Page 2 - ii
Hardware Maintenance Manual ii Exiting from the Setup Utility program ................................................ 27 Chapter 7. Symptom-to-FRU Index..................................... 28 Hard disk drive boot error ........................................................................... 28P...
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 K 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 rea...
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://ww...
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 H4 Series This section lists the physical speci...
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 - Starting the Setup Utility program
Hardware Maintenance Manual 16 Using the Setup Utility(Type G41) 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 S...
Page 19 - Using passwords; Password considerations; Supervisor password
Chapter 5. Using the Setup Utility 17 keyboard. The keys used to perform various tasks are displayed on the right side of each screen. 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 “Startin...
Page 20 - Setting, changing, and deleting a Supervisor password; User Password; Setting, changing, and deleting a user password
Hardware Maintenance Manual 18 Setting, changing, and deleting a Supervisor password To set, change, or delete a password, do the following: Note: A password can be any combination of up to ten characters (A- Z, a-z, and 0-9). For more information, see “Password considerations” on page 17. 1. Start ...
Page 21 - Using Device
Chapter 5. Using the Setup Utility 19 press Enter. 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 u...
Page 22 - Selecting a startup device; Selecting a temporary startup device
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 - Viewing and changing settings
Hardware Maintenance Manual 22 Using the Setup Utility(Type RS760) 6 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...
Page 27 - Security Options
Chapter 6. Using the Setup Utility 25 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 user password, do the following : Note: When prompted for a password, you must type you...
Page 30 - Hard disk drive boot error
Hardware Maintenance Manual 28 Symptom-to-FRU Index 7 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 31 - Power Supply Problems
Chapter 7. Symptom-to-FRU Index 29 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 32 - Beep symptoms
Hardware Maintenance Manual 30 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 33 - POST error codes
Chapter 7. Symptom-to-FRU Index 31 Beep Symptom FRU/Action 9 beeps AMIBIOS ROM checksum error Fatal error indicating a serious problem with the system. Consult your system manufacturer. Before declaring the motherboard beyond all hope, eliminate the possibility of interference by a malfunctioning ad...
Page 35 - Undetermined problems
Chapter 7. Symptom-to-FRU Index 33 POST Error Message Description/Action Reboot and Select proper Boot device or Insert Boot Media in selected Boot device The BIOS was unable to find a suitable boot device.Make sure the boot drive is properly connected to the computer.Make sure you have bootable med...
Page 36 - Locations; Locating components
Hardware Maintenance Manual 34 Locations 8 This chapter provides illustrations to help locate the various connectors, controls and components of the computer. Locating components The following illustration will help you to locate the various components in your computer.
Page 37 - Locating connectors on the front of the computer
Chapter 8. Locations 35 Microprocessor fan and heatsink Memory modules PCI Express adapter card PCI Express adapter connectors Power supply System fan Optical drive Hard disk drive Locating connectors on the front of the computer The following illustration shows the location of connectors on the fro...
Page 38 - Locating connectors on the rear of the computer
Hardware Maintenance Manual 36 Power button Optical Drive (selected models only) Memory card reader (selected models only) USB connectors (2) Headphone connector Microphone connector Note: This computer only can be placed in a vertical position. Locating connectors on the rear of the computer The fo...
Page 40 - Identifying parts on the system board
Hardware Maintenance Manual 38 Voltage selection switch (selected models only) Power connector PS/2 keyboard connector PS/2 mouse connector HDMI connector (selected models only) On-board VGA connector (selected models only) USB connectors (4) Ethernet connector Microphone connector Audio line-out co...
Page 43 - Replacing hardware; Removing the computer cover; To remove the computer cover:
Chapter 9. Replacing hardware 41 Replacing hardware 9 Attention Do not remove the computer cover or attempt any repairs 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 44 - Removing and replacing the front bezel; To remove and replace the front bezel:
Hardware Maintenance Manual 42 5. Slide the computer cover toward the rear of the chassis to remove. Note It may be helpful to lay the computer on its side for this step. Removing and replacing the front bezel To remove and replace the front bezel: 1. Remove the computer cover. Refer to “Removing th...
