Page 2 - ii
Hardware Maintenance Manual ii Chapter 6. Symptom-to-FRU Index..................................... 22 Hard disk drive boot error ........................................................................... 22Power Supply Problems .........................................................................
Page 3 - About this manual; Important
Chapter 1. About this manual 1 About this manual 1 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 re...
Page 4 - Using eSupport; Important information about replacing RoHS compliant FRUs
Hardware Maintenance Manual 2 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://co...
Page 6 - Safety information; General safety
Hardware Maintenance Manual 4 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 maintena...
Page 7 - Electrical safety
Chapter 2. Safety information 5 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. ...
Page 9 - Safety inspection guide
Chapter 2. Safety information 7 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 inj...
Page 10 - Handling electrostatic discharge-sensitive devices
Hardware Maintenance Manual 8 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 a...
Page 11 - Safety notices
Chapter 2. Safety information 9 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...
Page 14 - General information; Specifications
Hardware Maintenance Manual 12 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 s...
Page 15 - General Checkout
Chapter 4. General Checkout 13 General Checkout 4 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 i...
Page 16 - Problem determination tips
Hardware Maintenance Manual 14 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...
Page 18 - Using the Setup Utility; Starting the Setup Utility program
Hardware Maintenance Manual 16 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 Utili...
Page 19 - Using passwords; Password considerations; Administrator password
Chapter 5. Using the Setup Utility 17 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 Pas...
Page 20 - Setting, changing, and deleting a Administrator password
Hardware Maintenance Manual 18 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 S...
Page 21 - Using Device
Chapter 5. Using the Setup Utility 19 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 Passw...
Page 22 - Selecting a startup device; Selecting a temporary startup device; Selecting or changing the startup device sequence
Hardware Maintenance Manual 20 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...
Page 23 - Exiting from the Setup Utility program
Chapter 5. Using the Setup Utility 21 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 ...
Page 24 - Hard disk drive boot error
Hardware Maintenance Manual 22 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 whe...
Page 25 - Power Supply Problems
Chapter 6. Symptom-to-FRU Index 23 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 defecti...
Page 26 - Beep symptoms; POST error codes
Hardware Maintenance Manual 24 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 FRU/Action 1 beep Memory refresh timer error Reseat the memory, or replace with known good m...
Page 28 - Undetermined problems
Hardware Maintenance Manual 26 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) ...
Page 29 - Locations; Locating components and connectors; Internal components
Chapter 7. Locations 27 Locations 7 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 ...
Page 30 - Identifying parts on the system board
Hardware Maintenance Manual 28 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 su...
Page 31 - Front view of the system board
Chapter 7. Locations 29 Front view of the system board 2 3 4 1 5 10 11 12 13 14 15 16 17 18 19 20 21 22 23 8 9 7 6 1 Camera cable connector 2 Inverter board cable connector 3 Onboard LVDS 4 Side panel connector 5 Front LED connector 6 Power connector 7 Front touch board cable connector 8 Battery soc...
Page 33 - Replacing hardware; Pre-disassembly instructions
Chapter 8. Replacing hardware 31 Replacing hardware 8 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....
Page 34 - Removing the computer cover; To remove the computer cover:
Hardware Maintenance Manual 32 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. Leno...
Page 36 - Replacing the power supply; To replace the power supply
Hardware Maintenance Manual 34 6. 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 cover away from the computer . Replacing the power supply To replace the power supply 1. Remove...
Page 38 - Replacing the hard disk drive; To replace the hard disk drive
Hardware Maintenance Manual 36 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. Pul...
Page 39 - Replacing an optical drive; To replace an optical drive
Chapter 8. Replacing hardware 37 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. ...
Page 40 - Replace the speakers system; To replace the speakers system
Hardware Maintenance Manual 38 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 ca...
Page 41 - Replace the Inverter board; To replace the inverter board
Chapter 8. Replacing hardware 39 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 screw...
Page 42 - Replacing the Bluetooth module; To replace the Bluetooth module
Hardware Maintenance Manual 40 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 modul...
Page 43 - Replacing the thermal module; To replace the thermal module; Replacing the CPU; To replace the CPU
Chapter 8. Replacing hardware 41 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. ...
Page 46 - Replacing the Rear IO module; To replace the rear IO module
Hardware Maintenance Manual 44 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 ...
Page 47 - Replacing a memory module; To replace a memory module; Replacing the MXM graphic card; To replace the MXM graphic card
Chapter 8. Replacing hardware 45 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 m...
Page 48 - Replacing the TV tuner card and wireless card; To replace the TV tuner card and wireless card
Hardware Maintenance Manual 46 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 w...
Page 49 - Replacing the system board; To replace the system board
Chapter 8. Replacing hardware 47 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 boar...
Page 51 - Replacing the touch sensor board; To replace the touch sensor board
Chapter 8. Replacing hardware 49 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 . 1 2
Page 53 - Replacing the LCD panel; To replace the LCD panel
Chapter 8. Replacing hardware 51 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”....
Page 54 - Replacing the camera; To replace the camera
Hardware Maintenance Manual 52 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...
Page 55 - Replacing the keyboard; To replace the keyboard:
Chapter 8. Replacing hardware 53 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 compute...
Page 56 - Replacing the Mouse; To replace the Mouse:
Hardware Maintenance Manual 54 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...
Page 57 - Replacing the power cord or power adapter; To replace the power cord and power adapter:; Replacing the remote control
Chapter 8. Replacing hardware 55 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...
Page 58 - Additional Service; Power management; Automatic Power-On features
Hardware Maintenance Manual 56 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, proc...
Page 59 - Statement
Appendix. Statement 57 Statement A 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 accordin...
