User's Manual
  Chapter 1 錯誤! 尚未定義樣式。 19 
1.5.6 Status LED 
The tri-color LED on top of the [Scan] button is used to provide information on status of 
battery charging or Bluetooth connection. 
Tasks  Green LED  Red LED  Green & Red  Blue 
Low battery  ---  Flashing  ---  --- 
Terminal charging  ---  On  ---  --- 
Charging done  On --- --- --- 
Charging error  ---  ---  Flashing  --- 
Bluetooth connection enabled --- --- --- On 
1.5.7 Speaker 
The speaker, a low power transducer type, can be used for playing sounds applied to events 
in Windows and programs, as well as playing audio files such as .WAV files. In addition, it 
can be programmed for status feedback. 
1.5.8 Vibrator 
The terminal is integrated with a vibrator, which is software programmable for feedback. 
This can be helpful when working in noisy environments. 










