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IdeaCentre B340
Hardware Maintenance Manual

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   Summary of Contents for Lenovo IdeaCentre B340

  • Page 1 IdeaCentre B340 Hardware Maintenance Manual...
  • Page 3 IdeaCentre B340 Hardware Maintenance Manual...
  • Page 4 Third Edition (July 2013)31st © Copyright Lenovo 2013. LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software are delivered pursuant a General Services Administration “GSA” contract, use, reproduction, or disclosure is subject to restrictions set forth in Contract No. GS-35F-05925...
  • Page 5: Table Of Contents

    Selecting a startup device ..Replacing the TV tuner card ..Exiting the Lenovo BIOS Setup Utility program . . Replacing the speaker system ..
  • Page 6 IdeaCentre B340Hardware Maintenance Manual...
  • Page 7: Chapter 1. About This Manual

    This manual contains service and reference information for IdeaCentre B340 All-In-One computers listed on the cover. It is intended only for trained servicers who are familiar with Lenovo computer products. Before servicing a Lenovo product, be sure to read the Safety Information.
  • Page 8 IdeaCentre B340Hardware Maintenance Manual...
  • Page 9: Chapter 2. Safety Information

    Electrical current from power, telephone, and communication cables can be hazardous. To avoid personal injury or equipment damage, disconnect any attached power cords, telecommunication cables, network cables, and modem cables before you open the computer covers, unless instructed otherwise in the installation and configuration procedures. © Copyright Lenovo 2013...
  • Page 10 Observe the following rules when working on electrical equipment. Important: Use only approved tools and test equipment. Some hand tools have handles covered with a soft material that does not insulate you when working with live electrical currents. Many customers have rubber floor mats near their equipment that contain small conductive fibers to decrease electrostatic discharge.
  • Page 11: Safety Inspection Guide

    – Switch off power. – Send another person to get medical aid. Safety inspection guide The intent of this inspection guide is to assist you in identifying potential hazards posed by these products. Each computer, as it was designed and built, had required safety items installed to protect users and service personnel from injury.
  • Page 12: Grounding Requirements

    • Keep the parts in protective packages until they are inserted into the product. • Avoid contact with other people while handling the part. • Wear a grounded wrist strap against your skin to eliminate static on your body. • Prevent the part from touching your clothing. Most clothing is insulative and retains a charge even when you are wearing a wrist strap.
  • Page 13 To Connect To Disconnect 1. Turn everything OFF. 1. Turn everything OFF. 2. First, attach all cables to devices. 2. First, remove power cords from outlets. 3. Attach signal cables to connectors. 3. Remove signal cables from connectors. 4. Attach power cords to outlet. 4.
  • Page 14 ≥18 kg (37 lbs) ≥32 kg (70.5 lbs) ≥55 kg (121.2 lbs) CAUTION: Use safe practices when lifting. CAUTION: The power control button on the device and the power switch on the power supply do not turn off the electrical current supplied to the device. The device also might have more than one power cord.
  • Page 15: Chapter 3. General Information

    This chapter provides general information that applies to all computer models covered by this manual. Specifications This section lists the physical specifications for your computer. This section lists the physical specifications for your computer. Type IdeaCentre B340 This section lists the physical specifications. Environment Air temperature: Operating: 10°...
  • Page 16 IdeaCentre B340Hardware Maintenance Manual...
  • Page 17: Chapter 4. General Checkout

    • If the computer displays a POST error, go to “POST error codes”. • If the computer hangs and no error is displayed, continue at step 7. 7. If the test stops and you cannot continue, replace the last device tested. © Copyright Lenovo 2013...
  • Page 18 IdeaCentre B340Hardware Maintenance Manual...
  • Page 19: Chapter 5. Using The Setup Utility

    1. If your computer is already on when you start this procedure, shut down the operating system and turn off the computer. 2. Press and hold the F1 key then turn on the computer. When the Lenovo BIOS Setup Utility program is displayed, release the F1 key.
  • Page 20 Administrator Password if you are responsible for maintaining the settings of several computers. After you set an Administrator Password, a password prompt is displayed every time you access the Lenovo BIOS Setup Utility program. If both the Administrator and Power-On Password are set, you can type either password. However, you must use your Administrator Password to change any configuration settings.
  • Page 21: Enabling Or Disabling A Device

    Power-On Password When a Power-On Password is set, you cannot start the Lenovo BIOS Setup Utility program until a valid password is typed from the keyboard. Setting, changing, or deleting a Power-On Password Note: A password can be any combination of letters and numbers up to 16 characters (a-z and 0-9).
  • Page 22: Selecting A Startup Device

