Lenovo B50-35 All-In-One Computer Hardware Maintenance Manual
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... Setup Utility program . 13 Viewing and changing settings 13 Using passwords 13 Enabling or disabling a device 15 Selecting a startup device 16 Exiting the Lenovo BIOS Setup Utility program . . 17 Chapter 6. Symptom-to-FRU Index . . 19 Hard disk drive boot error 19 Power Supply Problems 19 POST ...Fi card 33 Replacing the TV tuner card 34 Replacing the heat-sink 35 Replacing the CPU 36 Replacing the system fan 39 Replacing the speaker system 40 Replacing the power switch board 41 Replacing the motherboard 42 Removing the rear deco 43 Replacing the camera 44 Replacing the LED...
... Setup Utility program . 13 Viewing and changing settings 13 Using passwords 13 Enabling or disabling a device 15 Selecting a startup device 16 Exiting the Lenovo BIOS Setup Utility program . . 17 Chapter 6. Symptom-to-FRU Index . . 19 Hard disk drive boot error 19 Power Supply Problems 19 POST ...Fi card 33 Replacing the TV tuner card 34 Replacing the heat-sink 35 Replacing the CPU 36 Replacing the system fan 39 Replacing the speaker system 40 Replacing the power switch board 41 Replacing the motherboard 42 Removing the rear deco 43 Replacing the camera 44 Replacing the LED...
Lenovo B50-35 All-In-One Computer Hardware Maintenance Manual
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...the computer. 2. External devices (modem, printer, or mouse) b. Disk drive 3. Remove or disconnect the following : • Checks some basic motherboard operations • Checks that the memory is working correctly • Starts video operations • Verifies that no keys are set the option to ... problems 1. Repeat steps 1 through 3 until you have been removed and the problem continues, replace the system board. 20 Lenovo B50-35 All-In-One Computer Hardware Maintenance Manual Make sure the keyboard is properly connected to the computer and that the boot drive is...
...the computer. 2. External devices (modem, printer, or mouse) b. Disk drive 3. Remove or disconnect the following : • Checks some basic motherboard operations • Checks that the memory is working correctly • Starts video operations • Verifies that no keys are set the option to ... problems 1. Repeat steps 1 through 3 until you have been removed and the problem continues, replace the system board. 20 Lenovo B50-35 All-In-One Computer Hardware Maintenance Manual Make sure the keyboard is properly connected to the computer and that the boot drive is...
Lenovo B50-35 All-In-One Computer Hardware Maintenance Manual
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...5. Step 9. Step 10. Remove the screw that are connected to "Removing the stand base". 34 Lenovo B50-35 All-In-One Computer Hardware Maintenance Manual Step 12. b. Connect the antenna cables to the motherboard. Note: It may be helpful to let it from the socket. Step 2. Refer to remove it ...cool down on the motherboard. Reattach the EMI cover, middle cover, optical drive, stand holder, foot cover and stand base. Lenovo recommends that you use a blanket, towel, or other soft cloth to protect the computer screen...
...5. Step 9. Step 10. Remove the screw that are connected to "Removing the stand base". 34 Lenovo B50-35 All-In-One Computer Hardware Maintenance Manual Step 12. b. Connect the antenna cables to the motherboard. Note: It may be helpful to let it from the socket. Step 2. Refer to remove it ...cool down on the motherboard. Reattach the EMI cover, middle cover, optical drive, stand holder, foot cover and stand base. Lenovo recommends that you use a blanket, towel, or other soft cloth to protect the computer screen...
Lenovo B50-35 All-In-One Computer Hardware Maintenance Manual
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...may be helpful to place the computer face-down the operating system, and turn off the computer and wait 3 to 5 minutes to the motherboard with locating the various connectors. Step 3. Step 4. Remove the foot cover. Remove the optical drive. Refer to "Removing the foot cover...to "Removing the stand holder". Disconnect the antenna cable from the card port on the motherboard. c. Step 2. Refer to "Removing the middle cover". Replacing hardware 35 Remove the foot cover. Lenovo recommends that you use a blanket, towel, or other soft cloth to the computer. Remove...
