Speaker-Related Symptoms
Symptom/Error | FRU/Action in Sequence | ||
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Speakers make noise or | 1. | Speakers | |
no sound comes from | |||
2. | System board | ||
system. | |||
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In DOS or Windows | 1. | Speakers | |
multimedia programs, no | |||
2. | System board | ||
sound comes from the | |||
computer. |
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Power Management-Related Symptoms
Symptom/Error | FRU/Action in Sequence | ||
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The system will not enter | 1. | Keyboard (if control is from the | |
hibernation mode. | |||
| keyboard) | ||
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| 2. | Hard disk drive | |
| 3. | System board | |
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The system will not wake | 1. | Keyboard (if control is from the | |
up from hibernation | |||
| keyboard) | ||
mode. |
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| 2. | Hard disk drive | |
| 3. | System board | |
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The system will not enter | 1. | Reseat suspend board cable | |
suspend mode after | |||
2. | Suspend board ASM | ||
closing the LCD. | |||
| 3. | System board | |
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Battery | 1. | Remove battery ASM and let it | |
not go higher than 90%. | |||
| cool for 2 hours. | ||
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| 2. | Refresh battery (continue using | |
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| battery in BIOS Setup mode until | |
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| power off, then charge battery). | |
| 3. | Battery | |
| 4. | System board | |
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System configuration | Load Setup Defaults and reboot the | ||
does not match the | system. | ||
installed devices. |
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System hangs | 1. | Fan ASM | |
intermittently. | |||
2. | System board | ||
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Peripheral-Device-Related Symptom
Symptom/Error | FRU/Action in Sequence | ||
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External display does not | 1. | CRT adapter | |
work correctly. | |||
2. | System board | ||
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USB does not work | 1. | Power board ASM | |
correctly. | |||
2. | System board | ||
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24ThinkPad s30, s31