Lenovo IdeaCentre B300 Hardware Maintenance Manual V2.1
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... the optical disk drive 34 Removing the computer cover 36 Replacing the hard disk drive 37 Replacing the bluetooth module 39 Removing the motherboard cover 40 Replacing the heatsink 41 Replacing the system fan 42 Replacing the microprocessor 43 Replacing the function panel 44 Replacing the WLAN ... the speakers system 46 Removing the inverter board 47 Replacing the TV tuner card 48 Removing the TV antenna connector 49 Replacing the motherboard 50 Removing the shell 51 Replacing the camera 52 Replacing the touch module 53 Replacing the LED panel 54 Replacing the keyboard 57 ...
... the optical disk drive 34 Removing the computer cover 36 Replacing the hard disk drive 37 Replacing the bluetooth module 39 Removing the motherboard cover 40 Replacing the heatsink 41 Replacing the system fan 42 Replacing the microprocessor 43 Replacing the function panel 44 Replacing the WLAN ... the speakers system 46 Removing the inverter board 47 Replacing the TV tuner card 48 Removing the TV antenna connector 49 Replacing the motherboard 50 Removing the shell 51 Replacing the camera 52 Replacing the touch module 53 Replacing the LED panel 54 Replacing the keyboard 57 ...
Lenovo IdeaCentre B300 Hardware Maintenance Manual V2.1
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...bezel 9 Camera 10 Optical disk drive 11 Hard disk drive 12 Motherboard cover 13 System fan 14 Heatsink 15 Function panel 16 Invert board 17 WLAN module 18 Bluetooth module 19 Speakers Identifying parts on the motherboard. 26 It provides basic computer functions and supports a variety of ...parts on the motherboard The motherboard (sometimes called the planar or system board) is the main circuit board in your computer....
...bezel 9 Camera 10 Optical disk drive 11 Hard disk drive 12 Motherboard cover 13 System fan 14 Heatsink 15 Function panel 16 Invert board 17 WLAN module 18 Bluetooth module 19 Speakers Identifying parts on the motherboard. 26 It provides basic computer functions and supports a variety of ...parts on the motherboard The motherboard (sometimes called the planar or system board) is the main circuit board in your computer....
Lenovo IdeaCentre B300 Hardware Maintenance Manual V2.1
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Install the computer cover and stand. Remove the computer stand. Refer to the computer chassis. 40 Align then use double-sided sticky tape stick the bluetooth module back. 7. Remove the computer cover. Remove the 8 screws that secure the motherboard cover to "Removing the computer stand". 2. Refer to the new bluetooth module. 6. Disconnect the antenna cable from the bluetooth module. 5. Removing the motherboard cover 1. Hardware Maintenance Manual 4. Connect the antenna cable to "Removing the computer cover". 3.
Install the computer cover and stand. Remove the computer stand. Refer to the computer chassis. 40 Align then use double-sided sticky tape stick the bluetooth module back. 7. Remove the computer cover. Remove the 8 screws that secure the motherboard cover to "Removing the computer stand". 2. Refer to the new bluetooth module. 6. Disconnect the antenna cable from the bluetooth module. 5. Removing the motherboard cover 1. Hardware Maintenance Manual 4. Connect the antenna cable to "Removing the computer cover". 3.
Lenovo IdeaCentre B300 Hardware Maintenance Manual V2.1
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Removing the computer stand. Removing the computer cover. Refer to "Removing the motherboard cover". 4. Lift up the motherboard cover. Refer to "Removing the computer cover". 3. Replacing hardware Replacing the heatsink To remove the heatsink: 1. Remove the 4 screws that secure the heatsink to "Removing the computer stand". 2. Removing the motherboard cover. Refer to the chassis. 41 Chapter 8. 4.
