Contents Contents Chapter 1. About this manual................................................. 1 Important Safety Information....................................................................... 1 Using eSupport..................................................................................................... 2 Important information about replacing RoHS compliant FRUs... 2 Chapter 2. Safety information................................................. 4 General safety.................................
Hardware Maintenance Manual Chapter 6. Symptom-to-FRU Index.....................................22 Hard disk drive boot error............................................................................ 22 Power Supply Problems................................................................................. 23 Beep symptoms ............................................................................................... 24 POST error codes.......................................................................
1 Chapter 1. About this manual About this manual This manual contains service and reference information for Lenovo IdeaCentre B5 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. It is invalid for those machines which do not have TV card.
Hardware Maintenance Manual Using eSupport For Key Commodities (Examples - hard disk drive, system board, microprocessor, LCD, and memory) •• eSupport can be used to view the list of key commodities built in a particular machine serial. •• eSupport can be accessed at the following Web site: http://consumersupport.lenovo.com •• To view the key commodities: 1. Click Parts information. 2. Under Parts information, click Parts lookup. 3.
Chapter 1. About this manual implementation date and expects its suppliers to be ready to support Lenovo’s requirements and schedule. Products sold in 2005, will contain some RoHS compliant FRUs. The following statement pertains to these products and any product Lenovo produces containing RoHS compliant parts. RoHS compliant Lenovo IdeaCentre B5 parts have unique FRU part numbers.
Hardware Maintenance Manual Safety information 2 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. •• When lifting any heavy object: 1. Ensure you can stand safely without slipping. 2. Distribute the weight of the object equally between your feet. 3. Use a slow lifting force.
Chapter 2. Safety information •• 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. •• Reinstall all covers correctly before returning the machine to the customer.
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. – Use only one hand when working with powered-on electrical equipment; keep the other hand in your pocket or behind your back. Remember: There must be a complete circuit to cause electrical shock.
Chapter 2. Safety information 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.
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. Notes: 1.
Chapter 2. Safety information 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. •• Connect all power cords to a properly wired and grounded electrical outlet.
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.
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. 2 1 CAUTION: Do not place any object weighing more than 82 kg (180 lbs.) on top of rack-mounted devices.
Hardware Maintenance Manual General information 3 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 B5 This section lists the physical specifications.
4 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. General error messages appear if a problem or conflict is found by an application program, the operating system, or both.
Hardware Maintenance Manual 5. Power-on the computer. • Look for displayed error codes • Listen for beep codes • Look for readable instructions or a main menu on the display. If you did not receive the correct response, proceed to step 6. If you do receive the correct response, proceed to step 7. 6. Look at the following conditions and follow the instructions: • If you hear beep codes during POST, go to “Beep symptoms”. • If the computer displays a POST error, go to “POST error codes”.
Chapter 4. General Checkout Comparing the configuration and software set-up between “working and non-working” systems will often lead to problem resolution.
Hardware Maintenance Manual Using the Setup Utility 5 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.
Chapter 5. Using the Setup Utility 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. However, if you decide to set any passwords, read the following sections.
Hardware Maintenance Manual 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 17. 1. Start the Setup Utility program (see “Starting the Setup Utility program” on page 16). 2. From Security menu, select Set Administrator Password and press Enter. 3. The password dialog box will be displayed.
Chapter 5. Using the Setup Utility 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. From the Security menu, select Set Power-On Password and press Enter. 2. The password dialog box will be displayed. Enter Current Password and press Enter.
Hardware Maintenance Manual 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. Note: Not all CDs, hard disks, and diskettes are bootable. 1. Turn off your computer. 2. Press and hold the F12 key then turn on the computer.
Chapter 5. Using the Setup Utility 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. Otherwise, your changes will not be saved.
Hardware Maintenance Manual Symptom-to-FRU Index 6 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” on page 27.
Chapter 6. Symptom-to-FRU Index Error FRU/Action The boot sector on the start-up drive is corrupted. The drive must be formatted do the following: 1. Attempt to back-up the data on the failing hard disk drive. 2. Using the operating systems programs format the hard disk drive. The drive is defective. Replace the hard disk drive. Power Supply Problems If you suspect a power problem, use the following procedures. Check/Verify FRU/Action Reseat connectors Check the following for proper installation.
Hardware Maintenance Manual Beep symptoms Beep symptoms are tones or a series of tones separated by pauses (intervals without sound) during POST. The following tables describes beep symptoms. Beep Symptom 1 beep Memory refresh timer error FRU/Action Reseat the memory, or replace with known good modules.
Chapter 6. Symptom-to-FRU Index 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 Description/Action The CMOS Date and/or Time are invalid. This error can be resolved by readjusting the system time in Phenix BIOS Setup.
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. Remove or disconnect the following components (if installed) one at a time. a. External devices (modem, printer, or mouse) b. Any adapters c. Memory modules d. Extended video memory e. External Cache f. External Cache RAM g. Hard disk drive h. Diskette drive 3.
