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| Troubleshooting |
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| Possible | Recommended | |
Activity | Beeps | Cause | Action | |
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Red Power LED | 5 | 1. | Reseat DIMMs. Power | |
blinks five times, |
| memory error |
| on the system. |
once every second, |
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| 2. | Replace DIMMs one at |
followed by a two |
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| a time to isolate faulty | |
second pause. |
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| module. | |
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| 3. | Replace |
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| memory with |
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| HP memory. |
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| 4. | Replace the system |
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| board. |
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Red Power LED | 6 | For systems with a graphics | ||
blinks six times, |
| graphics | card: | |
once every second, |
| error. | 1. | Reseat the graphics |
followed by a two |
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| card. Power on the | |
second pause. |
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| system. | |
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| 2. | Replace the graphics |
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| card. |
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| 3. | Replace the system |
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| board. |
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Red Power LED | 7 | System board | Replace the system board. | |
blinks seven times, |
| failure (ROM |
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once every second, |
| detected |
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followed by a two |
| failure prior to |
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second pause. |
| video). |
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Getting Started Guide | www.hp.com |