User's Manual

LiteON Technology
SK-7235 2.4GHZ Keyboard
Ver:0.3 <Confidential> 第 5 頁 共 16 頁
Functional Block diagram of RF Communication system
3.1 Power Consumption
*For keyboard:
Operation Voltage:
Voltage supplied to device: 3 VDC (AAA battery *2)
Operation voltage range: 2.2~3.3VDC for keyboard
4. Radio Feature
4.1 Operation procedure
The product needs to make pairing with USB dongle before normal application.
In general we can use the product directly by the user because the pairing process has been
done at manufacturer site. However, the pairing process needs to be done if there is no response
from keyboard.
* How to make pairing (step by step as below process) by user:
1. Insert two batteries to the RF Keyboard, and close the battery door.
2. Plug in the dongle to the USB port of PC and the access LED will flash about 2 seconds.
3. Press the ID connect button of dongle and the access LED will flash about 15 seconds.
4. Press the ID connect button of RF keyboard for pairing with the dongle within 15 seconds.
5. The access LED will go off and RF keyboard is ready. If access LED is still blinking, please
repeat the above procedure 1 to 4 again.
ANTENNA