![](/images/backgrounds/290095/hp-compaq-presario-sr5402fh-desktop-pc-troubleshooting-14736020x1.png)
Symptom
Wireless keyboard or mouse does not work or is not detected.
(continued)
Possible solution
After the mouse connection is established, repeat the procedure with the keyboard:
1Push the Connect button on the receiver, and hold it for 5 to 10 seconds until the blue light starts to flash.
2Push and hold the Connect button (c) on the underside of the keyboard until the blue LED on the receiver stops flashing.
c
| Refer to the documentation that came with the keyboard and mouse. | |
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Mouse (with cable) does not | Unplug and reconnect the mouse cable to your computer. | |
work or is not detected. |
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If the mouse is still not detected, turn off the computer, reconnect the mouse | ||
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| cable, and then restart the computer. | |
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Cursor does not respond to | Restart your computer by using the keyboard: | |
mouse movement. | 1 Press the Alt and Tab keys on the keyboard simultaneously, to navigate to | |
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| an open program. | |
| 2 Press the Ctrl and S keys on the keyboard simultaneously to save your | |
| changes in the selected program (Ctrl+S is the keyboard shortcut for Save | |
| on | |
| 3 After saving changes in all open programs, press the Ctrl and Esc keys on | |
| the keyboard simultaneously to display the Windows Start Menu. | |
| 4 Use the arrow keys to select the Arrow button next to | |
| the Lock button. Select Shut Down, and then press | |
| the Enter key on the keyboard. | |
| 5 After the shutdown is complete, reconnect the mouse connector to the back | |
| of your computer, and then turn on your computer. | |
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Cursor responds slowly to | If you have a rollerball mouse, clean the roller ball. For detailed cleaning | |
mouse movement. | instructions, go to: http://www.hp.com/support | |
| Select your country/region and language, search on your computer model | |
| number, and then search on the keyword cleaning. | |
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| For a mouse with a roller ball, use a mouse pad or other rough surface under | |
| the mouse. For an optical mouse, try a less reflective surface under the mouse. | |
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16Troubleshooting and Maintenance Guide