Quick Reference Guide
9
Cleaning
Wipe the exit window periodically with a lens tissue or other material suitable for
cleaning optical material such as eyeglasses.
Troubleshooting
CAUTION
Do not pour, spray, or spill any liquid on the RS409.
Symptom
Probable Cause
Action
Laser beam does
not display when
pressing the
trigger.
Interface cable is not
secure.
Verify that the interface cable
connection is connected
properly.
Power is not applied to
RS409.
Power for the RS409 is
provided by the wearable
terminal. Verify that the
wearable terminal has a
charged battery installed.
Scan enabled
application on the
wearable terminal is not
running.
Launch scanning application
on the wearable terminal.
RS409 does not
decode a bar code.
Bar code is unreadable. Verify that the bar code is not
defective, i.e., smudged or
broken.
Exit window is dirty.
Clean exit window with a lens
tissue. Tissues for
eyeglasses work well. Do not
use tissues coated with lotion.
Symbology is not
enabled.
See your system
administrator.
