
5.4 Monitoring the Print Head Overheating
If the temperature exceeds 65°C for some reason, the printer automatically stops printing with Power LED indication of “Error” to protect the print head.
If the head temperature returns to 60°C or below, the printer is ready for printing.
5.5 Self Testing and Internal Settings
●Keep the LF switch pressed down.
●Press the ON/OFF switch down.
●Release the ON/OFF switch.
●Release the LF switch.
Immediately after releasing the LF switch the printer will print out a SELF TEST report.
At the end of the report, density, 
The number of marks * in the parentheses aside battery output voltage shows a level of battery charge in 5 steps.
5.6 Print Area
| 4 mm | 
 | 
 | 
 | Paper width - 58 mm | 
 | 
 | |||
| 
 | 
 | 
 | 
 | 
 | |||||
| 
 | 
 | 
 | 
 | Print area - 48 mm | 
 | 
 | 
 | ||
| 
 | 
 | 
 | |||||||
| 
 | 
 | 
 | 
 | 
 | 
 | 
 | |||
| 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
6 mm
Print area
Thermal paper
— 28 —
