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- Page 1 Lenovo C470 All-In-One ComputerHardware Maintenance Manual aideaideaCentreidea Machine Types: 10170/F0AR [C470]...
- Page 3 Lenovo C470 All-In-One Computer Hardware Maintenance Manual Machine Types: 10170/F0AR [C470]...
- Page 4 First Edition (May 2014)15 © Copyright Lenovo 2014. LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software are delivered pursuant a General Services Administration “GSA” contract, use, reproduction, or disclosure is subject to restrictions set forth in Contract No. GS-35F-05925...
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Page 5: Table Of Contents
Selecting a startup device ..Removing the middle case ..Exiting the Lenovo BIOS Setup Utility program . . Replacing the camera ... . - Page 6 Lenovo C470 All-In-One ComputerHardware Maintenance Manual...
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Page 7: Chapter 1. About This Manual
Chapter 1. About this manual This manual contains service and reference information for Lenovo C470 All-In-One 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. - Page 8 Lenovo C470 All-In-One ComputerHardware Maintenance Manual...
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Page 9: Chapter 2. Safety Information
Electrical current from power, telephone, and communication cables can be hazardous. To avoid personal injury or equipment damage, disconnect any attached power cords, telecommunication cables, network cables, and modem cables before you open the computer covers, unless instructed otherwise in the installation and configuration procedures. © Copyright Lenovo 2014... - Page 10 – Pumps – Blowers and fans – Motor generators and similar units. (This practice ensures correct grounding of the units.) • If an electrical accident occurs: – Use caution; do not become a victim yourself. Lenovo C470 All-In-One ComputerHardware Maintenance Manual...
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Page 11: Safety Inspection Guide
– Switch off power. – Send another person to get medical aid. Safety inspection guide The intent of this inspection guide is to assist you in identifying potential hazards posed by these products. Each computer, as it was designed and built, had required safety items installed to protect users and service personnel from injury. -
Page 12: Grounding Requirements
• Connect and disconnect cables as described in the following table when installing, moving, or opening covers on this product or attached devices. Lenovo C470 All-In-One ComputerHardware Maintenance Manual... - Page 13 To Connect To Disconnect 1. Turn everything OFF. 1. Turn everything OFF. 2. First, attach all cables to devices. 2. First, remove power cords from outlets. 3. Attach signal cables to connectors. 3. Remove signal cables from connectors. 4. Attach power cords to outlet. 4.
- Page 14 To remove all electrical current from the device, ensure that all power cords are disconnected from the power source. CAUTION: Do not place any object weighing more than 82 kg (180 lbs.) on top of rack-mounted devices. Lenovo C470 All-In-One ComputerHardware Maintenance Manual...
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Page 15: Chapter 3. General Information
This chapter provides general information that applies to all computer models covered by this manual. Specifications This section lists the physical specifications for your computer. This section lists the physical specifications for your computer. Type Lenovo C470 This section lists the physical specifications. Environment Air temperature: Operating: 10°... - Page 16 Lenovo C470 All-In-One ComputerHardware Maintenance Manual...
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Page 17: Chapter 4. General Checkout
• 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 the test stops and you cannot continue, replace the last device tested. © Copyright Lenovo 2014... - Page 18 Lenovo C470 All-In-One ComputerHardware Maintenance Manual...
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Page 19: Chapter 5. Using The Setup Utility
1. If your computer is already on when you start this procedure, shut down the operating system and turn off the computer. 2. Press and hold the F1 key then turn on the computer. When the Lenovo BIOS Setup Utility program is displayed, release the F1 key. - Page 20 5. Select Save changes and Exit from the menu. Power-On Password When a Power-On Password is set, you cannot start the Lenovo BIOS Setup Utility program until a valid password is typed from the keyboard. Setting, changing, or deleting a Power-On Password Note: A password can be any combination of letters and numbers up to 16 characters (a-z and 0-9).
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Page 21: Enabling Or Disabling A Device
To set a Power-On Password, do the following: 1. Start the Lenovo BIOS Setup Utility program (See ”Starting the Lenovo BIOS Setup Utility program” on page 13.) 2. From the Security menu, select Set Power-On Password and press the Enter key. -
Page 22: Selecting A Startup Device
Selecting or changing the startup device sequence To view or permanently change the configured startup device sequence, do the following: 1. Start the Lenovo BIOS Setup Utility program (see “Starting the Lenovo BIOS Setup Utility program” on page 13). 2. From the Lenovo BIOS Setup Utility program main menu, select the Startup option. -
Page 23: Exiting The Lenovo Bios Setup Utility Program
Exiting the Lenovo BIOS Setup Utility program After you finish viewing or changing settings, press the Esc key to return to the Lenovo BIOS Setup Utility program main menu. You might have to press the Esc key several times. Do one of the following: •... - Page 24 Lenovo C470 All-In-One ComputerHardware Maintenance Manual...
