Microscan N2210WZ Owner's Manual page 179

Output Indicators
The QX-870 has a beeper and two LED arrays, as follows:
1. An array of green LEDs projected from the front of the scanner that can be programmed
to flash in response to user-defined conditions.
2. An array of status LEDs on the side of the scanner.
Green Flash Mode
Used as a visual verification that a good read has occurred.
An array of green LEDs in the front of the scanner can be programmed to flash in
response to user-defined conditions.
Disabled
Green flash LEDs are disabled.
On Good Read
Green flash LEDs will flash when a good read condition is met or when
enabled and a match occurs.
QX-870 Industrial Raster Scanner User's Manual
Scanner Parameters
Matchcode is
5-113