Garrett CSI 250 Instruction Manual page 8

No audible signal will be produced when a target is
located where a notch is present (those regions of
the Lower Scale where no segments are visible).
5. Depth - The depth of an .38 caliber bullet,
or similar sized target, will be shown on the LCD
screen. Depth is indicated when the LCD scale is
illuminated at 2", 4" or 6" or 8+ inches. Sweep over
the target with the searchcoil 1" from the soil to get
the most accurate reading.
note: Targets larger than a .38 caliber shell
cartridge may display shallower than actual depth
while targets smaller than a .38 caliber cartridge may
display deeper than actual depth.
6. battery Condition indicator - An LCD
battery graphic is continuously illuminated to indicate
battery level.
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garrett Metal Detectors
note: For best performance, replace old batteries
with quality alkaline AA batteries. NiMH rechargeable
batteries may be used, but will have a shorter life per
charge. You can expect 20 to 40 hours of operation
depending on battery type.
Access and replace the batteries by gently sliding
the cover off the control housing. Remove batteries
from the CSI 250 when the unit will be stored for
longer than 30 days.
headphone Jack - Headphones with a
7.
1/4" plug can be inserted into the jack found on the
reverse side of the Control Housing. Headphones
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Csi 250