7 Chapter 7. Locations Locations This section provides illustrations to help locate the various connectors, controls and components of the computer. To remove the computer cover, “refer to Removing the computer cover” . 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. 1 2 18 17 16 3 4 15 5 6 7 8 9 10 11 1.
Hardware Maintenance Manual 1 LCD front bezel 2 Camera module 3 Touch pad module 4 LCD panel 5 Speaker bezel 6 Thermal module 7 Inverter board and shield 8 Power switch 9 Rear IO 10 LCD back bezel 11 Back cover 12 System board 13 Speaker sets 14 Chassis 15 Optical drive 16 Power inlet 17 Power supply 18 Hard disk drive Identifying parts on the system board The system board (sometimes called the planar or motherboard) is the main circuit board in your computer.
Chapter 7.
Hardware Maintenance Manual 17 Microphone connector 18 Headphone connector 19 Card Reader 20 CPU socket 21 12V power connector 22 MXM graphic card connector 23 TV tuner card and WLAN card connectors 30
8 Chapter 8. Replacing hardware 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 or in the 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.
Hardware Maintenance Manual Removing the computer cover Attention Turn off the computer and wait 3 to 5 minutes to let the computer cool before 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. 1.
Chapter 8. Replacing hardware 5. Remove the eight screws that secure the computer back cover to chassis.
Hardware Maintenance Manual 6. Release the left and right tabs from the connector housing, then pull , release the top tabs from the each side of the cover out slightly connector housing, then lift the cover away from the computer . Replacing the power supply To replace the power supply 1. Remove the power supply module. 1) Remove the two screws that secure the AC inlet to the computer chassis. 2) Remove the AC inlet from the chassis 1 .
Chapter 8. Replacing hardware 4) Remove the power supply from the chassis 3 . 3 2 1 2 2. Align the screw holes on the new power supply to the mounting holes on the computer chassis. 3. Screw back the four screws on the new power supply. 4. Reconnect all the power supply cables to the drives and the system board. 5. Align the screw holes on the AC inlet to the mounting holes on the computer chassis. 6. Screw back the two screws on the AC inlet. 7.
Hardware Maintenance Manual Replacing the hard disk drive To replace the hard disk drive 1. Remove the computer cover. Refer to “Removing the computer cover.” 2. Disconnect the data and power cables from the hard disk drive. Remove the two screws that secure the hard disk drive to the chassis. Pull out the hard disk drive from the chassis. 3. Remove the four screws that secure the hard disk drive to the drive bay. Slide the hard disk drive out of the drive bay.
Chapter 8. Replacing hardware 4. Install the new hard disk drive. (1.)Insert the new hard disk drive into the drive bay. (2.) Screw back the four screws on the drive bay. 5. Screw back the hard disk drive bay back to the chassis. 6. Connect the data and power cables back to the hard disk drive. 7. Screw back the computer back cover to the computer chassis. Replacing an optical drive To replace an optical drive 1. Remove the computer cover. Refer to “Removing the computer cover.” 2.
Hardware Maintenance Manual 3. Remove the two screws that secure the optical drive to the metal bracket. 4. Screw back the metal bracket to the new optical drive. 5. Slide the new optical drive into the drive bay and screw the optical drive back to the chassis. 6. Connect the ODD data and power cables to the optical drive. 7. Screw back the computer back cover to the computer chassis. Replace the speakers system To replace the speakers system 1. Remove the computer cover.
Chapter 8. Replacing hardware 4. Align then insert the new speakers to the chassis. 5. Screw back the computer back cover to the computer chassis. Replace the Inverter board To replace the inverter board 1. Remove the computer cover. Refer to “Removing the computer cover”. 2. Remove the three screws that secure the inverter board shield to the chassis 1 . 3. Disconnect the inverter board cables from the inverter board and system board 2 . Pull the inverter board away from the chassis. 2 2 1 2 4.
Hardware Maintenance Manual Replacing the Bluetooth module To replace the Bluetooth module 1. Remove the computer cover. Refer to “Removing the computer cover”. 2. Disconnect the Bluetooth module cable from the Bluetooth module and system board. 3. Remove the screw that secures the Bluetooth module to the chassis. 4. Pull the Bluetooth module away from the chassis. 5. Connect the Bluetooth cable to the new Bluetooth module. 6. Align then screw the new Bluetooth module to the chassis. 7.
Chapter 8. Replacing hardware Replacing the thermal module To replace the thermal module 1. Remove the computer cover. Refer to “Removing the computer cover”. 2. Disconnect all the thermal module cables from the system board. 3. Remove the 7 screws that secure the thermal module to the chassis. 4. Pull the thermal module away from the chassis. 5. Align the 7 screw holes on the new thermal module to the 7 mounting holes on the chassis. 6. Insert and tighten the 7 screws to secure the thermal module. 7.
Hardware Maintenance Manual 4. Lift the microprocessor straight up and out of the socket. Notes a. Note the orientation of the notches on the microprocessor. This is important when reinstalling the new microprocessor on the motherboard. b. Do not drop anything onto the microprocessor socket while it is exposed. The socket pins must be kept as clean as possible. 5. Make sure that the microprocessor retainer is fully open.