Removing the computer stand. Removing the computer cover. Refer to "Removing the motherboard cover". 4. Lift up the motherboard cover. Refer to "Removing the computer cover". 3. Replacing hardware Replacing the heatsink To remove the heatsink: 1. Remove the 4 screws that secure the heatsink to "Removing the computer stand". 2. Removing the motherboard cover. Refer to the chassis. 41 Chapter 8. 4.
Lenovo IdeaCentre B300 Hardware Maintenance Manual V2.1
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...then install the computer cover and computer stand. Remove the 3 screws that secure the system fan to "Removing the motherboard cover". 4. Remove the heatsink. Removing the motherboard cover. Refer to "Removing the computer stand". 2. Refer to "Replacing the heatsink". 5. Lift up the heatsink...fan To remove the system fan: 1. Removing the computer stand. Hardware Maintenance Manual 5. Align then install the motherboard cover back. 8. Disconnect the power cable from the motherboard. 6. Refer to "Removing the computer cover". 3. Align then install the new heatsink. 7.
...then install the computer cover and computer stand. Remove the 3 screws that secure the system fan to "Removing the motherboard cover". 4. Remove the heatsink. Removing the motherboard cover. Refer to "Removing the computer stand". 2. Refer to "Replacing the heatsink". 5. Lift up the heatsink...fan To remove the system fan: 1. Removing the computer stand. Hardware Maintenance Manual 5. Align then install the motherboard cover back. 8. Disconnect the power cable from the motherboard. 6. Refer to "Removing the computer cover". 3. Align then install the new heatsink. 7.
Lenovo IdeaCentre B300 Hardware Maintenance Manual V2.1
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... new system fan. 9. Replacing the microprocessor Important Do not touch the gold contact on the bottom of the microprocessor. Remove the computer cover. Remove the motherboard cover. Refer to "Removing the motherboard cover". 4. When handling the microprocessor, touch only the sides. 1. Refer to "Replacing the heatsink". 5. Align then install the heatsink & the...
... new system fan. 9. Replacing the microprocessor Important Do not touch the gold contact on the bottom of the microprocessor. Remove the computer cover. Remove the motherboard cover. Refer to "Removing the motherboard cover". 4. When handling the microprocessor, touch only the sides. 1. Refer to "Replacing the heatsink". 5. Align then install the heatsink & the...
Lenovo IdeaCentre B300 Hardware Maintenance Manual V2.1
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Hardware Maintenance Manual 6. Refer to release the function panel. 4. Remove the computer cover. Replacing the function panel 1. Disconnect the cable from the function panel. 44 Align then place the new microprocessor back and lock the retainer properly with the handle. 8. Pull the pins to each side to "Removing the computer cover". 3. Remove the computer stand. Lift the microprocessor out of the retainer. 7. Align then install the heatsink and the motherboard cover. 9. Install the computer cover and computer stand. Refer to "Removing the computer stand". 2.
Hardware Maintenance Manual 6. Refer to release the function panel. 4. Remove the computer cover. Replacing the function panel 1. Disconnect the cable from the function panel. 44 Align then place the new microprocessor back and lock the retainer properly with the handle. 8. Pull the pins to each side to "Removing the computer cover". 3. Remove the computer stand. Lift the microprocessor out of the retainer. 7. Align then install the heatsink and the motherboard cover. 9. Install the computer cover and computer stand. Refer to "Removing the computer stand". 2.
