Lenovo C50 Series All-In-One Computer Hardware Maintenance Manual Machine Types: F0B1 [C50-30]
Lenovo C50 Series All-In-One Computer Hardware Maintenance Manual Machine Types: F0B1 [C50-30]
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.
Contents Chapter 1. About this manual . . . . . 1 Chapter 7. Replacing hardware . . . . Important Safety Information . . . . . . . . . 1 Chapter 2. Safety information . . . . . 3 General safety . . . . . . . . . . . . Electrical safety . . . . . . . . . . . Safety inspection guide . . . . . . . . Handling electrostatic discharge-sensitive devices . . . . . . . . . . . . . . Grounding requirements . . . . . . . . Safety notices . . . . . . . . . . . . . . . . . . . . . 3 3 5 . . . . . . . . .
iv Lenovo C50 Series All-In-One Computer Hardware Maintenance Manual
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. The description of the TV-tuner card in this manual applies only to computers with a TV-tuner card installed. It does not apply to computers without a TV-tuner card.
2 Lenovo C50 Series All-In-One Computer Hardware Maintenance Manual
Chapter 2. 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: • Keep the areas around the computer clear and clean during and after maintenance. • When lifting any heavy object: 1. Ensure you can stand safely without slipping. 2. Distribute the weight of the object equally across both feet. 3. Lift slowly. Never move suddenly or twist when you attempt to lift. 4.
Observe the following rules when working on electrical equipment. Important: Use only approved tools and test equipment. Some hand tools have handles covered with a soft material that does not insulate you when working with live electrical currents. Many customers have rubber floor mats near their equipment that contain small conductive fibers to decrease electrostatic discharge. • Find the room emergency power-off (EPO) switch, disconnecting switch, or electrical outlet.
– 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. This guide addresses only those items.
• Keep the parts in protective packages until they are inserted into the product. • Avoid contact with other people while handling the part. • Wear a grounded wrist strap against your skin to eliminate static on your body. • Prevent the part from touching your clothing. Most clothing is insulative and retains a charge even when you are wearing a wrist strap. • Use the black side of a grounded work mat to provide a static-free work surface. The mat is especially useful when handling ESD-sensitive devices.
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. Remove all cables from devices. 5. Turn device ON. CAUTION: When replacing the lithium battery, use only Part Number 45C1566 or an equivalent type battery recommended by the manufacturer.
≥18 kg (37 lbs) ≥32 kg (70.5 lbs) ≥55 kg (121.2 lbs) 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. 2 1 CAUTION: Do not place any object weighing more than 82 kg (180 lbs.
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.
10 Lenovo C50 Series All-In-One Computer Hardware Maintenance Manual
Chapter 4. General Checkout Attention: The drives in the computer you are servicing might have been rearranged or the drive startup sequence may have been 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. General error messages appear if a problem or conflict is found by an application, the operating system, or both.
12 Lenovo C50 Series All-In-One Computer Hardware Maintenance Manual
Chapter 5. 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 Lenovo BIOS Setup Utility program To start the Lenovo BIOS Setup Utility program, do the following: 1.
Administrator Password Setting an Administrator Password deters unauthorized persons from changing configuration settings. You might want to set an Administrator Password if you are responsible for maintaining the settings of several computers. After you set an Administrator Password, a password prompt is displayed every time you access the Lenovo BIOS Setup Utility program. If both the Administrator and Power-On Password are set, you can type either password.
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. 3. The password dialog box will be displayed. Type the password, then press the Enter key. 4. Re-type the password to confirm. If you typed the password correctly, the password will be installed. To change a Power-On Password, do the following: 1.
