Listen to the beeping sound and write down the number of beeps before each pause, if the beeps are long or short, or if the beeps high or low in tone. Once a pattern is determined, use the following beep code table to identify which component might be causing the problem:
Not all beep codes are shown. For a complete list of beep codes, refer to beep code table specific to the motherboard of the computer. To find the motherboard information, go to the¬†HP Support Web site
, enter the computer model number, and then search for¬†product specifications
Use these codes to help troubleshoot problems related to system startup or flashing BIOS memory (such as in BIOS upgrades). When troubleshooting further, refer to the section What to do when beep codes occur . Four series of beeps indicate a fatal error; that is, a problem exists which prevents the computer from starting. For example, there might be two beeps, a short pause, one beep, a short pause, one beep, a short pause, and then three beeps; this is represented as 2-1-1-3 in the charts below.
The following beep codes can occur while restoring, flashing or updating the BIOS:
The following codes can vary depending on BIOS version.