hit counter script
Lenovo C50 Series Hardware Maintenance Manual
  1. Manuals
  2. Brands
  3. Lenovo Manuals
  4. Desktop
  5. C50 Series
  6. Hardware maintenance manual

Lenovo C50 Series Hardware Maintenance Manual

Machine types: f0b1
Hide thumbs Also See for C50 Series:
Table of Contents

Advertisement

Quick Links

See also: User Manual
Lenovo C50 Series All-In-One Computer
Hardware Maintenance Manual
Machine Types: F0B1 [C50-30]

Advertisement

Table of Contents
loading

Related Manuals for Lenovo C50 Series

Summary of Contents for Lenovo C50 Series

  • Page 1 Lenovo C50 Series All-In-One Computer Hardware Maintenance Manual Machine Types: F0B1 [C50-30]...
  • Page 3 Lenovo C50 Series All-In-One Computer Hardware Maintenance Manual Machine Types: F0B1 [C50-30]...
  • Page 4 First Edition (November 2014)3rd © 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...

  • Page 5: Table Of Contents

    Selecting a startup device ..Replacing the LED panel module ..Exiting the Lenovo BIOS Setup Utility program . . Chapter 8. FRU lists ..49 Chapter 6.
  • Page 6 Lenovo C50 Series All-In-One Computer Hardware Maintenance Manual...

  • Page 7: Chapter 1. About This Manual

    This manual contains service and reference information for Lenovo C50-30 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 C50 Series All-In-One Computer Hardware Maintenance Manual...

  • 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 – 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 C50 Series All-In-One Computer Hardware Maintenance Manual...

  • 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 C50 Series All-In-One Computer Hardware 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 C50 Series All-In-One Computer Hardware Maintenance Manual...

  • 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 C50-30 This section lists the physical specifications. Environment Air temperature: Operating: 10°...
  • Page 16 Lenovo C50 Series All-In-One Computer Hardware Maintenance Manual...

  • 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 C50 Series All-In-One Computer Hardware Maintenance Manual...

  • 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).

  • 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 C50 Series All-In-One Computer Hardware Maintenance Manual...

  • 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 C50 Series All-In-One Computer Hardware Maintenance Manual...

  • Page 27: Pre-Disassembly

    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

    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. Step 2. Disconnect the power cord from the connector on the computer, then unplug the power cord from electrical outlet. Lenovo C50 Series All-In-One Computer Hardware Maintenance Manual...

  • Page 29: 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 30: Removing The Foot Cover

    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

    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 32: Replacing The Hard Disk 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 33: 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 34 Remove the 2 screws that secure the optical drive to the metal bracket. Step 9. Use a small flat head screwdriver to press and push out the pins that secure the cover to the disk. Lenovo C50 Series All-In-One Computer Hardware Maintenance Manual...

  • Page 35: Removing The Stand Holder

    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 36: Removing The Middle 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 37 Step 8. Remove the seven screws that secure the middle cover to the chassis, then Step 9. The middle cover is pinned to the rear deco, use a plastic spudger to release the middle cover as shown. Chapter 7 Replacing hardware...

  • Page 38: 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 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 Wi-Fi 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 Follow the numbers printed on the new heat-sink to secure it in order using the screws. Use the sealing tape to seal the gap in-between the system fan and heat-sink. Step 14. Reattach the EMI cover, middle cover, optical drive, stand holder, foot cover and stand base. Lenovo C50 Series All-In-One Computer Hardware Maintenance Manual...

  • Page 43: 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 44: 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 45: Replacing The Power Switch 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 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. Remove the middle cover. Refer to “Removing the middle cover”. Step 10.

  • Page 48: Removing The Rear Deco

    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: 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 50: Replacing The Led Panel Module

    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 Step 7. Remove the stand holder. Refer to “Removing the stand holder”. Step 8. Remove the middle cover. Refer to “Removing the middle cover”. Step 9. Remove the EMI cover. Refer to “Removing the EMI cover”. Step 10. Remove the system fan. Refer to “Replacing the system fan”. Step 11.
  • Page 52 Step 19. Remove the four screws that secure the LED panel to the chassis. Step 20. Lift up the chassis from the LED panel. Lenovo C50 Series All-In-One Computer Hardware Maintenance Manual...
  • Page 53 Step 21. Remove the LVDS cable from the connector on the LED panel. Step 22. To install the new the LED panel module: Connect the LVDS cable to the LED panel. Line up the chassis with new LED panel module, place the chassis into position. Connect the converter cable to the connector on the LED panel.
  • Page 54 Secure the chassis and LED panel to the front bezel using the four screws. Attach the speaker module to the new LED module. Step 23. Reattach the system fan, EMI cover, middle cover, optical drive, computer stand, foot cover and stand base. Lenovo C50 Series All-In-One Computer Hardware Maintenance Manual...

