16 DS7708 2D VERTICAL SLOT SCANNER
The red LED 
illumination gets 
brighter when the 
bar code is 
presented in the 
field of view, but bar 
code cannot be 
read.
Scanner is not 
programmed to read 
the bar code type.
Ensure scanner is programmed 
to read the bar code type 
scanned.
Bar code is 
damaged.
Try scanning other bar codes of 
the same bar code type.
Bar code is not 
within the scanner's 
decode range.
Move the bar code to the region 
within the scanner's decode 
range.
The host has 
disabled scanning or 
overridden 
parameter settings.
See the technical person in 
charge of scanning.
Problem Possible Causes Possible Solutions