Datalogic Matrix 300 Reference Manual page 144

9
Problem
One Shot or Phase Mode
using serial trigger source:
the "TRIGGER" LED is not
blinking.
Phase Mode:
the "TRIGGER"
correctly blinking but no image
is displayed in
Calibration Tool window.
Continuous Mode:
the "TRIGGER" LED is not
blinking.
Any Operating Mode:
the "TRIGGER"
correctly blinking but no result
is transmitted by the reader at
the end of the reading phase
collection.
Image not clear:
Image focused
decoded:
Reading:
the reader always transmits
the No Read Message
Communication:
reader is not transmitting
anything to the host.
132
TROUBLESHOOTING GUIDE
Suggestion

In the Operating Mode folder check the settings for
Reading
Reading Phase-OFF parameters.

Are the COM port parameters (Baud Rate, Parity, Data
Bits, Stop Bits, Handshake) correctly assigned?

In the communication folder, check the settings of
Reading Phase-ON String, Acquisition Trigger
String and Reading Phase-OFF String parameters.

Is the serial trigger source correctly connected?

Is the Phase frequency lower than the maximum frame
LED is
rate?
VisiSet™

Verify the correct software configuration settings.

In the Data Collection folder check the settings for the
LED is
CODE
STATISTICS parameter groups.

verify the Focus procedure

but not verify the Calibrate Image Density prodcedure.

Run the Rapid Configuration procedure in chapter 1.

Position the reader as described in par. 3.3 and through
the VisiSet™ Calibration Tool:

Tune the ACQUISITION TRIGGER DELAY, if the
moving code is out of the reader field of view;

Set the Continuous Operating Mode if no external
trigger source is available;

Tune the IMAGE ACQUISITION SETTING to
improve the code image quality;

Check
2D Codes, 1D Codes, and Postal Codes folders;

View the full resolution code image to check the
printing or marking quality.

Is the serial cable wiring correct?

If using CBX, be sure the RS485/422 termination switch
is OFF.

Are the host serial port settings the same as the reader
serial port settings?
 In VisiSet™ Digital I/O folder, "COM" LED can be
configured to indicate MAIN COM port TX or MAIN
COM port RX.
MATRIX 300™ REFERENCE MANUAL
Phase-ON, Acquisition
COLLECTION, DATA
the parameter
Trigger
FORMAT
setting in Decoding,
and
and