Zebra Technologies ZEBRA RXI4TM - Manual (Page 157)

157 Troubleshooting
Printer Diagnostics
1/7/10 Xi4™/RXi4™ User Guide P1009874-002
4. See Figure 26 and Table 18 . Inspect the test labels and determine which one has the best
print quality for your application. If you have a bar code verifier, use it to measure
bars/spaces and calculate the print contrast. If you do not have a bar code verifier, use your
eyes or the system scanner to choose the optimal darkness setting based on the labels
printed in this self test.
Figure 26 • Bar Code Darkness Comparison