Metrologic Instruments MS9500 Scanner User Manual


 
17
VISUAL INDICATORS (CONTINUED)
Alternating Flashing of Green and Red
This indicates the scanner is program mode. A razzberry
tone indicates that an invalid bar code has been scanned
while in this mode.
The scanner needs to have a Flash ROM upgrade if the
alternating flashing of the red and green LEDs occurs during
startup and is accompanied by three beeps.
Steady Red, Green off
This indicates the scanner may be waiting for
communication from the host.