    Select Network Setup, press the Enter key, then select Onboard Ethernet Support or LAN Boot Agent. 4. 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. Select Save Changes and Exit from the menu. Notes: a.
  • Page 23: Exiting The Lenovo Bios Setup Utility Program

    Exiting the Lenovo BIOS Setup Utility program After you finish viewing or changing settings, press the Esc key to return to the Lenovo BIOS Setup Utility program main menu. You might have to press the Esc key several times. Do one of the following: •...
  • Page 24 IdeaCentre B340Hardware Maintenance Manual...
  • Page 25: Chapter 6. Symptom-to-fru Index

    Check that the following are properly installed: Reseat connectors • Power Cord • On/Off Switch connector • System Board Power Supply connectors • Microprocessor connections Check the power cord. Power Cord Check the power-on switch. Power-on Switch © Copyright Lenovo 2013...
  • Page 26: Post Error Codes

    POST error codes Each time you turn the computer on, it performs a series of tests to check that the system is operating correctly and that certain options are set. This series of tests is called the Power-On Self-Test, or POST. POST does the following: •...
  • Page 27: Chapter 7. Locating Connectors, Controls And Components

    5. Bluetooth status indicator 12. Novo vision button 6. Wi-Fi status indicator 13. PC mode / HDMI-in / AV-in switch 7. TV indicator 14. Monitor On/Off Attention: The effective range of the Built-in IR Emitter is 10 feet (3m). © Copyright Lenovo 2013...
  • Page 28 Left and right view The following illustration shows the location of connectors, controls and components on the left and right side of the computer. 5. Microphone port 1. Optical drive 2. TV buttons (selected models only) 6. USB connector 7. Memory card reader 3.
  • Page 29 Rear view The following illustration shows the location of connectors and components on the rear of the computer. 1. Ethernet port 5. AV-IN connectors (selected models only) 2. USB connectors 6. TV tuner ports (selected models only) 3. HDMI-OUT connector 7.
  • Page 30 Hardware components The following illustration shows the components that make up your computer. 1. Rear cover 14. Optical disk drive 2. Computer stand 15. Hardware TV Scale Board 3. Middle cover 16. WLAN card 4. Front LED indicator board 17. Speakers 5.
  • Page 31 Identifying parts on the motherboard The motherboard (sometimes called the planar or system board) is the main circuit board in your computer. It provides basic computing functions and supports a variety of devices that are factory-installed or that you can install later. The following illustration shows the location of connectors and components on the front of the motherboard.
  • Page 32 Identifying parts and connectors on the hardware TV scale board The following illustration shows the locations of parts on the analog hardware TV board. 1. LVDS Connector 4. TV Function Connector 2. Converter Connector 5. Fan Connector 6. Debug Port 3.
  • Page 33: Chapter 8. Replacing Hardware

    Attention: Do not remove the computer cover or attempt any repair before reading the “Important safety information” in the Safety and Warranty Guide that was included with your computer. To obtain copies of the Safety and Warranty Guide, go to the Support Web site at: http://consumersupport.lenovo.com. Note: Use only parts provided by Lenovo.
  • Page 34: Replacing The Keyboard And Mouse

    Replacing the keyboard and mouse Attention: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. To replace the keyboard and mouse Step 1. Remove any media (disks, CDs, DVDs or memory cards) from the drives, shut down the operating system, and turn off the computer and all attached devices.
  • Page 35: Removing The Computer Cover

    Attention: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Note: It may be helpful to place the computer face-down on a soft flat surface for this procedure. Lenovo recommends that you use a blanket, towel, or other soft cloth to protect the computer screen from scratches or other damage.
  • Page 36: Removing The Computer Stand

    Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Note: For this procedure, it helps to place the computer face-down on a soft flat surface. Lenovo recommends that you use a blanket, towel, or other soft cloth to protect the screen surface from scratches or other damage.
  • Page 37: Replacing A Memory Module

    Step 1. Remove any media (disks, CDs, DVDs or memory cards) from the drives, shut down the operating system, and turn off the computer and all attached devices. Step 2. Unplug all power cords from electrical outlets. Step 3. Disconnect all cables attached to the computer. This includes power cords, input/output (I/O) cables, and any other cables that are connected to the computer.
  • Page 38: Replacing The Hard Disk Drive

    Attention: It may be helpful to place the computer face-down on a soft flat surface for this procedure. Lenovo recommends that you use a blanket, towel, or other soft cloth to protect the computer screen from scratches or other damage.
  • Page 39: Replacing The Optical Drive

