab over the...

Страница 9: ...ting the detector will detect a coin sized object such as a quarter buried approximately seven inches deep To change the sensitivity level and thus the detection depth press the SENSITIVITY or keys CAUTION At higher sensitivity levels the detector is susceptible to electromagnetic interference from electronic devices Reduce sensitivity if demonstrating indoors or if using near power lines or elect...

Страница 10: ... touch pad will cause the detector to toggle between two operating modes DISCRIMINATION and ALL METAL If the detector is in the ALL METAL mode the default mode pressing the touch pad will change the detector into DISCRIMINATION mode If the detector is in the DISCRIMINATION mode pressing the touch pad will change the detector into ALL METAL mode DISCRIMINATION MODE Discrimination is used to elimina...

Страница 11: ...ction within the metallic spectrum use the NOTCH Mode Technical Note The NOTCH touch pad causes the status of an R segment to toggle between ON and OFF To use the NOTCH Mode The NOTCH touch pad can be depressed at any time But for first time use place the detector in ALL METAL mode A first demonstration is best accomplished as follows 1 Turn the power OFF 2 Turn the power ON 3 Press NOTCH A flashi...

Страница 12: ...5 Pass the search coil over the same object again The undesirable object is eliminated from detection The ZAP control is easy to use in the field As you are detecting and encounter an object which you wish to eliminate from detection simply press the ZAP touch pad after detecting the object The ZAP control eliminates the most recently detected object category from detection The category eliminated...

Страница 13: ...eel will induce a bass tone The smallest gold objects can also induce a bass tone LOW TONE Pull Tabs nickels smaller gold MEDIUM TONE Newer pennies post 1982 larger gold objects zinc small brass objects and most bottle screw caps will induce medium tones Many recent vintage foreign currencies will induce medium tones HIGH TONE Silver and copper coins larger brass objects older pennies pre 1982 and...

Страница 14: ...e of the scale This could indicate a worthless item such as a nail or a more valuable historic iron relic PT pull tab All older pull tabs from beverage cans will register here Some newer pull tabs will register here Many gold rings will also register here S CAP Older screw caps from glass bottles will register here Large gold rings like a class ring could also register here Some non U S coins of r...

Страница 15: ... least 20 feet apart If the detector beeps erratically REDUCE THE SENSITIVITY by pressing the Sensitivity Pad on the left of the control panel SEVERE GROUND CONDITIONS A secondary use for the Sensitivity Control is to reduce false detection signals caused by severe ground conditions While your Discovery 2200 contains circuitry to eliminate the signals caused by most naturally occurring ground mine...

Страница 16: ...Take visual note of the place on the ground where the beep sounds 3 Stop the coil directly over this spot on the ground 4 Now move the coil straight forward and straight back towards you a couple of times 5 Again make visual note of the spot on the ground at which the beep sounds 6 If needed X the target at different angles to zero in on the exact spot on the ground at which the beep sounds COIL M...

Страница 17: ...the coil directly over the suspected target a few times it is more than likely trash metal Crossing the target zone with multiple intersecting sweeps at multiple angles is another way to verify the repeatability of the signal and the potential of the buried target To use this method walk around the target area in a circle sweeping the coil across the target repeatedly every 30 to 40 degrees of the...

Страница 18: ...ame spot there is probably no target present When searching very trashing ground it is best to scan small areas with slow short sweeps You will be surprised just how much trash metal and foil you will find in some areas The trashiest areas have been frequented by the most people and frequently hold the most promise for finding the most lost valuables To make searching easier in very trashy areas c...

Страница 19: ...ic until erratic interference signals cease Constant low tone Discharged batteries Replace batteries or constant repeating tones Wrong type of Use only 9V batteries alkaline batteries LCD does not lock Multiple targets Move coil slowly on to one target ID present at different angles or detector emits Highly oxidized multiple tones target Sensitivity set Reduce sensitivity too high No power no Dead...

Страница 20: ...EVENUE OR PROFIT OR ANY INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES EVEN IF Radio Shack HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES Some states do not allow limitations on how long an implied warranty lasts or the exclusion or limitation of incidental or consequential damages so the above limitations or exclusions may not apply to you In the event of a product defect during the wa...

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