Index of Symptom-to-FRU Error Message
LCD-Related Symptoms
Symptom / Error | Action in Sequence |
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LCD backlight doesn't work | Enter BIOS Utility to execute “Load Setup Default Settings”, then |
LCD is too dark | reboot system. |
LCD brightness cannot be adjusted | Reconnect the LCD connectors. |
LCD contrast cannot be adjusted | Keyboard (if contrast and brightness function key doesn't work). |
| LCD inverter ID |
| LCD cable |
| LCD inverter |
| LCD |
| System board |
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|
Unreadable LCD screen | Reconnect the LCD connector |
Missing pels in characters | LCD inverter ID |
Abnormal screen | LCD cable |
Wrong color displayed | LCD inverter |
| LCD |
| System board |
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|
LCD has extra horizontal or vertical lines | LCD inverter ID |
displayed. | LCD inverter |
| LCD cable |
| LCD |
| System board |
|
|
Indicator-Related Symptoms
Symptom / Error | Action in Sequence |
|
|
Indicator incorrectly remains off or on, but | Reconnect the inverter board |
system runs correctly | Inverter board |
| System board |
|
|
Power-Related Symptoms
| Symptom / Error | Action in Sequence |
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| Power shuts down during operation | Power source (battery pack and power adapter). See “Power |
|
|
| System Check” on page 95. |
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| Battery pack |
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| Power adapter |
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| Hard drive & battery connection board |
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| System board |
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| The system doesn’t | Power source (battery pack and power adapter). See “Power |
|
|
| System Check” on page 95. |
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| Battery pack |
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| Power adapter |
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| Hard drive & battery connection board |
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| System board |
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| The system doesn’t | Power source (battery pack and power adapter). See “Power |
|
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| System Check” on page 95. |
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| Hold and press the power switch for more than 4 seconds. |
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| System board |
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| Battery can’t be charged | See “Check the Battery Pack” on page 97. |
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| Battery pack |
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| System board |
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102 | TravelMate 230/ 280 |