Page 45 - Replacing a memory module
Chapter 9. Replacing hardware 43 2. Remove the front bezel by releasing the three plastic tabs inside the chassis and push the bezel outward as shown. 3. To reinstall the bezel, align the plastic tabs on the bottom of the bezel with the corresponding holes in the chassis, and then snap it into posit...
Page 46 - To replace a memory module:
Hardware Maintenance Manual 44 To replace a memory module: 1. Remove the computer cover. Refer to “Removing the computer cover”. Note It may be helpful to lay the computer on its side for this step. 2. Locate the memory module connectors. Refer to “Locating components”. 3. Remove the memory module t...
Page 47 - Replacing the hard disk drive; To replace the hard disk drive:
Chapter 9. Replacing hardware 45 Replacing the hard disk drive Attention Do not remove the computer cover or attempt any repairs 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...
Page 48 - Replacing an optical drive; To replace an optical drive
Hardware Maintenance Manual 46 6. Screw the four screws back into place in the drive bay. 7. Connect the power and data cables to the hard disk drive. Refer to “Identifying parts on the system board”. 8. Refer to the “Completing the installation”. Replacing an optical drive Attention Do not remove t...
Page 49 - Replacing a PCIE adapter; To replace an adapter:
Chapter 9. Replacing hardware 47 5. Slide the new optical drive into the bay from the back until it snaps into position. 6. Screw the two screws back into place in the drive bay. 7. Connect the data and power cables to the drive. 8. Install the front bezel. Refer to “Removing and replacing the front...
Page 50 - Replacing the heatsink assembly; To replace the heatsink assembly:
Hardware Maintenance Manual 48 3. Install the new adapter into the same adapter connector. 4. Ensure that the new adapter is fully seated into the adapter connector.5. Screw the latch back onto the chassis.6. Refer to “Completing the installation”. Replacing the heatsink assembly Attention Do not re...
Page 52 - Replacing the CPU; To replace an CPU
Hardware Maintenance Manual 50 Replacing the CPU Attention Do not remove the computer cover or attempt any repairs 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 55 - Replacing the motherboard; To replace the motherboard:
Chapter 9. Replacing hardware 53 9. To secure the microprocessor in the socket, close the microprocessor retainer and lock it into position with the small handle. 10. Use a 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 56 - Replacing the system fan assembly; To replace the system fan assembly:
Hardware Maintenance Manual 54 8. Slide and then lift the motherboard out of the chassis. 9. Align then insert the new motherboard and screw it in. 10. Reconnect all cables to the new motherboard.11. Install all the relative parts back.12. Refer to the “Completing the installation”. Replacing the sy...
Page 58 - Replacing the power supply; To replace the power supply:
Hardware Maintenance Manual 56 6. Pull on the tips of the rubber mounts until the fan assembly is in place.7. Connect the system fan assembly cable to the system fan connector on the system board. 8. Refer to the “Completing the installation”. Replacing the power supply To replace the power supply: ...
Page 59 - Replacing the keyboard; To replace the keyboard:
Chapter 9. Replacing hardware 57 Replacing the keyboard Attention Do not remove the computer cover or attempt any repairs 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 comput...
Page 60 - Replacing the mouse; To replace the mouse:
Hardware Maintenance Manual 58 Replacing the mouse Attention Do not remove the computer cover or attempt any repairs 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. T...
Page 61 - Replacing the external speaker; Completing the installation; To complete the installation:
Chapter 9. Replacing hardware 59 Replacing the external speaker 1. Remove any media (disks, CDs, or memory cards) from the drives, shut down the operating system, and turn off the computer and all attached devices. 2. Unplug all power cords from electrical outlets. 3. Locate the speaker. Refer to “L...
Page 63 - Additional Service; Power management; Automatic Power-On features
Chapter 10. Additional Service Information 61 Additional Service Information (Type G41) 10 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 th...
Page 64 - Power Management features
Hardware Maintenance Manual 62 Additional Service Information (Type RS760) 11 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 powe...
Page 65 - Statement
Appendix. Statement 63 Statement A Thank you for using Lenovo products. Carefully read all documents shipped with your computer before you install and use the product for the first time. Lenovo is not responsible for any loss except when caused by installation and operations performed by Lenovo prof...
