User Manual
Table Of Contents
- Important Notices
 - Release Notes
 - Introduction
 - Quick Start
 - Understanding the Barcode Scanner
 - Selecting Output Interface
 - Setting up a WPAN Connection
 - Specifications
 
34 
Enter Setup 
1660 Barcode Scanner User Guide 
1.4.3 LOW BATTERY ALARM (1660) 
By default, “2.6 V (Alkaline)” is selected for low battery level. When the battery level 
inside the 1660 scanner reaches 2.6 V, it will activate the beeper to give a warning. If 
you are using Ni-MH batteries, select “2.1 V (Ni-MH)”. In order to prevent data loss, you 
are advised to replace the batteries immediately when you hear two short beeps (high 
tone). 
No Alarm 
*2.6 V (Alkaline) 
2.1 V (Ni-MH) 
Note:  Ni-MH batteries  available in retail stores  can be used to replace the two AAA 
Alkaline batteries.   
1.4.4 LOW BATTERY ALARM (1661) 
By default, it will activate the beeper to give a warning when the battery charge gets low. 
In order to prevent data loss, you are advised to replace the battery immediately when 
you hear two short beeps (high tone). 
No Alarm 
*Low Battery Alarm 










