
troubleshooting your workstation
pre-boot diagnostics audio signal
pre-boot diagnostics audio signal
When your workstation starts up, the BIOS performs
The
The second type of sound is a series of long beeps that indicate a particular error. If you hear a series of beeps, you should count them as this will help you detect the cause of the problem.
Number | Meaning | |
of Beeps | ||
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1 | Processor absent, not correctly connected or ZIF socket not closed | |
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2 | Power supply is in protected mode | |
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3 | No memory, bad memory modules, incompatible memory module | |
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4 | Graphics card problem | |
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5 | PnP/Workstation initialization problem | |
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6 | Corrupted BIOS. You need to activate crisis recovery procedure | |
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7 | Defective system board | |
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Please note that Memory (code 3), Video Card (code 4), and PnP/workstation (code 5) errors will only be heard after a
if you miss the beep code
If you miss the beep code, turn off the workstation by pressing the on/off power button for five seconds or more, then listen for the signal again.
64 | Chapter 3 |