Lenovo C205 Hardware Maintenance Manual

Lenovo c205 all in one computer hardware maintenance manual

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Page 1: Table Of Contents
Contents Contents Chapter 1. About this manual ..........1 Important Safety Information ..............1 Important information about replacing RoHS compliant FRUs .. 2 Chapter 2. Safety information ..........3 General safety ....................... 3 Electrical safety ....................4 Safety inspection guide ................... 6 Handling electrostatic discharge-sensitive devices ......
Page 2 Hardware Maintenance Manual POST error codes ..................... 22 Undetermined problems ................23 Chapter 7. Locations ...............24 Locating components and connectors ..........24 Chapter 8. Replacing hardware ...........30 General information ..................30 Replacing a memory module ..............31 Removing the computer stand ..............33 Removing the computer cover ..............
Page 3: Chapter 1. About This Manual
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
RoHS compliant FRUs. The following statement pertains to these products and any product Lenovo produces containing RoHS compliant parts. RoHS compliant Lenovo C205 parts have unique FRU part numbers. Before or after June, 2006, failed RoHS compliant parts must always be replaced using RoHS compliant FRUs, so only the FRUs identified as compliant in the system HMM or direct substitutions for those FRUs can be used.
Page 5: Chapter 2. Safety Information
Chapter 2. Safety information 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 6: Electrical Safety
Hardware Maintenance Manual • 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 7 Chapter 2. Safety information • 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 8: Safety Inspection Guide
Hardware Maintenance Manual 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.
Page 9: Handling Electrostatic Discharge-Sensitive Devices
Chapter 2. Safety information 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 10: Safety Notices
Hardware Maintenance Manual 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 11 Chapter 2. Safety information 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. Do not: •...
Page 12 Hardware Maintenance Manual 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 13: 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 C205 This section lists the physical specifications. Environment Air temperature: Operating: 10° to 35°C Transit: -20°...
Page 14: Chapter 4. General Checkout
Hardware Maintenance Manual 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 15: Problem Determination Tips
Chapter 4. General Checkout 6. Look at the following conditions and follow the instructions: • 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 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.
Page 16: Chapter 5. Using The Setup Utility
Hardware Maintenance Manual 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 17: Using Passwords
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...
Page 18: Setting, Changing, And Deleting A Administrator Password
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 16 characters (a-z, 0-9 and ‘;’). For more information, see “Password considerations” on page 17. 1.
Page 19: Using Device
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.
Page 20: Selecting A Startup Device
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.
Page 21: Exiting From The Setup Utility Program
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.
Page 22: Chapter 6. Symptom-To-Fru Index
Hardware Maintenance Manual 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.
Page 23: Power Supply Problems
Chapter 6. Symptom-to-FRU Index Error FRU/Action The boot sector on the start-up The drive must be formatted do the drive is corrupted. 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.
Page 24: Post Error Codes
Hardware Maintenance Manual POST error codes Each time you power-on the system, it performs a series of tests that check the operation of the system and some options. This series of tests is called the Power-On Self-Test, or POST. POST does the following operations. • Checks some basic motherboard operations • Checks the memory operation • Starts the video operation...
Page 25: Undetermined Problems
Chapter 6. Symptom-to-FRU Index POST Error Message Description/Action System Halted The system has been halted. A reset or power cycle is required to reboot the machine. This message appears after a fatal error has been detected. Reboot and Select proper Boot The BIOS was unable to find a device or Insert Boot Media in suitable boot device.
Page 26: Chapter 7. Locations
Hardware Maintenance Manual 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. Font view The following illustration shows the location of connectors on the front of the computer.
Page 27 Chapter 7. Locations Built-in microphone Camera Hard disk drive indicator Wireless LAN card indicator LED ON/OFF indicator (When turning on the LED, the indicator light will be off; when turning off the LED, the indicator light will be solid on.) Brightness down Brightness up LED ON/OFF...
Page 28: Rear View
Hardware Maintenance Manual Headphone connector Microphone connector Optical drive slot Rear view The following illustration shows the location of connectors on the rear of the computer. USB ports (3) Ethernet connector PS/2 keyboard connector Power connector TV tuner connector (Selected models only)
Page 29: Internal Components
Chapter 7. Locations Internal components The following illustration shows the components inside your computer. Computer stand Rear deco Computer cover Motherboard Cover Hard disk drive Motherboard Chassis LED panel Front bezel System fan Heatsink Optical drive LED touch panel control module...
Page 30 Hardware Maintenance Manual Connverter board Front LED indicator control module Camera Function board Speakers TV antenna connector 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 computer functions and supports a variety of devices that are factory-installed or that you can install later.
Page 31 Chapter 7. Locations Headphone connector Microphone connector L/R speakers connector USB connectors Ethernet connector PS/2 keyboard connector Power connector Front LCD Logo connector LED touch panel control module connector Optical disk drive power connector Optical disk drive data connector Hard disk drive power and data connectors Front LED indicator control module connector Function board connector Converter connector...
