HP Pro 4300 Maintenance & Service Guide HP Compaq Pro 4300 All-in-One Busi - Page 107
Solving Keyboard and Mouse Problems
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Printer is offline. Cause The printer may be out of paper. Solution Check the paper tray and refill it if it is empty. Select online. Solving Keyboard and Mouse Problems If you encounter keyboard or mouse problems, see the documentation that came with the equipment and to the common causes and solutions listed in the following table. Table 7-8 Solving Keyboard Problems Keyboard commands and typing are not recognized by the computer. Cause Solution Keyboard connector is not properly connected. 1. Click Start, click the arrow on the lower right corner of the Start menu, then select Shut Down. 2. After the shutdown is complete, reconnect the keyboard to the back of the computer and restart the computer. Program in use has stopped responding to commands. Shut down your computer using the mouse and then restart the computer. Keyboard needs repairs. See the Worldwide Limited Warranty for terms and conditions. Computer is in standby mode. Press the power button to resume from standby mode. CAUTION: When attempting to resume from standby mode, do not hold down the power button for more than four seconds. Otherwise, the computer will shut down and you will lose any unsaved data. Cursor will not move using the arrow keys on the keypad. Cause Solution The Num Lock key may be on. Press the Num Lock key. The Num Lock light should not be on if you want to use the arrow keys. The Num Lock key can be disabled (or enabled) in Computer Setup. Solving Keyboard and Mouse Problems 99