Chapter 8. Replacing hardware 6. Holding the microprocessor with your fingers, remove the protective cover that protects the gold contacts on the new microprocessor . 7. Holding the microprocessor with your fingers, position the microprocessor so that the notches on the microprocessor are aligned with the tabs in the microprocessor socket. Important To avoid damaging the microprocessor contacts, do not tilt the microprocessor when installing it into the socket. 8.
Hardware Maintenance Manual 9. To secure the microprocessor in the socket, close the microprocessor retainer and lock it into position with the small handle. 10. Use the thermal grease syringe to place five drops of grease on the top of the microprocessor. Each drop of grease should be 0.03ml (3 tick marks on the grease syringe). 11. Install the thermal module. 12. Screw back the computer back cover to the computer chassis. Replacing the Rear IO module To replace the rear IO module 1.
Chapter 8. Replacing hardware Replacing a memory module To replace a memory module 1. Remove the computer cover. Refer to “Removing the computer cover”. 2. Remove the thermal module. Refer to “Replacing the thermal module”. 3. Push out the latches on both sides of the memory socket to release the memory module and gently pull the memory module upward to remove it from its socket. Both memory modules can be removed by using the same procedure. 4.
Hardware Maintenance Manual 4. Detach the MXM graphic card from the MXM power connector. 5. Align then insert the new MXM graphic card to the MXM power connector. 6. Screw back the two screws on the MXM graphic card. Replacing the TV tuner card and wireless card To replace the TV tuner card and wireless card 1. Remove the computer cover. Refer to “Removing the computer cover”. 2. Remove the thermal module. Refer to “Replacing the thermal module”. 3. Remove the rear IO module.
Chapter 8. Replacing hardware 6. Detach the two cards from the card ports. 7. Align then insert the new TV tuner card and wireless card to the card ports. 8. Screw back the two new cards. 9. Connect the antenna cables back to the two new cards. Replacing the system board To replace the system board 1. Remove the computer cover. Refer to “Removing the computer cover”. 2. Remove the thermal module. Refer to “Replacing the thermal module”. 3. Remove the CPU. Refer to “Replacing the CPU”. 4.
Hardware Maintenance Manual 9. Pull the system board out of the chassis. 10. Place the new motherboard into the chassis, aligning the screw holes in the motherboard with the mounting holes in the chassis. 11. Screw the 8 screws on the new motherboard back in. 12. Install all related components back to the new motherboard. 13. Install the computer cover.
Chapter 8. Replacing hardware Replacing the touch sensor board To replace the touch sensor board 1. Remove the computer cover. Refer to “Removing the computer cover”. 2. Remove the LCD back bezel 1 and remove the two screws that secure the LCD front bezel to the chassis 2 .
Hardware Maintenance Manual 3. Place the computer upside down on the flat surface 3 . Release the left and right tabs from the connector housing, then pull each side of the cover out slightly, release the top tabs from the connector housing, then lift the LCD bezel away from the computer 4 . Disconnect the cable from the touch sensor board 5 and remove the insulating tape on touch sensor board.
Chapter 8. Replacing hardware 4. Stick a new touch sensor board to the LCD bezel with the insulating tape. 5. Connect the cable to the touch sensor board. 6. Install the computer. Replacing the LCD panel To replace the LCD panel 1. Remove the computer cover. Refer to “Removing the computer cover”. 2. Remove the LCD back bezel. Refer to “Replacing the touch sensor board”. 3. Disconnect the FPC cable from the LCD panel and the LVDs cable from the system board. 4. Remove the LCD front bezel.
Hardware Maintenance Manual Attention Use an anti-electrostatic cloth to clean the LCD panel before installing it to the chassis. You may dip a little alcohol if the LCD panel is dirty. 8. Screw back the four screws on the left and right side of the LCD panel. 9. Install the LCD bezel and computer. Replacing the camera To replace the camera 1. Remove the computer cover. Refer to “Removing the computer cover”. 2. Remove the LCD panel. Refer to “Replacing the LCD panel”. 3.
Chapter 8. Replacing hardware Replacing the keyboard 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 or in the 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. To replace the keyboard: 1.
Hardware Maintenance Manual Replacing the Mouse 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 or in the 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. To replace the Mouse: 1.
Chapter 8. Replacing hardware Replacing the power cord or power adapter To replace the power cord and power adapter: 1. Remove any media (diskettes, CDs, or memory cards) from the drives, shut down your operating system, and turn off all attached devices and the computer. 2. Locate the connector for the power cord. Refer to “Rear view”. 3. Disconnect the failing power cord from the computer and connect the new power cord to the same connector.
Hardware Maintenance Manual Additional Service Information 9 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.
A Appendix. Statement 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.
Hardware Maintenance Manual Customers are welcome to contact us regarding any inconsistency between the product and the manuals included with your computer. For the latest information or if you have any questions or comments, please visit the consumer support website at: http://consumersupport.lenovo.com. Lenovo is a registered trademark of Lenovo. Microsoft, Windows, and Windows Vista are trademarks of the Microsoft group of companies. Intel Inside is a registered trademark of Intel.