  • Page 55: Chapter 8. Fru Lists

    Chapter 8. FRU lists This chapter lists the information on the field replaceable units (FRUs) for Lenovo C50-30 All-In-One desktop computer. Attention: Be sure to read and understand all the safety information before replacing any FRUs. Notes: FRUs that have a 1 or 2 in the CRU column are Customer Replaceable Units (CRUs).
  • Page 56 W C50-30 HDD SATA Cable 5C10G86519 W C50-30 Converter-Panel Cable LG 5C10G86495 W C50-30 Converter-Panel Cable SAM 5C10G86516 W C50-30 LVDS Cable 5C10G86492 Antenna W C50-30 SPEED 5A30G86509 Antenna W C50-30 WNC 5A30G86488 Lenovo C50 Series All-In-One Computer Hardware Maintenance Manual...
  • Page 57 5CB0G86526 Front Cover W C50-30 BLK NT 5CB0G86493 Front Cover W C50-30 WHT NT 5CB0G86513 DISPLAY LCD Module W C50-30 TS LG BLK 5D10G81603 LCD Module W C50-30 TS SAM BLK 5D10G81610 LCD Module W C50-30 TS LG WHT 5D10G81607...
  • Page 58 Mic_R D9PSH 2GB D3L-1600S Memory-HF 1100965 1100967 Mic_R D9QBJ 4GB D3L-1600S Memory-HF M471B1G73DB0-YK0 8GB D3L-1600S Memory-HF 1100943 1100986 HMT41GS6BFR8A-PB 8GB D3L-1600S Memory-HF HMT41GS6AFR8A-PB 1100634 1100635 MT16KTF1G64HZ-1G6E1 Mic_R D9QBJ 8GB D3L-1600S Memory-HF 1101012 Lenovo C50 Series All-In-One Computer Hardware Maintenance Manual...
  • Page 59 AVC 720P 5840 Hi162 WB 1DM S Cam 20200643 20200644 Bison 720P 5840 Hi162 WB 1DM S Cam LT 720P 5840 Hi162 WB 1DM S Cam 20200667 Camera W C50-30 W/Bracket 5B40G86489 Liteon LXH-SM-8825 Black Silk Mouse-LVT 25200528 25200530 Sunrex LXH-EMS-10ZA Black Silk Mouse-LVT...
  • Page 60 Sunrex EKB-10YA(BG) W-Silk USB KB-LVT8 25209166 Sunrex EKB-10YA(HR) W-Silk USB KB-LVT8 25209167 Sunrex EKB-10YA(JP) W-Silk USB KB-LVT8 25209168 Sunrex EKB-10YA(EN-FR) W-S USB KB-LVT8 25209169 Sunrex EKB-10YA(PT) W-Silk USB KB-LVT8 25209170 Sunrex EKB-10YA(BE-EN) W-S USB KB-LVT8 25209171 Lenovo C50 Series All-In-One Computer Hardware Maintenance Manual...
  • Page 61 Sunrex EKB-10YA(DU) W-S USB KB-LVT8 25209172 Liteon SK-8861(US) 2.4G KB-Black8 25209175 Liteon SK-8861(US-MY) 2.4G KB-Black8 25209176 Liteon SK-8861(TW) 2.4G KB-Black8 25209177 Liteon SK-8861(TH) 2.4G KB-Black8 25209178 25209179 Liteon SK-8861(CS-SK) 2.4G KB-Black8 Liteon SK-8861(US-IN) 2.4G KB-Black8 25209180 25209181 Liteon SK-8861(RU) 2.4G KB-Black8 Liteon SK-8861(GB) 2.4G KB-Black8 25209182 25209183...
  • Page 62 Luxshare 1.0M C5 Europe Power Cord 31049518 Longwell B LAck single head 1.0M India Power Cord 31035395 Luxshare 1.0M C5 India Power Cord 31503353 Longwell B LAck single head 1.0M Italy C5 Power Cord® 31039104 Lenovo C50 Series All-In-One Computer Hardware Maintenance Manual...
  • Page 63 Volex 1.0M C5 Italy Power Cord 31049504 Luxshare 1.0M C5 Italy Power Cord 31503359 Longwell B LAck single head 1.0M Brazil Power Cord® 31035828 Volex 1.0M C5 Brazil Power Cord 31049505 Luxshare 1.0M C5 Brazil Power Cord 31503357 31039100 Longwell B LAck single head 1.0M Argentina C5 Power Cord® Volex 1.0M C5 LA Power Cord 31049507 31503356...
  • Page 64 Lenovo C50 Series All-In-One Computer Hardware Maintenance Manual...

  • Page 65: Chapter 9. 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...

This manual is also suitable for:

C50-30

Table of Contents