HP dx2358 Service Reference Guide: HP Compaq dx2355 MT/dx2358 MT Business PCs, - Page 91
Activity, Beeps, Possible Cause, Recommended Action, Replace the diskette or CD with
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Troubleshooting Without Diagnostics Diagnostic Front Panel LEDs and Audible Codes (Continued) Activity Beeps Possible Cause Recommended Action 3 short beeps and 1 long beep followed by a three second pause. 4 CPU configuration 1. Upgrade the BIOS to proper error or invalid version. CPU detected before graphics 2. Change the processor. card initialized. 2 short beeps followed by a three second pause. 2 short No floppy diskette beeps or CD found. 1. Check the type of drive that you are using and use the correct media type. 2. Replace the diskette or CD with a new one. 5 short beeps followed by a three second pause. 5 short BIOS recovery beeps was successful. No action required. 3 short beeps followed by three seconds pause. 3 short BIOS issue beeps Upgrade the BIOS to proper version. Service Reference Guide 489243-001 D-23
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