Imager Decode Ranges - Motorola MC3090G - Win CE 5.0 Core User Manual

Figure 2-20 Pick List Mode with Multiple Bar Codes in Aiming Pattern
The aiming pattern is smaller when the Imager is closer to the symbol and larger when it is farther from the
2.
symbol. Scan symbols with smaller bars or elements (mil size) closer to the unit and those with larger bars or
elements (mil size) farther from the unit.
Hold the mobile computer between two and nine inches (depending on symbol density) from the symbol,
3.
centering the aiming pattern cross hairs on the symbol.
Press the scan button. The Scan LED Indicators illuminate red to indicate that the laser is on. The Scan LED
4.
Indicators illuminate green and a beep sounds to indicate a successful decode.

Imager Decode Ranges

The decode ranges provide the decode distances for barcodes of specified densities.
imager decode ranges and
minimum element width (or "symbol density") is the width in mils of the narrowest element (bar or space) in the
symbol. The maximum usable length of a symbol at any given range is shown below.
Table 2-9 on page 2-26 lists the scan ranges for the selected bar code densities. The
Operating the MC3000 2 - 25
Figure 2-21 shows the