
GETTING STARTED 
 1 
1 
1 GETTING STARTED 1.1 UNPACKING THE DLL2020
Take the scanner and its accessories out of the box and remove all 
packing materials. Refer to the packing list in order to ensure that you 
have received all the items ordered. Visually inspect the scanner and 
accessories for any visible traces of damage. Refer to the figure in 
paragraph 1.4 to locate the interface label and verify if the scanner 
interface corresponds with the host system interface. Immediately 
contact your supplier if anything appears to be damaged, or if the 
supported interface does not correspond with the host system interface. 
Green Led  Red Led  Good read beeper 
Rubber sleeve 
Sleep mode switch