Where is the power source? I can't find where to plug it in

<p>Barcode Scanners Symbol read and translates the barcodes on merchandise. The scanner translates the bar code symbols on the label says the price of the item and merchandising information. Traders use the symbol bar code scanner to identify their merchandise. A programming error in reader bar code symbol will cause confusion and may lead to loss of money. Troubleshooting barcode scanner symbol allows you to identify bugs and find solutions to errors. <br /> <p><br /> <p>1. Remove the installed fonts from the reader bar code symbol. The sources of such capacity to disrupt the functioning of your bar code scanner. Press the "Menu" button on the scanner bed and press the "Select" option when the source is highlighted. Press the Delete button to remove the sources of the sample. <br /> <p><br /> <p>2. Close the bar code scanner Symbol with a source of energy. The scanner has a power cord can plug into an outlet. If the scanner runs on batteries, the battery is fully charged before using the scanner. <br /> <p><br /> <p>3. Move the scanner closer to the bar. The symbol bar code scanner cannot calibrate the bar if you wrong position. Place the scanner directly over the bar and wait for the scanner to read and transmit the code. <br /> <p><br /> <p>4. Wait until the bar code scanner symbol to complete the boot. The symbol bar code scanner is initialized when the USB cable is connected to the computer. Initialization requires a short period of time to complete the process. Let the bar code scanner symbol to be idle for 4-5 seconds before you first scan an object. <br />