Based on the analytic results, LTP2442 TPH (thermalprinterhead) of the Seiko Instruments Inc in Japan is selected in the design of the new thermal line printer.
通过分析比较，采用日本精工公司生产的LTP2442热敏行式打印头，设计了热敏行式打印机；
2
The thermalprinterhead detecting device does not need a special power supply, thus simplifying the circuits of the detecting device obviously and reducing the cost.
本发明提供的热打印头检测装置不需要设置专用电源，使该检测装置的电路显著简化，降低了成本。
3
Thermalhead is horizontally placed allowing paper direction to frontal part from printer, and platen roller is placed right above thermalhead.