Lenovo IdeaCentre B300 Hardware Maintenance Manual V2.1
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Install the computer cover and computer stand. Remove the computer stand. Refer to "Removing the motherboard cover". 4. Remove the motherboard cover. Remove the computer cover. Chapter 8. Replacing the WLAN card card 1. Refer to "Removing the computer cover". 3. Connect the cable to "Removing the computer stand". 2. Replacing hardware 6. 5. Align then screw in the new function panel. 7. Lift up the function panel. Refer to the new function panel. 8. Disconnect the antenna cables from the WLAN card. 45
Install the computer cover and computer stand. Remove the computer stand. Refer to "Removing the motherboard cover". 4. Remove the motherboard cover. Remove the computer cover. Chapter 8. Replacing the WLAN card card 1. Refer to "Removing the computer cover". 3. Connect the cable to "Removing the computer stand". 2. Replacing hardware 6. 5. Align then screw in the new function panel. 7. Lift up the function panel. Refer to the new function panel. 8. Disconnect the antenna cables from the WLAN card. 45
Lenovo IdeaCentre B300 Hardware Maintenance Manual V2.1
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... back. 9. Refer to the new WLAN card. 8. Disconnect the cables from the motherboard. 5. Hardware Maintenance Manual 5. Remove the screw that secure the speakers system to the chassis. 46 Connect the antenna cables back to "Removing the computer stand". 2. ...Install the computer cover and computer stand. Remove the computer stand. Remove the computer cover. Refer to the motherboard. 7. Remove the 4 screws that secures the WLAN card to "Removing the motherboard cover". 4. Align then insert the new WLAN card to the card port and screw it in to "Removing the computer...
... back. 9. Refer to the new WLAN card. 8. Disconnect the cables from the motherboard. 5. Hardware Maintenance Manual 5. Remove the screw that secure the speakers system to the chassis. 46 Connect the antenna cables back to "Removing the computer stand". 2. ...Install the computer cover and computer stand. Remove the computer stand. Remove the computer cover. Refer to the motherboard. 7. Remove the 4 screws that secures the WLAN card to "Removing the motherboard cover". 4. Align then insert the new WLAN card to the card port and screw it in to "Removing the computer...
Lenovo IdeaCentre B300 Hardware Maintenance Manual V2.1
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6. Align then screw in the new speakers system. 8. Install the motherboard cover back. 10. Install the computer cover and computer stand. Remove the computer cover. Removing the inverter board To remove the inverter board 1. Refer to "...". 4. Remove the optical disk drive. Lift up the inverter board and cover. 47 Lift up the speakers system. Remove the computer stand. Refer to the motherboard. 9. Remove the 3 screws that secure the inverter board and cover to the chassis. 5.
6. Align then screw in the new speakers system. 8. Install the motherboard cover back. 10. Install the computer cover and computer stand. Remove the computer cover. Removing the inverter board To remove the inverter board 1. Refer to "...". 4. Remove the optical disk drive. Lift up the inverter board and cover. 47 Lift up the speakers system. Remove the computer stand. Refer to the motherboard. 9. Remove the 3 screws that secure the inverter board and cover to the chassis. 5.
Lenovo IdeaCentre B300 Hardware Maintenance Manual V2.1
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... tuner card To replace the TV tuner card 1. Remove the computer cover. Align then screw in the new inverter board. 9. Remove the motherboard cover. Connect the cables to the motherboard. 48 Remove the screw that secures the TV tuner card to the new inverter board. 8. Install the computer cover and computer stand... from the inverter board and slide out the inverter board from the TV tuner card. 5. Refer to "Removing the computer cover". 3. Refer to "Removing the motherboard cover". 4. Disconnect the antenna cable from the cover. 7.
... tuner card To replace the TV tuner card 1. Remove the computer cover. Align then screw in the new inverter board. 9. Remove the motherboard cover. Connect the cables to the motherboard. 48 Remove the screw that secures the TV tuner card to the new inverter board. 8. Install the computer cover and computer stand... from the inverter board and slide out the inverter board from the TV tuner card. 5. Refer to "Removing the computer cover". 3. Refer to "Removing the motherboard cover". 4. Disconnect the antenna cable from the cover. 7.
Lenovo IdeaCentre B300 Hardware Maintenance Manual V2.1
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...Removing the TV antenna connector To remove the TV antenna connector: 1. Remove the motherboard cover. Refer to "Removing the computer cover". 3. Refer to "Removing the computer stand". 2. Screw back the motherboard cover. 10. Replacing hardware 6. Pull the TV tuner card upward to "Removing... the motherboard cover". 4. Remove the computer stand. Refer to remove it from the card port. 7....