Select ATA Device Setup, press the Enter key, then select SATA Mode. Select Audio Setup, press the Enter key, then select Onboard Audio Controller. Select Network Setup, press the Enter key, then select Onboard Ethernet Support or LAN Boot Agent. 4. Select Disabled or Enabled and press the Enter key. 5. Return to the Lenovo BIOS Setup Utility program menu and select the Exit option. 6. Select Save changes and Exit from the menu. Notes: a.
a. If you do not want to save the settings, select Discard changes and Exit from the menu. b. If you have changed these settings and want to return to the default settings, select Load Optimal Defaults from the menu. 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.
18 Lenovo C50 Series All-In-One Computer Hardware Maintenance Manual
Chapter 6. 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 11. This index can also be used to help you decide which FRUs to have available when servicing a computer. If you are unable to correct the problem using this index, go to “Undetermined problems” on page 20. Notes: • If you have both an error message and an incorrect audio response, diagnose the error message first.
POST error codes Each time you turn the computer on, it performs a series of tests to check that the system is operating correctly and that certain options are set. This series of tests is called the Power-On Self-Test, or POST. POST does the following: • Checks some basic motherboard operations • Checks that the memory is working correctly • Starts video operations • Verifies that the boot drive is working POST Error Message Description/Action Keyboard error Cannot initialize the keyboard.
Chapter 7. Replacing hardware 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. General information Pre-disassembly instructions Before starting the disassembly procedure, make sure that you do the following: 1.
Replacing the keyboard and mouse Note: Your keyboard will be connected to a USB connector at either side or at the rear of the computer. To replace the keyboard: Step 1. Remove any media (disks, CDs, or memory cards) from the drives, shut down the computer, and turn off all attached devices. Step 2. Unplug all power cords from electrical outlets. Step 3. Locate the connector for the keyboard. Refer to “Side view of the computer” and “Rear view of the computer”. Step 4.
Step 3. Connect the new power cord as shown. 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. Step 1.
Step 4. Twist the hand screw ring counter-clockwise until the base comes loose to release the stand base from the stand holder. 1 2 Step 5. Slide the stand base out from the holder then put it aside. 3 1 2 3 Step 6. Refer to “Installing the computer stand” to reinstall the stand base. Removing the foot cover Attention: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover.
Step 5. Lift up the stand holder then slide out the foot cover as shown. 1 2 Step 6. To reattach the foot cover: a. Lift up the stand holder. b. Line up the foot cover with mounting holes on the back of the computer, then slide it back into position. 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.
Step 6. Remove the memory shielding as shown. Step 7. Push out the latches on both sides of the memory socket to release the memory module 1 and gently pull the memory module upward to remove it from its socket. 2 Step 8. To install the new memory module: Step 9. a. Align the new memory module with the memory socket, then insert it and push down on the top edge. Make sure the latches lock the memory module in place. b. Reattach the memory shielding. Reattach the foot cover and stand base.
Step 4. Remove the stand base. Refer to “Removing the stand base”. Step 5. Remove the foot cover. Refer to “Removing the foot cover”. Step 6. Lift out the hard disk drive and bracket as shown. Step 7. Push the lock pins outward to release the hard disk drive from the bracket. Step 8. To install the new hard disk drive: Step 9. a. Line up the new hard disk drive with the bracket and secure it with the pins. b. Connect the data and power cables to the new hard disk drive. c.
Step 3. Disconnect all cables attached to the computer. This includes power cords, input/output (I/O) cables, and any other cables that are connected to the computer. Refer to “Left and right views” and “Rear view” for help with locating the various connectors. Step 4. Remove the stand base. Refer to “Removing the stand base”. Step 5. Remove the foot cover. Refer to “Removing the foot cover”. Step 6. Locate the optical removal notch, and then use a screw driver push the optical drive out. Step 7.
Step 10. Separate the cover from the defective optical drive. Step 11. To install the new optical drive: a. Align the new optical drive with the cover, and then push the cover back into position. b. Slide the new optical drive into the drive bay. Step 12. Reattach the foot cover and stand base. Removing the stand holder Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover.