Page 32: 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 33: Replacing A Memory Module
Note It helps 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 touch screen from scratches or other damage.
Page 34 Hardware Maintenance Manual 6. Lift up the memory cover 7. 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 following the same procedure.
Page 35: Removing The Computer Stand
To remove the computer stand: Note It helps 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 touch screen from scratches or other damage.
Page 36: Removing The Computer Cover
Hardware Maintenance Manual 6. Slide the computer stand out. Removing the computer cover To remove the computer cover: 1. Remove the computer stand. Refer to “Removing the computer stand”. 2. Lift up the computer cover.
Page 37: Removing The Computer Rear Deco
Chapter 8. Replacing hardware Removing the computer rear deco To remove the computer rear deco 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 2 screws that secure the rear deco to the chassis. 4.
Page 38: Replacing The Hard Disk Drive
Hardware Maintenance Manual Replacing the hard disk drive To replace the hard disk drive 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 4 screws that secure the stand bracket to the chassis, then lift it up.
Page 39: Replacing The Optical Drive
Chapter 8. Replacing hardware 6. Remove the 4 screws that secure the hard disk drive to the drive bay. Slide the hard disk drive out of the drive bay. 7. Install the new hard disk drive. (1.) Insert the new hard disk drive into the drive bay. (2.) Slide the new hard disk back into position, then secure it to the disk bay with the 4 screws.
Page 40 Hardware Maintenance Manual 6. Push a small iron stick (e.g.a paper clip) into the small hole on the optical drive cover so that the disk springs out as shown. 7. Remove the 2 screws that secure the optical drive to the metal bracket. 8.
Page 41: Replacing The Converter Board
Chapter 8. Replacing hardware 11. Screw the new optical drive back onto the chassis. 12. Reattach the computer cover and stand. Replacing the converter board To replace the converter board 1. Remove the computer stand. Refer to “Removing the computer stand”. 2.
Page 42: Replacing The Led Touch Panel Control Module
Hardware Maintenance Manual Replacing the LED touch panel control module To replace the LED touch panel control module 1. Remove the computer stand. Refer to “Removing the computer stand”. 2. Remove the computer cover. Refer to “Removing the computer cover”. 3.
Page 43: Replacing The Function Board
Chapter 8. Replacing hardware Replacing the function board To replace the function board 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 3 screws that secure the function board to the chassis. 4.
Page 44: Replacing The Led Board
Hardware Maintenance Manual Replacing the LED board To replace the LED board 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 2 screws that secure the LED board to the chassis. 4.
Page 45: Removing The Motherboard Cover
Chapter 8. Replacing hardware Removing the motherboard cover To remove the motherboard cover 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 7 screws that secure the motherboard cover to the chassis. 4.
Page 46: Replacing The System Fan
Hardware Maintenance Manual Replacing the system fan To replace the system fan 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 47: Replacing The Heatsink
Chapter 8. Replacing hardware 8. Align the 3 screw holes on the new system fan with the 3 mounting holes on the chassis. Screw in the 3 screws and attach the power cable to the connector on the motherboard. 9. Reattach the motherboard cover and stand bracket for the computer stand.
Page 48: Replacing The Wlan Card
Hardware Maintenance Manual Replacing the WLAN card To replace the WLAN card 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 49: Replacing The Tv Tuner Card
Chapter 8. Replacing hardware Replacing the TV tuner card To replace the TV tuner card 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 50: Replacing The Speakers System
Hardware Maintenance Manual Replacing the speakers system To replace the speakers system 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”. 4.
Page 51: Replacing The Motherboard
Chapter 8. Replacing hardware Replacing the motherboard To replace the motherboard 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 computer rear deco. Refer to “Removing the computer rear deco”...
Page 52: Replacing The Led Panel
Hardware Maintenance Manual Replacing the LED panel To replace the LED panel 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 hard disk drive. Refer to “Replacing the hard disk drive”. 4.
Page 53 Chapter 8. Replacing hardware 19. Lift up the LED panel to remove it. 20. Align and then install the new LED panel. 21. Reconnect all cables and reattach all related parts. 22. Reattach the computer cover and stand.
Page 54: Replacing The Camera
Hardware Maintenance Manual 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 rear deco. Refer to “Removing the computer rear deco”. 4.
Page 55: 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 (disks, CDs, or memory cards) from the drives, shut down the operating system, and turn off the computer and all attached devices.
Page 56: 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 (disks, CDs, or memory cards) from the drives, shut down the operating system, and turn off the computer and all attached devices.
Page 57: Replacing The Power Adapter
Chapter 8. Replacing hardware Replacing the power adapter To replace the power adapter: 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. Disconnect the power adapter from the computer and connect the new power adapter to the same connector.
Page 58: 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 59: Appendix. Statement
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 professional service personnel.
Page 60: Trademarks
Phenom, AMD Sempron, Catalyst, Cool ‘n’ Quiet, CrossFire, PowerPlay, Radeon, and The Ultimate Visual Experience are trademarks of Advanced Micro Devices, Inc. Other company, product, or service names referred to herein or in other Lenovo publications may be trademarks or service marks of others. All rights reserved.

Lenovo C205 Hardware Maintenance Manual

Chapter 1. About this Manual

Chapter 2. Safety Information

Chapter 3. General Information

Chapter 4. General Checkout

Chapter 5. Using the Setup Utility

Chapter 6. Symptom-To-FRU Index

Chapter 7. Locations

Chapter 8. Replacing Hardware

Chapter 9. Additional Service Information

Appendix. Statement

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