Wireless Keyboard User’s Guide Model: GK-21 www.a4tech.
THIS DEVICE COMPLIES WITH PART 15 OF THE FCC RULES. OPERATION IS SUBJECT TO THE FOLLOWING TWO CONDITIONS: (1) THIS DEVICE MAY NOT CAUSE HARMFUL INTERFERENCE AND (2) THIS DEVICE MUST ACCEPT ANY INTERFERENCE RECEIVED, INCLUDING INTERFERENCE THAT MAY CAUSE UNDESIRED OPERATION. Federal Communications Commission Requirements The equipment has been tested and found to comply with the limits for Class B Digital Device, pursuant to part 15 of the FCC Rules.
Knowing the keyboard 2.4GHz wireless technology with 16 channels and 1,048,576 ID Errorless 2-Way Communication Technology Codes The 2.4GHz RF wireless technology is fine-tuned with 16 selected Errorless 2-way communication technology features error channels and exclusive 1,048,576 ID-codes; it offers precise and correction capability that speeds up data transmission and smooth wireless operation in active wireless environments. It allows increases wireless precision.
Wireless Range Any electrical device, such as the computer monitor, Zip drives, speakers, etc., can cause interference with the wireless keyboard. Most likely, this will effect tracking of pointing devices or the range of the device. To make sure that your keyboard transmits and receives properly, refer to the following instructions: 1. For optimal performance, place the receiver at least 8 inches (20 centimeters) away from other electrical devices, such as the computer monitor, Zip drives, speakers…etc.
Operating Warnings: For optimal performance and RF (Radio Frequency) reception: 1. Avoid using the wireless keyboard on a metal desk or a desk with a metal frame can cause problems with pointing device behavior and range. Hardware Installation Step 1: Inserting the Batteries A. Press the tab on the battery cover B. Insert the supplied batteries, making sure that the locates on the keyboard bottom positive (+) and negative (-) ends of the battery and remove the cover.
C. Press the “connect” button on the USB receiver as shown, the Green Power LED will light up, and starts “Blinking”. D. Immediately Press the “connect” button on the bottom of the keyboard, If you can’t find or see your keys on the screen, follow the steps below: 1. Unplug and re-plug the receiver 2.Test the device on another USB port or computer. Note: Removing the batteries will require you to synchronize it with the receiver again the next time you turn it back on.
● System Requirements： ● Package Includes： To use the keyboard presenter, your computer must meet the following hardware requirements and □ 2.4GHz RF Keyboard run one of the operating system listed below.
