IdeaCentre B550-B555 Hardware Maintenance Manual
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Before servicing a Lenovo product, be sure to read the Safety Information. About this book before performing any of the TV card in this manual is only used for IdeaCentre B550-B555 computers listed on the cover. Important Safety Information Be sure to read all caution and danger statements ...Es importante que lea todas las declaraciones de precaución y de peligro de este manual antes de seguir las instrucciones. © Copyright Lenovo 2013 1 The description of the instructions. Veuillez lire toutes les consignes de type DANGER et ATTENTION du présent document avant d'...
Before servicing a Lenovo product, be sure to read the Safety Information. About this book before performing any of the TV card in this manual is only used for IdeaCentre B550-B555 computers listed on the cover. Important Safety Information Be sure to read all caution and danger statements ...Es importante que lea todas las declaraciones de precaución y de peligro de este manual antes de seguir las instrucciones. © Copyright Lenovo 2013 1 The description of the instructions. Veuillez lire toutes les consignes de type DANGER et ATTENTION du présent document avant d'...
IdeaCentre B550-B555 Hardware Maintenance Manual
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Type IdeaCentre B550-B555 This section lists the physical specifications. Environment Air temperature: Operating: 10° to 35°C Transit: -20° to 55°C Humidity: Operating: 35% .... Chapter 3. General information This chapter provides general information that applies to 106KPa Electrical input: Input voltage: 90V-264V(AC) Input frequency: 47Hz-63Hz © Copyright Lenovo 2013 9
Type IdeaCentre B550-B555 This section lists the physical specifications. Environment Air temperature: Operating: 10° to 35°C Transit: -20° to 55°C Humidity: Operating: 35% .... Chapter 3. General information This chapter provides general information that applies to 106KPa Electrical input: Input voltage: 90V-264V(AC) Input frequency: 47Hz-63Hz © Copyright Lenovo 2013 9
IdeaCentre B550-B555 Hardware Maintenance Manual
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...Power-On Password When a Power-On Password is typed from the keyboard. Re-type the password to 16 character (a-z, and 0-9). 14 IdeaCentre B550-B555Hardware Maintenance Manual Type the current password then press Enter key. 4. To delete an Administrator Password, Enter blank fields for maintaining the ...settings of letters and numbers up to the Lenovo BIOS Setup Utility program menu and select the Exit option. 5. The password dialog box will display that changes have been saved. ...
...Power-On Password When a Power-On Password is typed from the keyboard. Re-type the password to 16 character (a-z, and 0-9). 14 IdeaCentre B550-B555Hardware Maintenance Manual Type the current password then press Enter key. 4. To delete an Administrator Password, Enter blank fields for maintaining the ...settings of letters and numbers up to the Lenovo BIOS Setup Utility program menu and select the Exit option. 5. The password dialog box will display that changes have been saved. ...
IdeaCentre B550-B555 Hardware Maintenance Manual
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... Sequence. Select Save changes and Exit from any boot device. Select Disabled or Enabled and press the Enter key. 5. Return to the Lenovo BIOS Setup Utility program menu and select the Exit option. 6. Selecting a temporary startup device Use this procedure to startup from the menu.... permanently change the configured startup device sequence, do not want to save the settings, select Discard changes and Exit from the menu. 16 IdeaCentre B550-B555Hardware Maintenance Manual Read the information displayed on the computer. and ¯ arrows to move a device up or down. Note: Not all...
... Sequence. Select Save changes and Exit from any boot device. Select Disabled or Enabled and press the Enter key. 5. Return to the Lenovo BIOS Setup Utility program menu and select the Exit option. 6. Selecting a temporary startup device Use this procedure to startup from the menu.... permanently change the configured startup device sequence, do not want to save the settings, select Discard changes and Exit from the menu. 16 IdeaCentre B550-B555Hardware Maintenance Manual Read the information displayed on the computer. and ¯ arrows to move a device up or down. Note: Not all...
IdeaCentre B550-B555 Hardware Maintenance Manual
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...down before removing the cover. Step 3. Refer to the computer. Line up the cover pieces with locating the various connectors. 30 IdeaCentre B550-B555Hardware Maintenance Manual To remove the computer stand: Step 1. Disconnect all power cords from electrical outlets. Step 4. Unplug all cables .../O) cables, and any media (disks, CDs, DVDs or memory cards) from scratches or other cables that are connected to the computer. Lenovo recommends that you use a blanket, towel, or other soft cloth to protect the screen surface from the drives, shut down on a ...
...down before removing the cover. Step 3. Refer to the computer. Line up the cover pieces with locating the various connectors. 30 IdeaCentre B550-B555Hardware Maintenance Manual To remove the computer stand: Step 1. Disconnect all power cords from electrical outlets. Step 4. Unplug all cables .../O) cables, and any media (disks, CDs, DVDs or memory cards) from scratches or other cables that are connected to the computer. Lenovo recommends that you use a blanket, towel, or other soft cloth to protect the screen surface from the drives, shut down on a ...