    Step 5. Push then slide the hard disk drive and bracket upward and out of the chassis as shown. Step 6. Push the pins and release the hard disk drive from the bracket. Step 7. Install the new hard disk drive as follows: Line up the new hard disk drive with the bracket and secure it with the pins.
  • Page 40 Step 4. Remove the rear cover. Refer to “Removing the rear cover”. Step 5. Push down the pin that locks the optical disk drive to the chassis then use the screwdriver push the disk out. Step 6. Push a small iron stick (paper clip) into the small hole on the optical drive cover so that the disk springs out as shown.
  • Page 41: Removing The Middle Cover

    Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Note: It may be helpful to place the computer face-down on a soft flat surface for this procedure. Lenovo recommends that you use a blanket, towel, or other soft cloth to protect the computer screen from scratches or other damage.
  • Page 42 Step 9. Push up the middle cover upward with two hands to remove it from pins. Step 10. Slide the middle cover out as shown. (From left to right) Step 11. To reattach the middle cover: Line up the middle cover with chassis, slide it back in position. Push down the middle cover to secure it with the pins.
  • Page 43: Replacing The Converter Board

    Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Note: It may be helpful to place the computer face-down on a soft flat surface for this procedure. Lenovo recommends that you use a blanket, towel, or other soft cloth to protect the computer screen from scratches or other damage.
  • Page 44: Removing The Emi Cover

    Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Note: It may be helpful to place the computer face-down on a soft flat surface for this procedure. Lenovo recommends that you use a blanket, towel, or other soft cloth to protect the computer screen from scratches or other damage.
  • Page 45: Replacing The Camera

    Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Note: It may be helpful to place the computer face-down on a soft flat surface for this procedure. Lenovo recommends that you use a blanket, towel, or other soft cloth to protect the computer screen from scratches or other damage.
  • Page 46: Replacing The Bluetooth Module

    Attention: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Note: It may be helpful to place the computer face-down on a soft flat surface for this procedure. Lenovo recommends that you use a blanket, towel, or other soft cloth to protect the computer screen from scratches or other damage.
  • Page 47: Replacing The Battery

    Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Note: It may be helpful to place the computer face-down on a soft flat surface for this procedure. Lenovo recommends that you use a blanket, towel, or other soft cloth to protect the computer screen from scratches or other damage.
  • Page 48: Replacing The System Fan

    Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Note: It may be helpful to place the computer face-down on a soft flat surface for this procedure. Lenovo recommends that you use a blanket, towel, or other soft cloth to protect the computer screen from scratches or other damage.
  • Page 49: Removing The Power Supply

    Attention: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Note: It may be helpful to place the computer face-down on a soft flat surface for this procedure. Lenovo recommends that you use a blanket, towel, or other soft cloth to protect the computer screen from scratches or other damage.
  • Page 50: Replacing The Heat-sink

    Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Note: It may be helpful to place the computer face-down on a soft flat surface for this procedure. Lenovo recommends that you use a blanket, towel, or other soft cloth to protect the computer screen from scratches or other damage.
  • Page 51 Step 2. Unplug all power cords from electrical outlets. Step 3. Disconnect all cables attached to the computer. This includes power cords, input/output (I/O) cables, and any other cables that are connected to the computer. Refer to “Left and right view” and “Rear view”...
  • Page 52: Replacing The Cpu

    Step 11. Remove the 8 screws that secure the heat-sink to the motherboard, and detach the cables attached to the heat-sink, then lift up the heat-sink to remove it. Step 12. To install the new heat-sink: Line up the new heat-sink with mounting holes on motherboard and secure it with the 8 screws. Line up the system fan supporting bracket with the mounting holes on the motherboard and secure it with the 2 screws.
  • Page 53 Step 11. Lift the small handle and open the retainer. Attention: Do not touch the gold contacts on the bottom of the microprocessor. When handing the microprocessor, touch only the sides. Step 12. Lift the microprocessor straight up and out of the socket. Attention: Do not touch the gold contacts on the bottom of the microprocessor.
  • Page 54: Replacing The Rear I/o Module

    Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Note: It may be helpful to place the computer face-down on a soft flat surface for this procedure. Lenovo recommends that you use a blanket, towel, or other soft cloth to protect the computer screen from scratches or other damage.
  • Page 55: Replacing The Wi-fi Card

    Step 10. Lift up the rear I/O module. Step 11. Disconnect the TV antenna cable from the rear I/O module by removing the 2 screws. Step 12. Remove the 2 screws that secure the rear I/O module to the metal bracket. Step 13.
  • Page 56: Replacing The Tv Tuner Card

    Step 2. Unplug all power cords from electrical outlets. Step 3. Disconnect all cables attached to the computer. This includes power cords, input/output (I/O) cables, and any other cables that are connected to the computer. Refer to “Left and right view” and “Rear view”...
  • Page 57: Replacing The Speaker System

