Lenovo B50–35 Hardware Maintenance Manual

Lenovo

Desktop

🧩  Manuals supported for 1 models of Lenovo

  • B50–30

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Table of Contents
  • Chapter 1. About this manual

    7
  • Chapter 2. Safety information

    9
  • Safety inspection guide

    11
  • Grounding requirements

    12
  • Chapter 3. General information

    15
  • Chapter 4. General Checkout

    17
  • Chapter 5. Using the Setup Utility

    19
  • Enabling or disabling a device

    21
  • Selecting a startup device

    22
  • Exiting the Lenovo BIOS Setup Utility program

    23
  • Chapter 6. Symptom-to-FRU Index

    25
  • POST error codes

    26
  • Chapter 7. Replacing hardware

    27
  • Replacing the keyboard and mouse

    28
  • Removing the stand base

    29
  • Removing the foot cover

    30
  • Replacing the memory module

    31
  • Replacing the hard disk drive

    32
  • Replacing the optical drive

    33
  • Removing the stand holder

    35
  • Removing the middle cover

    36
  • Replacing the converter board

    37
  • Removing the EMI cover

    38
  • Replacing the Wi-Fi card

    39
  • Replacing the TV tuner card

    40
  • Replacing the heat-sink

    41
  • Replacing the CPU

    42
  • Replacing the system fan

    45
  • Replacing the speaker system

    46
  • Replacing the power switch board

    47
  • Replacing the motherboard

    48
  • Removing the rear deco

    49
  • Replacing the camera

    50
  • Replacing the LED panel module

    51
  • Chapter 8. FRU lists

    55
  • Chapter 9. General information

    65

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