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Page 25: Chapter 6. Symptom-To-Fru Index
Check that the following are properly installed: Reseat connectors • Power Cord • On/Off Switch connector • System Board Power Supply connectors • Microprocessor connections Check the power cord. Power Cord Check the power-on switch. Power-on Switch © Copyright Lenovo 2014... -
Page 26: Post Error Codes
3. Power-on the computer to re-test the system. 4. Repeat steps 1 through 3 until you find the failing device or component. If all devices and components have been removed and the problem continues, replace the system board. Lenovo C470 All-In-One ComputerHardware Maintenance Manual... -
Page 27: Copyright Lenovo
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. To obtain copies of the Safety and Warranty Guide, go to the Support Web site at: http://consumersupport.lenovo.com. Note: Use only parts provided by Lenovo. -
Page 28: Replacing The Keyboard And Mouse
Attention: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Step 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. Lenovo C470 All-In-One ComputerHardware Maintenance Manual... - Page 29 Step 2. Disconnect the adapter cable from the computer , then unplug the power cord from electrical outlet. Step 3. Connect the new adapter as shown. Chapter 7 Replacing hardware...
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Page 30: Removing The Stand Base
Attention: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Note: It may be helpful 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 31: Replacing The Memory Module
Note: It may be helpful 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 32: Replacing The Hard Disk Drive
Note: It may be helpful 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 33 Note: It may be helpful 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.
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Page 34: Replacing The Optical Drive
Attention: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Note: It may be helpful 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 35: Removing The Stand Holder
Step 8. Push a small iron stick (paper clip) into the small hole on the optical drive cover so that the disk springs out as shown. Step 9. Remove the 2 screws that secure the optical drive to the metal bracket. Step 10. -
Page 36: Removing The Middle Cover
Note: It may be helpful 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 computer screen from scratches or other damage. -
Page 37: Replacing The Converter Board
Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Note: It may be helpful 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 computer screen from scratches or other damage. -
Page 38: Replacing The Touch Control Board
Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Note: It may be helpful 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 computer screen from scratches or other damage. -
Page 39: Removing The Emi Cover
Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Note: It may be helpful 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 computer screen from scratches or other damage. -
Page 40: Replacing The Wlan Card
Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Note: It may be helpful 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 computer screen from scratches or other damage. -
Page 41: Replacing The Heat-Sink
Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Note: It may be helpful 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 computer screen from scratches or other damage. -
Page 42: Replacing The System Fan
Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Note: It may be helpful 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 computer screen from scratches or other damage. -
Page 43: Replacing The Speaker System
Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Note: It may be helpful 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 computer screen from scratches or other damage. -
Page 44: Replacing The Front Control Board
Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Note: It may be helpful 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 computer screen from scratches or other damage. -
Page 45: Replacing The Front Indicator Board
Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Note: It may be helpful 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 computer screen from scratches or other damage. -
Page 46: Replacing The Motherboard
Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Note: It may be helpful 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 computer screen from scratches or other damage. - Page 47 Step 5. Remove the foot cover. Refer to “Removing the foot cover”. Step 6. Remove the memory modules. Refer to “Replacing a memory module”. Step 7. Remove the optical drive. Refer to “Replacing the optical drive”. Step 8. Remove the stand holder. Refer to “Removing the stand holder”. Step 9.
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Page 48: Removing The Middle Case
Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Note: It may be helpful 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 computer screen from scratches or other damage. - Page 49 Step 11. Push the middle case feet outward as shown: Chapter 7 Replacing hardware...
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Page 50: Replacing The Camera
Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Note: It may be helpful 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 computer screen from scratches or other damage. -
Page 51: Replacing The Led Panel
Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Note: It may be helpful 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 computer screen from scratches or other damage. - Page 52 Step 12. Remove the heat-sink. Refer to “Replacing the heat-sink”. Step 13. Remove the camera. Refer to “Replacing the camera”. Step 14. Disconnect the front function cables from connectors as shown: Step 15. Disconnect the front indicator board cable from connector as shown: Lenovo C470 All-In-One ComputerHardware Maintenance Manual...
- Page 53 Step 16. Disconnect the LVDS cable from connector as shown: Step 17. Disconnect the touch control cable from connector as shown: Chapter 7 Replacing hardware...
- Page 54 Step 18. Disconnect the converter cable from connector as shown: Step 19. Remove the 4 screws that secure the chassis to the front bezel. Lenovo C470 All-In-One ComputerHardware Maintenance Manual...
- Page 55 Step 20. Push the pins to release the chassis from the front bezel, then lift up the chassis to separate it from the front bezel. Chapter 7 Replacing hardware...
- Page 56 Step 21. Remove the four screws that secure LED panel to the chassis. Lenovo C470 All-In-One ComputerHardware Maintenance Manual...
- Page 57 Step 22. Lift up the chassis to separate the chassis from the panel. Step 23. To install the new the LED panel: The new LED panel module including: LED panel, touch control board, touch cable, converter board cable, LVDS cable Line up the chassis with new LED panel, and then place it into position.
- Page 58 Lenovo C470 All-In-One ComputerHardware Maintenance Manual...
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Page 59: Chapter 8. General Information
• Wake Up on Alarm: You can specify a date and time at which the computer will be turned on automatically. This can be either a single event , a daily event or a weekly event. • Wake Up on LAN: This feature allows LAN adapter card to wake the System. © Copyright Lenovo 2014...