    Step 6. Remove the optical drive. Refer to “Replacing the optical drive”. Step 7. Remove the middle cover. Refer to “Removing the middle cover”. Step 8. Remove the EMI cover. Refer to “Removing the EMI cover”. Step 9. Remove the screw that secures the TV-Tuner card to the motherboard. Step 10.
  • Page 58: Replacing The Touch Control Board

    Step 10. Detach the speaker system from the rubber screws. Step 11. To install the new speaker system: Secure the new speaker system to the chassis with the rubber screws. Connect the new speaker cable to motherboard. Step 12. Reattach the EMI cover, middle cover, optical drive, computer stand and the rear cover. Replacing the touch control board Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover.
  • Page 59: Replacing The Scalar Board

    Step 11. Lift up the touch control board to remove it. Step 12. To install the new touch control board: Line up the holes on the new touch control board with the mounting holes on the middle frame and secure it with the 2 screws. Connect all the cables to the new touch control board.
  • Page 60: Replacing The Motherboard

    Step 11. Remove the 4 screws that secure the scalar board to the motherboard and chassis, then lift it up to remove it. Step 12. To install the new scalar board: Line up the holes on the new scalar board with the mounting holes and secure it with 4 screws. Connect the cables to the new scalar board.
  • Page 61: Replacing The Led Panel Module

    Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Note: It may be helpful to place the computer face-down on a soft flat surface for this procedure. Lenovo recommends that you use a blanket, towel, or other soft cloth to protect the computer screen from scratches or other damage.
  • Page 62 Step 1. Remove any media (disks, CDs, DVDs, or memory cards) from the drives, shut down the operating system, and turn off the computer and all attached devices. Step 2. Unplug all power cords from electrical outlets. Step 3. Disconnect all cables attached to the computer. This includes power cords, input/output (I/O) cables, and any other cables that are connected to the computer.
  • Page 63: Fru Lists

    Step 25. Remove the four screws that secure the two feet to the chassis, lift up the two feet and put them aside. Step 26. To install the new the LED panel module: Attached the two feet to the chassis and secure them with the four screws. Attach the Bluetooth module to the front bezel.
  • Page 64 Attention: Be sure to read and understand all the safety information before replacing any FRUs. Notes: FRUs that have a 1 or 2 in the CRU column are Customer Replaceable Units (CRUs). • 1– identifies parts that are fairly simple to replace, requiring few or no tools. •...
  • Page 65 I G645 2.9/1066/3/1155 65 Q0 CPU 1100578 1100474 I G640 2.8/3/1066/1155 65 Q0 CPU I ICP G550 2.6/1066/2/1155/65 Q0 CPU® 1100539 1100689 I G1610 2.6/1333/2/1155 55 CPU I G540 2.5/1066/2/1155 65 Q0 CPU 1100088 1100089 I G530 2.4/1066/2/1155 65 Q0 CPU M471B5773DH0-CK0 1100226 1100227...
  • Page 66 SGT Grenada BP ST2000DM001 2TB HDD-LH 16200294 16200184 SGT Grenada ST2000DM001 2TB HDD-LH Optical Drive 25201635 GT50N GT80N 25209015 25201108 SN-208AB SN-208DB 25209014 AD-7740H 25201106 25201487 DS-8A8SH DS-8A9SH 25209016 25200328 PLDS DS-6E2SH BDComboLH(BE) HLDS CT30N BD ComboLH(BE) 25200327 25201493 HLDS CT40N Optiarc BC-5550H Slim Tray BD Combo ODD 25204159 25200329...
  • Page 67 90400185 90400186 B340 LCD Module For CMI W/O TOUCH B340 LCD Module For AUO W/O TOUCH 90400187 90400188 B340 LCD Module For LG 3D W/O TOUCH Converter B340 CONVERTER For LG 21.5' 90000981 B340 CONVERTER For AUO 21.5' 90000982 B340 CONVERTER For CMI 21.5' 90000983 B340 CONVERTER For LG 3D 21.5'...
  • Page 68 B340 Middle Cover For 20'(RED) 90201860 90201861 B340 Middle Cover For 21.5 W/O HWTV B340 Middle Cover For 21.5 W/HWTV 90201862 B340 Front Bezel For 20’ 90201863 B340 REAR COVER(L) 90201864 B340 REAR COVER(R) 90201865 90201866 B340 ODD Bezel W/Blue Ray Logo...
  • Page 69: Chapter 9. General Information

    • Wake Up on Alarm: You can specify a date and time at which the computer will be turned on automatically. This can be either a single event , a daily event or a weekly event. • Wake Up on LAN: This feature allows LAN adapter card to wake the System. © Copyright Lenovo 2013...

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