Mounting holes
(M3 x 5mm)
Trigger
button
Tuning
button
Peak meter
Power
Train status
Good/
bad read
Network Error
Power,
I/O,
and
RS-232
External light
control
12 DataMan 300 Quick Reference Guide
DataMan 300 Quick Reference Guide 13
Reader Layout
Laser safety notice
Laser aimer
Can be enabled
under Light and
Imager Settings
in the Setup
Tool (disabled by
default) to aid in
aiming the lens
Illumination LED clusters
External
illumination
mounting
points
Ethernet
The following image shows the built-in lighting system of the DataMan 300
series reader, underneath the plastic lighting cover.
NOTE:
The image below shows the two different front covers: the cover with front-
mounted filter and the flat cover with an internal filter.
• Power: GREEN = Power ON
• Train status: GREEN = trained / YELLOW = untrained
• Good/bad read: GREEN = good read / RED = bad read
• Network: YELLOW = link up / BLINK = activity
• Error: RED = error, check device log
• Peak meter: decode yield, train/tune progress/quality
