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Lenovo IdeaCentre B305 Hardware Maintenance Manual
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Lenovo IdeaCentre B305 Hardware Maintenance Manual

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Contents
Chapter 1. About this manual ................................................ 1
Chapter 2. Safety information ................................................ 4
Chapter 3. General information ...........................................12
Chapter 4. General Checkout ...............................................13
Chapter 5. Using the Setup Utility ......................................15
Chapter 6. Symptom-to-FRU Index.....................................21
Important Safety Information ...................................................................... 1
General safety ....................................................................................................... 4
Electrical safety .................................................................................................... 5
Safety inspection guide ................................................................................... 7
Grounding requirements ............................................................................... 8
Safety notices ........................................................................................................ 9
Specifications ..................................................................................................... 12
Problem determination tips ...................................................................... 14
Starting the Setup Utility program ......................................................... 15
Viewing and changing settings ................................................................ 15
Using passwords .............................................................................................. 16
Using Device ...................................................................................................... 18
Selecting a startup device ........................................................................... 19
Exiting from the Setup Utility program ................................................ 20
Hard disk drive boot error ........................................................................... 21
Contents
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Summary of Contents for Lenovo IdeaCentre B305

  • Page 1: Table Of Contents

    Contents Chapter 1. About this manual ... 1 Important Safety Information ... 1 Important information about replacing RoHS compliant FRUs .. 2 Chapter 2. Safety information ... 4 General safety ... 4 Electrical safety ... 5 Safety inspection guide ... 7 Handling electrostatic discharge-sensitive devices ...
  • Page 2 Hardware Maintenance Manual Power Supply Problems ... 22 POST error codes ... 22 Undetermined problems ... 24 Chapter 7. Locations ...25 Locating components and connectors ... 25 Chapter 8. Replacing hardware ...29 General information ... 29 Removing the computer stand ... 30 Replacing a memory module ...

  • Page 3: Chapter 1. About This Manual

    IdeaCentre B3 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. The description of the TV card in this manual is only used for the machines which have the TV card.

  • Page 4: Important Information About Replacing Rohs Compliant Frus

    Electronic Equipment Directive (2002/95/EC) is a European Union legal requirement affecting the global electronics industry. RoHS requirements must be implemented on Lenovo products placed on the market after June 2006. Products on the market before June 2006 are not required to have RoHS compliant parts.
  • Page 5 Chapter 1. About this manual • California Senate Bills 20, 50: http://www.ciwmb.ca.gov/HHW/Events/AnnualConf/2004/ presentation/MPaparian.pdf...

  • Page 6: Chapter 2. Safety Information

    Hardware Maintenance Manual Safety information This chapter contains the safety information that you need to be familiar with before servicing a computer. General safety Follow these rules to ensure general safety: • Observe good housekeeping in the area of the machines during and after maintenance.

  • Page 7: Electrical Safety

    • Wear safety glasses when you are: hammering, drilling soldering, cutting wire, attaching springs, using solvents, or working in any other conditions that might be hazardous to your eyes. • After service, reinstall all safety shields, guards, labels, and ground wires. Replace any safety device that is worn or defective.
  • Page 8 Hardware Maintenance Manual • If you need to work on a machine that has exposed electrical circuits, observe the following precautions: – Ensure that another person, familiar with the power-off controls, is near you. Remember: Another person must be there to switch off the power, if necessary.

  • Page 9: Safety Inspection Guide

    Safety inspection guide The intent of this inspection guide is to assist you in identifying potentially unsafe conditions on these products. Each machine, as it was designed and built, had required safety items installed to protect users and service personnel from injury. This guide addresses only those items. However, good judgment should be used to identify potential safety hazards due to attachment of features or options not covered by this inspection guide.

  • Page 10: Handling Electrostatic Discharge-Sensitive Devices

    Hardware Maintenance Manual Handling electrostatic discharge-sensitive devices Any computer part containing transistors or integrated circuits (ICs) should be considered sensitive to electrostatic discharge (ESD). ESD damage can occur when there is a difference in charge between objects. Protect against ESD damage by equalizing the charge so that the machine, the part, the work mat, and the person handling the part are all at the same charge.

  • Page 11: Safety Notices

    Safety notices The caution and danger safety notices in this section are provided in the the language of English. DANGER Electrical current from power, telephone and communication cables is hazardous. To avoid a shock hazard: • Do not connect or disconnect any cables or perform installation, maintenance, or reconfiguration of this product during an electrical storm.
  • Page 12 Hardware Maintenance Manual CAUTION: When replacing the lithium battery, use only Part Number 33F8354 or an equivalent type battery recommended by the manufacturer. If your system has a module containing a lithium battery, replace it only with the same module type made by the same manufacturer. The battery contains lithium and can explode if not properly used, handled, or disposed of.
  • Page 13 Chapter 2. Safety information 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. To remove all electrical current from the device, ensure that all power cords are disconnected from the power source.

