User guide

48
QLn Series User Guide
Blinking
Data processing in
progress
Steady No data being processed
Blinking Out of Media
Steady Media present
Blinking
Error exists (excluding
Media Out and Head
Latch Open)
Not Present No error exists
4 Bars
802.11 signal strength
> 75%
3 Bars
802.11 signal strength
</= 75%
2 Bars
802.11 signal strength </=
50% but >25%
1 Bar
802.11 signal strength
</= 25%
0 Bars No Signal Strength
Troubleshooting Topics
1. No power
• Check that battery is installed properly.
• Recharge or replace battery as necessary.
Always dispose of batteries properly. Refer to Appendix E for more
information on proper battery disposal.
2. Media does not feed:
• Be sure print head is closed and latched.
• Check spindle holding media for any binding.
• Ensure most recently printed label is removed (only in peel mode).
• Also ensure label sensor is not blocked.
3. Poor or faded print:
• Clean print head.
• Check quality of media.
4. Partial or missing print:
• Check media alignment
• Clean print head.
• Ensure printhead is properly closed and latched.
5. Garbled print:
• Check baud rate.