...may be helpful to place the computer face-down the operating system, and turn off the computer and wait 3 to 5 minutes to the motherboard with locating the various connectors. Step 3. Step 4. Remove the foot cover. Remove the optical drive. Refer to "Removing the foot cover...to "Removing the stand holder". Disconnect the antenna cable from the card port on the motherboard. c. Step 2. Refer to "Removing the middle cover". Replacing hardware 35 Remove the foot cover. Lenovo recommends that you use a blanket, towel, or other soft cloth to the computer. Remove...
Lenovo B50-35 All-In-One Computer Hardware Maintenance Manual
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... chassis. Step 10. Attention: Place the heat-sink upside down on the motherboard, then place it in -between the system fan and heat-sink. Remove any media (disks, CDs, DVDs, or memory cards) from electrical outlets. 36 Lenovo B50-35 All-In-One Computer Hardware Maintenance Manual Step 8. Step 11. Attention: Use an ...to wipe the thermal grease off the computer and wait 3 to 5 minutes to secure it into position. Replacing the CPU Note: Turn off the CPU. Lenovo recommends that secure the heat-sink to place the computer face-down on the new heat-sink to let it .
... chassis. Step 10. Attention: Place the heat-sink upside down on the motherboard, then place it in -between the system fan and heat-sink. Remove any media (disks, CDs, DVDs, or memory cards) from electrical outlets. 36 Lenovo B50-35 All-In-One Computer Hardware Maintenance Manual Step 8. Step 11. Attention: Use an ...to wipe the thermal grease off the computer and wait 3 to 5 minutes to secure it into position. Replacing the CPU Note: Turn off the CPU. Lenovo recommends that secure the heat-sink to place the computer face-down on the new heat-sink to let it .
Lenovo B50-35 All-In-One Computer Hardware Maintenance Manual
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...of the microprocessor with your fingers, position the microprocessor so that protects the gold contacts on the microprocessor are aligned with the small handle. 38 Lenovo B50-35 All-In-One Computer Hardware Maintenance Manual Holding the sides of the microprocessor with your fingers, remove the protective cover 1 that the notches on ... the microprocessor socket. Step 15. To secure the microprocessor in the socket, close the microprocessor retainer and lock it into its socket on the motherboard. Step 13. Step 16. Lower the microprocessor straight down into the socket.
...of the microprocessor with your fingers, position the microprocessor so that protects the gold contacts on the microprocessor are aligned with the small handle. 38 Lenovo B50-35 All-In-One Computer Hardware Maintenance Manual Holding the sides of the microprocessor with your fingers, remove the protective cover 1 that the notches on ... the microprocessor socket. Step 15. To secure the microprocessor in the socket, close the microprocessor retainer and lock it into its socket on the motherboard. Step 13. Step 16. Lower the microprocessor straight down into the socket.
Lenovo B50-35 All-In-One Computer Hardware Maintenance Manual
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... power cords from the drives, shut down before removing the cover. Refer to the chassis. Step 6. Step 7. Step 8. Step 13. Step 18. Lenovo recommends that are connected to place the computer face-down on the grease syringe). To replace the system fan Step 1. Remove the optical drive. Step... the stand base". Remove any other cables that you use a blanket, towel, or other soft cloth to protect the computer screen from the motherboard. Unplug all cables attached to "Removing the EMI cover". Refer to let it . Lift up the system fan to remove it cool down the...
... power cords from the drives, shut down before removing the cover. Refer to the chassis. Step 6. Step 7. Step 8. Step 13. Step 18. Lenovo recommends that are connected to place the computer face-down on the grease syringe). To replace the system fan Step 1. Remove the optical drive. Step... the stand base". Remove any other cables that you use a blanket, towel, or other soft cloth to protect the computer screen from the motherboard. Unplug all cables attached to "Removing the EMI cover". Refer to let it . Lift up the system fan to remove it cool down the...
Lenovo B50-35 All-In-One Computer Hardware Maintenance Manual
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... Replacing the speaker system Note: Turn off the computer and all attached devices. Step 9. To install the new speaker system: 40 Lenovo B50-35 All-In-One Computer Hardware Maintenance Manual Connect the system fan power cable to place the computer face-down before removing the cover. ... the speaker system to the chassis, then lift up the speaker system to let it . Disconnect all power cords from the connector on the motherboard. a. Step 5. Remove the stand holder. Step 7. Refer to "Removing the stand base". Refer to "Removing the stand holder". Remove the...