  • Page 14: Chapter 3. General Information

    This chapter provides general information that applies to all machine types supported by this publication. Specifications This section lists the physical specifications for your computer. Type Lenovo IdeaCentre B3 This section lists the physical specifications. Environment Electrical input Air temperature: Operating: 10°...

  • Page 15: Chapter 4. General Checkout

    General Checkout Attention The drives in the computer you are servicing might have been rearranged or the drive startup sequence changed. Be extremely careful during write operations such as copying, saving, or formatting. Data or programs can be overwritten if you select an incorrect drive.

  • Page 16: Problem Determination Tips

    Hardware Maintenance Manual 7. If you cannot continue, replace the last device tested. Problem determination tips Due to the variety of hardware and software combinations that can be encountered, use the following information to assist you in problem determination. If possible, have this information available when requesting assistance from Service Support and Engineering functions.

  • Page 17: Chapter 5. Using The Setup Utility

    Using the Setup Utility The Setup Utility program is used to view and change the configuration settings of your computer, regardless of which operating system you are using. However, the operating-system settings might override any similar settings in the Setup Utility program. Starting the Setup Utility program To start the Setup Utility program, do the following: 1.

  • Page 18: Using Passwords

    Hardware Maintenance Manual Using passwords By using the Setup Utility program, you can set passwords to prevent unauthorized persons from gaining access to your computer and data. See “Starting the Setup Utility program. ” The following types of passwords are available: • Administrator Password • Power-On Password You do not have to set any passwords to use your computer.

  • Page 19: Setting, Changing, And Deleting A Administrator Password

    Setting, changing, and deleting a Administrator password To set, change, or delete a password, do the following: Note A password can be any combination of up to 64 characters (a-z, and 0-9). For more information, see “Password considerations” on page 16. 1.

  • Page 20: Using Device

    Hardware Maintenance Manual 3. The password dialog box will be displayed. Type the new password, and press Enter. 4. when prompted to confirm the password, type the password again. If you type the password correctly, the password will be installed. To delete a previously set Power-On Password, do the following : 1.

  • Page 21: Selecting A Startup Device

    Selecting a startup device If your computer does not start up (boot) from a device such as the CD-ROM, diskette, or hard disk as expected, use one of the following procedures to select a startup device. Selecting a temporary startup device Use this procedure to startup from any boot device.

  • Page 22: Exiting From The Setup Utility Program

    Hardware Maintenance Manual Exiting from the Setup Utility program When you finish viewing or changing settings, press Esc to return to the Setup Utility program menu (you might have to press Esc several times). If you want to save the new settings, select Save changes and Exit before you exit.

  • Page 23: Chapter 6. Symptom-To-Fru Index

    Symptom-to-FRU Index The Symptom-to-FRU index lists error symptoms and possible causes. The most likely cause is listed first. Always begin with Chapter 4, “General Checkout, ” on page 13. This index can also be used to help you decide which FRUs to have available when servicing a computer. If you are unable to correct the problem using this index, go to “Undetermined problems”...

  • Page 24: Power Supply Problems

    Hardware Maintenance Manual Error The boot sector on the start-up drive is corrupted. The drive is defective. Power Supply Problems If you suspect a power problem, use the following procedures. Check/Verify Check the following for proper installation. • Power Cord •...
  • Page 25 POST Error Message CMOS Date/Time Not Set CMOS Battery Low CMOS Checksum Bad Primary Master Hard Disk Error Primary Slave Hard Disk Error Secondary Master Hard Disk Error Secondary Slave Hard Disk Error Keyboard error System Halted Reboot and Select proper Boot device or Insert Boot Media in selected Boot device Chapter 6.

  • Page 26: Undetermined Problems

    Hardware Maintenance Manual Undetermined problems If this computer has a parallel ATA hard disk drive, make sure that the hard disk drive is jumpered as a master and the optical drive is jumpered as a slave. 1. Power-off the computer. 2.

  • Page 27: Chapter 7. Locations

    Locations This section provides illustrations to help locate the various connectors, controls and components of the computer. Locating components and connectors The following illustrations will help you to locate the various components and connectors in your computer. Internal components The following illustration shows the components inside your computer. Chapter 7.
  • Page 28 Hardware Maintenance Manual Computer stand Computer cover Motherboard Shell Plastic frame Chassis LED panel Front bezel Camera Optical disk drive Hard disk drive Motherboard cover System fan Heatsink Function panel Invert board WLAN module Bluetooth module Speakers Identifying parts on the motherboard The motherboard (sometimes called the planar or system board) is the main circuit board in your computer.
  • Page 29 Memory module connector Camera connector Microprocessor Card reader connector USB connector Headphone connector Microphone connector USB connector Speaker connectors USB connectors (4) Ethernet connector 1394 connector PS/2 keyboard connector Power connector WLAN connector TV tuner card connector Power button connector Function panel connector SATA power connector System fan connector...
  • Page 30 Hardware Maintenance Manual SATA connector LED panel connector...

