Specifications
62 
Enter Setup 
1660 Barcode Scanner
User Guide 
2.1.6 KEYPAD SUPPORT FOR IPHONE/IPAD 
When the scanner has been successfully connected to iPhone or iPad for data collection, 
the onscreen keypad of iPhone or iPad will disappear. You may have the scanner read the 
“Use POWER Key to Show or Hide Keypad” barcode in advance. Then, it will allow 
pressing the [Power/Delete] key to show or hide the onscreen keypad. 
*Normal 
Use POWER Key to 
Show or Hide Keypad 
Instead of using the [Power/Delete] key, you may have the scanner read the following 
barcode to show or hide the keypad. 
Show or Hide Keypad 
Note: This function only works for   
 (1) iPhone 4 and 3GS version 4.1 or later, and (2) iPad version 4.2 or later. 










