2 Troubleshooting Procedures | 2.3 Power Supply Troubleshooting |
E3V output
Error code | Meaning |
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A0h | E3V voltage is over 3.96V when the computer is powered on/off. |
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A1h | E3V voltage is 2.81V or less when the computer is powered on. |
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A2h | E3V voltage is 2.81V or less when the computer is booting up. |
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A3h | E3V voltage is 2.81V or more when the computer is powered off. |
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A4h | E3V voltage is 2.81V or less when the computer is suspended. |
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PPV output
Error code | Meaning |
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B0h | PPV voltage is over 1.80V when the computer is powered on/off. |
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B1h | PPV voltage is 0.56V or less when the computer is powered on. |
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B2h | PPV voltage is 0.56V or less when the computer is booting up. |
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B3h | PPV voltage is 0.56V or more when the computer is powered off. |
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PGV output
Error code | Meaning |
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C0h | PGV voltage is over 1.62V when the computer is powered on/off. |
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C1h | PGV voltage is 0.68V or less when the computer is powered on. |
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C2h | PGV voltage is 0.68V or less when the computer is booting up. |
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C3h | PGV voltage is 0.68V or more when the computer is powered off. |
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C4h | PGV voltage is 0.68V or less while the computer is suspended. |
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PTV output
Error code | Meaning |
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D0h | PTV voltage is over 1.26V when the computer is powered on/off. |
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D1h | PTV voltage is 0.68V or less when the computer is powered on. |
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D2h | PTV voltage is 0.68V or less when the computer is booting up. |
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D3h | PTV voltage is 0.68V or more when the computer is powered off. |
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D4h | PTV voltage is 0.68V or less while the computer is suspended. |
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QOSMIO G20 Maintenance Manual | [CONFIDENTIAL] |