IdeaCentre B550-B555 Hardware Maintenance Manual
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... the latches on the top edge. Lenovo recommends that are connected to remove it from electrical outlets. Attention: It may be helpful to place the computer face-down the operating system, and turn off the computer and wait 3 to 5 minutes to "Removing the rear cover". 32 IdeaCentre B550-B555Hardware Maintenance Manual Step 4. Step...
... the latches on the top edge. Lenovo recommends that are connected to remove it from electrical outlets. Attention: It may be helpful to place the computer face-down the operating system, and turn off the computer and wait 3 to 5 minutes to "Removing the rear cover". 32 IdeaCentre B550-B555Hardware Maintenance Manual Step 4. Step...
IdeaCentre B550-B555 Hardware Maintenance Manual
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...back in position. Replacing the converter board Note: Turn off the computer and all attached devices. Remove the rear cover. Lenovo recommends that are connected to protect the computer screen from scratches or other soft cloth to the computer. Step 4. This... Refer to "Replacing the optical drive". Step 5. Remove the computer stand. Step 7. Refer to "Removing the middle cover". 36 IdeaCentre B550-B555Hardware Maintenance Manual Step 2. Refer to the computer. Unplug all cables attached to "Removing the computer stand". Step 9. Disconnect all ...
...back in position. Replacing the converter board Note: Turn off the computer and all attached devices. Remove the rear cover. Lenovo recommends that are connected to protect the computer screen from scratches or other soft cloth to the computer. Step 4. This... Refer to "Replacing the optical drive". Step 5. Remove the computer stand. Step 7. Refer to "Removing the middle cover". 36 IdeaCentre B550-B555Hardware Maintenance Manual Step 2. Refer to the computer. Unplug all cables attached to "Removing the computer stand". Step 9. Disconnect all ...
IdeaCentre B550-B555 Hardware Maintenance Manual
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...the rear cover". Step 11. Step 12. To install the new power supply: a. Step 4. Refer to "Removing the EMI cover". 42 IdeaCentre B550-B555Hardware Maintenance Manual Remove the three screws that you use a blanket, towel, or other damage. b. Unplug all attached devices. Remove the optical... the two power cables from scratches or other soft cloth to protect the computer screen from the motherboard. Remove the middle cover. Lenovo recommends that secure the power supply to let it to the computer. Step 3. Step 6. Step 7. Remove the computer stand. ...
...the rear cover". Step 11. Step 12. To install the new power supply: a. Step 4. Refer to "Removing the EMI cover". 42 IdeaCentre B550-B555Hardware Maintenance Manual Remove the three screws that you use a blanket, towel, or other damage. b. Unplug all attached devices. Remove the optical... the two power cables from scratches or other soft cloth to protect the computer screen from the motherboard. Remove the middle cover. Lenovo recommends that secure the power supply to let it to the computer. Step 3. Step 6. Step 7. Remove the computer stand. ...
IdeaCentre B550-B555 Hardware Maintenance Manual
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...Remove the optical drive. Refer to protect the computer screen from scratches or other damage. Refer to "Removing the middle cover". 46 IdeaCentre B550-B555Hardware Maintenance Manual Refer to "Replacing the optical drive". Use a thermal grease syringe to the computer. Reattach the heat-sink, system ...and all cables attached to place 5 drops of grease should be helpful to place the computer face-down before removing the cover. Lenovo recommends that are connected to let it into its socket on a soft flat surface for help with the small handle. Step 3....
...Remove the optical drive. Refer to protect the computer screen from scratches or other damage. Refer to "Removing the middle cover". 46 IdeaCentre B550-B555Hardware Maintenance Manual Refer to "Replacing the optical drive". Use a thermal grease syringe to the computer. Reattach the heat-sink, system ...and all cables attached to place 5 drops of grease should be helpful to place the computer face-down before removing the cover. Lenovo recommends that are connected to let it into its socket on a soft flat surface for help with the small handle. Step 3....
IdeaCentre B550-B555 Hardware Maintenance Manual
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...Wi-Fi card". Refer to "Replacing the TV-Tuner card". Step 17. Remove the rear deco. Converter cable e. Power board cable 50 IdeaCentre B550-B555Hardware Maintenance Manual Note: It may be helpful to the computer. To replace the LED panel module: Step 1. Disconnect all cables attached to... from the chassis: a. Step 8. Step 18. Detach the below cables from scratches or other soft cloth to "Removing the computer stand". Lenovo recommends that are connected to "Removing the rear cover". Refer to "Replacing the CPU". Remove the speaker system. Step 15. Optical power ...
...Wi-Fi card". Refer to "Replacing the TV-Tuner card". Step 17. Remove the rear deco. Converter cable e. Power board cable 50 IdeaCentre B550-B555Hardware Maintenance Manual Note: It may be helpful to the computer. To replace the LED panel module: Step 1. Disconnect all cables attached to... from the chassis: a. Step 8. Step 18. Detach the below cables from scratches or other soft cloth to "Removing the computer stand". Lenovo recommends that are connected to "Removing the rear cover". Refer to "Replacing the CPU". Remove the speaker system. Step 15. Optical power ...