  • Page 31: Chapter 8. Replacing Hardware

    Maintenance Manual (HMM) for the computer. To obtain copies of the Safety and Warranty Guide or HMM, go to the Support Web site at: http://consumersupport.lenovo.com. Note Use only parts provided by Lenovo. General information Pre-disassembly instructions Before proceeding with the disassembly procedure, make sure that you do the following: 1.

  • Page 32: Removing The Computer Stand

    To remove the computer stand: 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 33 5. Remove the 2 screws that secure the computer stand to the chassis. 6. Slide out the computer stand. Warning When finish replacing a FRU, follow the below instructions to install back computer stand. Incorrect operations may damage the computer stand. Chapter 8.

  • Page 34: Replacing A Memory Module

    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 touch screen surface from scratches or other damage.
  • Page 35 To replace the memory module: 1. Remove any media (diskettes, CDs, or memory cards) from the drives, shut down the operating system, turn off all attached devices, and the computer. 2. Unplug all power cords from electrical outlets. 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 36: Replacing The Optical Disk Drive

    Hardware Maintenance Manual 7. Push out the latches on both sides of the memory socket to release the memory module to remove it from its socket by using the same procedure. 8. Align then insert the new memory module into the socket and push down on the top edge of the memory module.
  • Page 37 To replace the optical drive 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 38: Removing The Computer Cover

    To remove the computer 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 39: Replacing The Hard Disk Drive

    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 “Locating connectors on the rear of the computer”. 4. Remove the computer stand. Refer to “Removing the computer stand”. 5.
  • Page 40 To replace the hard disk drive: 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 41: Replacing The Bluetooth Module

    6. Slide the hard disk drive out of the bay. 7. Install the new hard disk drive. (1) Slide the new hard disk drive into the drive bay. (2) Screw back the 4 screws on the drive bay. 8. Connect the data and power cables back to the hard disk drive. 9.

  • Page 42: Removing The Motherboard Cover

    Hardware Maintenance Manual 6. Disconnect the antenna cable from the bluetooth module. 7. Connect the antenna cable to the new bluetooth module. 8. Align then install the bluetooth module. 9. Reattach the tape to the bluetooth module. 10. Install the computer cover and stand. Removing the motherboard cover 1.

  • Page 43: Replacing The Heatsink

    5. Disconnect the motherboard fan power cable. Replacing the heatsink To remove the heatsink: 1. Removing the computer stand. Refer to “Removing the computer stand”. 2. Removing the computer cover. Refer to “Removing the computer cover”. 3. Removing the motherboard cover. Refer to “Removing the motherboard cover”.

  • Page 44: Replacing The System Fan

    Hardware Maintenance Manual 5. Lift up the heatsink. 6. Align then install the new heatsink. 7. Align then install the motherboard cover back. 8. Align then install the computer cover and computer stand. Replacing the system fan To remove the system fan: 1.

  • Page 45: Replacing The Microprocessor

    7. Slide the system fan out and lift it up to remove it. 8. Align then install the new system fan. 9. Align then install the heatsink & the motherboard cover back. 10. Align then install the computer cover and computer stand. Replacing the microprocessor Important Do not touch the gold contact on the bottom of the microprocessor.

  • Page 46: Replacing The Function Panel

    Hardware Maintenance Manual 6. Lift the microprocessor out of the retainer. 7. Align then place the new microprocessor back and lock the retainer properly with the handle. 8. Align then install the heatsink and the motherboard cover. 9. Install the computer cover and computer stand. Replacing the function panel 1.

  • Page 47: Replacing The Wlan Card Card

    Chapter 8. Replacing hardware 5. Lift up the function panel. 6. Align then screw in the new function panel. 7. Connect the cable to the new function panel. 8. Install the computer cover and computer stand. Replacing the WLAN card card 1.

  • Page 48: Replacing The Speakers System

    Hardware Maintenance Manual 5. Remove the screw that secures the WLAN card to motherboard, and pull out the WLAN card. 6. Align then insert the new WLAN card to the card port and screw it in to the motherboard. 7. Connect the antenna cables back to the new WLAN card. 8.

  • Page 49: Removing The Inverter Board

    Chapter 8. Replacing hardware 6. Lift up the speakers system. 7. Align then screw in the new speakers system. 8. Connect the new speakers cables to the motherboard. 9. Install the motherboard cover back. 10. Install the computer cover and computer stand. Removing the inverter board To remove the inverter board 1.
  • Page 50 Hardware Maintenance Manual 5. Lift up the inverter cover. 6. Disconnect all the cables from the inverter board. 7. Remove the 2 screws that secure the inverter board to the chassis. 8. Lift up the inverter board.