...Removing the TV antenna connector To remove the TV antenna connector: 1. Remove the motherboard cover. Refer to "Removing the computer cover". 3. Refer to "Removing the computer stand". 2. Screw back the motherboard cover. 10. Replacing hardware 6. Pull the TV tuner card upward to "Removing... the motherboard cover". 4. Remove the computer stand. Refer to remove it from the card port. 7....
Lenovo IdeaCentre B300 Hardware Maintenance Manual V2.1
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... Remove the heatsink. Refer to "Removing the computer cover". 3. Remove the 8 screws that connected to the motherboard. 11. Replacing the motherboard To replace the motherboard 1. Remove the computer cover. Remove the memory module. Remove the WLAN card. Refer to "Replacing the microprocessor... Refer to "Replacing a memory module". 5. Refer to "Replacing the heatsink". 6. Remove all the cables that secure the motherboard to "Removing the computer stand". 2. Refer to "Removing the TV antenna connector". 10. Refer to "Replacing the WLAN card". 8....
... Remove the heatsink. Refer to "Removing the computer cover". 3. Remove the 8 screws that connected to the motherboard. 11. Replacing the motherboard To replace the motherboard 1. Remove the computer cover. Remove the memory module. Remove the WLAN card. Refer to "Replacing the microprocessor... Refer to "Replacing a memory module". 5. Refer to "Replacing the heatsink". 6. Remove all the cables that secure the motherboard to "Removing the computer stand". 2. Refer to "Removing the TV antenna connector". 10. Refer to "Replacing the WLAN card". 8....
Lenovo IdeaCentre B300 Hardware Maintenance Manual V2.1
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... the computer stand. Refer to the new motherboard. 14. 12. Connect all related components back to the new motherboard. 16. Align then screw back the TV antenna connector to "Removing the computer cover". 3. Screw back the motherboard cover. 18. Refer to chassis. 51 Remove the 5 screws ...the shell to "Removing the computer stand". 2. Install all the cables to the chassis. 15. Align then screw in the new motherboard to the new motherboard. 17. Removing the shell To remove the back shell: 1. Remove the computer cover. Replacing hardware 13. Install the computer cover and...
... the computer stand. Refer to the new motherboard. 14. 12. Connect all related components back to the new motherboard. 16. Align then screw back the TV antenna connector to "Removing the computer cover". 3. Screw back the motherboard cover. 18. Refer to chassis. 51 Remove the 5 screws ...the shell to "Removing the computer stand". 2. Install all the cables to the chassis. 15. Align then screw in the new motherboard to the new motherboard. 17. Removing the shell To remove the back shell: 1. Remove the computer cover. Replacing hardware 13. Install the computer cover and...
Lenovo IdeaCentre B300 Hardware Maintenance Manual V2.1
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Hardware Maintenance Manual 6. Align then screw the new touch module back. 9. Remove the computer stand. Remove the motherboard cover. Disconnect the camera cable from the touch module. 4 4 7. Install the computer cover and screw back the computer stand. ...Refer to "Removing the optical disk drive" 3. Replacing the LED panel To replace the LED panel 1. Refer to "Removing the motherboard cover". 5. Disconnect the cables from the motherboard. 54 Refer to the new touch module. 8. Remove the computer cover. Reconnect the cables to "Removing the computer stand". 2....
Hardware Maintenance Manual 6. Align then screw the new touch module back. 9. Remove the computer stand. Remove the motherboard cover. Disconnect the camera cable from the touch module. 4 4 7. Install the computer cover and screw back the computer stand. ...Refer to "Removing the optical disk drive" 3. Replacing the LED panel To replace the LED panel 1. Refer to "Removing the motherboard cover". 5. Disconnect the cables from the motherboard. 54 Refer to the new touch module. 8. Remove the computer cover. Reconnect the cables to "Removing the computer stand". 2....