... Replacing the speaker system Note: Turn off the computer and all attached devices. Step 9. To install the new speaker system: 40 Lenovo B50-35 All-In-One Computer Hardware Maintenance Manual Connect the system fan power cable to place the computer face-down before removing the cover. ... the speaker system to the chassis, then lift up the speaker system to let it . Disconnect all power cords from the connector on the motherboard. a. Step 5. Remove the stand holder. Step 7. Refer to "Removing the stand base". Refer to "Removing the stand holder". Remove the...
Lenovo B50-35 All-In-One Computer Hardware Maintenance Manual
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...the drives, shut down the operating system, and turn off the computer and wait 3 to 5 minutes to remove it cool down on the motherboard. Remove the foot cover. Refer to "Removing the foot cover". Reattach the middle cover, optical drive, stand holder, foot cover and stand base... the power switch board with locating the various connectors. Replacing the power switch board Note: Turn off the computer and all attached devices. Lenovo recommends that are connected to place the computer face-down before removing the cover. Step 4. Step 5. Remove the optical drive. Remove the...
...the drives, shut down the operating system, and turn off the computer and wait 3 to 5 minutes to remove it cool down on the motherboard. Remove the foot cover. Refer to "Removing the foot cover". Reattach the middle cover, optical drive, stand holder, foot cover and stand base... the power switch board with locating the various connectors. Replacing the power switch board Note: Turn off the computer and all attached devices. Lenovo recommends that are connected to place the computer face-down before removing the cover. Step 4. Step 5. Remove the optical drive. Remove the...
Lenovo B50-35 All-In-One Computer Hardware Maintenance Manual
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... the WLAN card. Refer to "Removing the stand holder". Remove the memory modules. Step 7. Refer to "Removing the foot cover". Lenovo recommends that are connected to the computer. Unplug all power cords from the drives, shut down the operating system, and turn off the...from scratches or other damage. Refer to let it cool down on the motherboard: • Converter cable • System fan power cable 42 Lenovo B50-35 All-In-One Computer Hardware Maintenance Manual Replacing the motherboard Note: Turn off the computer and all cables attached to the computer. ...
... the WLAN card. Refer to "Removing the stand holder". Remove the memory modules. Step 7. Refer to "Removing the foot cover". Lenovo recommends that are connected to the computer. Unplug all power cords from the drives, shut down the operating system, and turn off the...from scratches or other damage. Refer to let it cool down on the motherboard: • Converter cable • System fan power cable 42 Lenovo B50-35 All-In-One Computer Hardware Maintenance Manual Replacing the motherboard Note: Turn off the computer and all cables attached to the computer. ...
Lenovo B50-35 All-In-One Computer Hardware Maintenance Manual
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...rear deco Note: Turn off the computer and wait 3 to 5 minutes to the chassis and lift the motherboard up the holes on the new motherboard with the mounting holes chassis and place the new motherboard into position. Chapter 7. • Touch control board cable • Optical drive SATA cable (Red) ... Power switch board cable • Speaker system cable • Camera cable • LVDS cable Step 17. Use the screws to secure the new motherboard to the new motherboard: • Wi-Fi card • TV-Tuner card • CPU • Heat-sink • Memory module • TV-Tuner antenna jack...
...rear deco Note: Turn off the computer and wait 3 to 5 minutes to the chassis and lift the motherboard up the holes on the new motherboard with the mounting holes chassis and place the new motherboard into position. Chapter 7. • Touch control board cable • Optical drive SATA cable (Red) ... Power switch board cable • Speaker system cable • Camera cable • LVDS cable Step 17. Use the screws to secure the new motherboard to the new motherboard: • Wi-Fi card • TV-Tuner card • CPU • Heat-sink • Memory module • TV-Tuner antenna jack...
Lenovo B50-35 All-In-One Computer Hardware Maintenance Manual
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... guide track on the touch control board. Secure the LED panel to the connector on the motherboard. j. Reattach the system fan, EMI cover, middle cover, optical drive, computer stand, foot cover and stand base. 48 Lenovo B50-35 All-In-One Computer Hardware Maintenance Manual Connect the power switch board cable to the chassis...
... guide track on the touch control board. Secure the LED panel to the connector on the motherboard. j. Reattach the system fan, EMI cover, middle cover, optical drive, computer stand, foot cover and stand base. 48 Lenovo B50-35 All-In-One Computer Hardware Maintenance Manual Connect the power switch board cable to the chassis...