  • Page 51: Replacing The Tv Tuner Card

    Chapter 8. Replacing hardware 9. Connect the cables to the new inverter board. 10. Align then screw in the new inverter board. 11. Install the optical disk drive. 12. Install the computer cover and computer stand. Replacing the TV tuner card To replace the TV tuner card 1.

  • Page 52: Removing The Tv Antenna Connector

    Hardware Maintenance Manual Removing the TV antenna connector To remove the TV antenna connector: 1. Remove the computer stand. Refer to “Removing the computer stand”. 2. Remove the computer cover. Refer to “Removing the computer cover”. 3. Remove the motherboard cover. Refer to “Removing the motherboard cover”.

  • Page 53: Removing The Shell

    9. Remove the TV antenna connector. Refer to "Removing the TV antenna connector". 10. Remove all the cables that connected to the motherboard. 11. Remove the 8 screws that secure the motherboard to the chassis. 12. Lift up the motherboard. 13.

  • Page 54: Replacing The Camera

    Hardware Maintenance Manual 4. Lift up the shell. Replacing the camera To replace the camera 1. Remove the computer stand. Refer to “Removing the computer stand”. 2. Remove the computer cover. Refer to “Removing the computer cover”. 3. Remove the shell. Refer to “Removing the shell” 4.

  • Page 55: Replacing The Touch Module

    6. Disconnect the cable from the camera. 4. Connect the cable to the new camera. 5. Align then screw in the new camera. 6. Align then screw back the shell. 7. Install the computer cover and screw back the computer stand. Replacing the touch module To replace the touch module: 1.

  • Page 56: Replacing The Led Panel

    Hardware Maintenance Manual 6. Disconnect the cables from the touch module. 7. Reconnect the cables to the new touch module. 8. Align then screw the new touch module back. 9. Align then screw the touch module cover back. 10. Install the computer cover and screw back the computer stand. Replacing the LED panel To replace the LED panel 1.
  • Page 57 Chapter 8. Replacing hardware 7. Disconnect the LED cable from the LED panel. 8. Remove the shell. Refer to “Removing the shell”. 9. Remove the 6 screws that secure chassis to the front bezel. 10. Pull the pins to release the chassis from the front bezel. 11.
  • Page 58 Hardware Maintenance Manual 12. Remove the 4 screws that secure the LED panel to the Chassis. 13. Lift up LED panel and disconnect the cable that connected to the LED panel. 14. Align then place the new LED panel to the chassis. 15.

  • Page 59: Replacing The Keyboard

    Maintenance Manual (HMM) for the computer. To obtain copies of the Safety and Warranty Guide or HMM, go to the Support Web site at: http://consumersupport.lenovo.com. To replace the keyboard: 1. Remove any media (diskettes, CDs, or memory cards) from the drives, shut down the operating system, and turn off all attached devices and the computer.

  • Page 60: Replacing The Mouse

    Maintenance Manual (HMM) for the computer. To obtain copies of the Safety and Warranty Guide or HMM, go to the Support Web site at: http://consumersupport.lenovo.com. To replace the mouse: 1. Remove any media (diskettes, CDs, or memory cards) from the drives, shut down the operating system, and turn off all attached devices and the computer.

  • Page 61: Replacing The Power Cord Or Power Adapter

    Maintenance Manual (HMM) for the computer. To obtain copies of the Safety and Warranty Guide or HMM, go to the Support Web site at: http://consumersupport.lenovo.com. To replace the power cord and power adapter: 1. Remove any media (diskettes, CDs, or memory cards) from the drives, shut down the operating system, and turn off all attached devices and the computer.

  • Page 62: Chapter 9. Additional Service Information

    Hardware Maintenance Manual Additional Service Information This chapter provides additional information that the service representative might find helpful. Power management Power management reduces the power consumption of certain components of the computer such as the system power supply, processor, hard disk drives, and some monitors. Automatic configuration and power interface (ACPI) BIOS Being an ACPI BIOS system, the operating system is allowed to control...

  • Page 63: Appendix. Statement

    Thank you for using Lenovo products. Carefully read all of the documents shipped with your computer before you install and use the product for the first time. Lenovo will not assume responsibility for damage that results from failure to operate the product according to the instructions and requirements described in the manuals included with your computer.
  • Page 64 Advanced Micro Devices, Inc. in the United States and/or other jurisdictions. The table above includes the logo and registered trademarks of Lenovo and its partners. Other registered trademarks mentioned in any or all of the manuals included with your computer belong to the specific company respectively.

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