Step 7. To reattach the stand holder: a. Align the holes on the stand holder with mounting holes on the chassis, place the stand holder back into position. b. Secure the stand holder to the chassis with the four screws. Step 8. Line up the foot cover with mounting holes on the back of the computer, then slide it back into position. Step 9. Reattach the stand base. Removing the middle cover Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover.
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.
Step 10. Lift up the middle cover as shown to remove it. Step 11. To reattach the middle cover: a. Line up the middle cover with chassis, then place the middle cover back. b. Secure the middle cover to the chassis with the seven screws. Step 12. Reattach the stand holder, optical drive, foot cover and stand base. Replacing the converter board Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover.
Step 9. Disconnect the two cables from the converter, and then remove the screw that secures the converter board to the chassis. Step 10. Slide out the converter board to remove it. Step 11. To install the new converter board: a. Connect the two cables to the new converter board. b. Align then slide the new converter board into position. c. Secure the new converter board with the screw. Step 12. Reattach the middle cover, optical drive, stand holder, foot cover and stand base.
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 four screws that secure the EMI cover to the chassis, and then lift it up. Step 10. To reattach the EMI cover: a. Line up the holes on the EMI cover with mounting holes on the chassis, then place EMI cover back into position. b. Secure the EMI cover to the chassis with four screws. Step 11.
Step 6. Remove the optical drive. Refer to “Replacing the optical drive”. 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. Disconnect the antenna cables from the Wi-Fi card. Step 11. Remove the screw that secures the Wi-Fi card to the motherboard. Step 12. Lift up the Wi-Fi card to remove it from the socket. Step 13.
Step 3. Disconnect all cables attached to the computer. This includes power cords, input/output (I/O) cables, and any other cables that are connected to the computer. Refer to “Left and right view” and “Rear view” for help with locating the various connectors. Step 4. Remove the stand base. Refer to “Removing the stand base”. Step 5. Remove the foot cover. Refer to “Removing the foot cover”. Step 6. Remove the optical drive. Refer to “Replacing the optical drive”. Step 7. Remove the stand holder.
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. To replace the system fan Step 1.
Step 14. To install the new system fan: a. Place the new system fan into position, and then secure it to the chassis with two screws. b. Connect the system fan power cable to the connector on the motherboard. c. Use the sealing tape to seal the gap in-between the system fan and heat-sink. Step 15. Reattach the EMI cover, middle cover, optical drive, stand holder, foot cover and stand base.
Step 10. Disconnect the speaker cables from the connector on the motherboard. Step 11. Lift up the speaker system to remove it. Step 12. To install the new speaker system: a. Place the new speaker system into position. b. Connect the new speaker cables to the connector on the motherboard. Step 13. Reattach the EMI cover, middle cover, optical drive, stand holder, foot cover and stand base.
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. Push the locking pin outward to release the power switch board, then lift up the power switch board to remove it. 1 2 Step 10. Disconnect the data cable from the power switch board. 3 Step 11. To install the power switch board: a. Line up the notches on the new power switch board with the keys in the slot. b.
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. Remove the EMI cover. Refer to “Removing the EMI cover”. Step 11. Remove the heat-sink. Refer to “Replacing the heat-sink”. Step 12. Remove the WLAN card. Refer to “Replacing the WLAN card”. Step 13.
b. Use the screws to secure the new motherboard to the chassis. c. Connect all the cables to the new motherboard. Step 16. Install the following parts to the new motherboard: • Wi-Fi card • Heat-sink • Memory module Step 17. Reattach the EMI cover, middle cover, optical drive, stand holder, foot cover and stand base. Removing the rear deco Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover.
Step 9. Remove the four screws that secure the rear deco to the chassis, then slide the rear deco upward to remove it. Step 10. To reattach the rear deco: a. Line up the rear deco with the guide track on the chassis. b. Secure the rear deco to the chassis with the four screws. Step 11. Reattach the middle cover, stand holder, optical drive, foot cover and stand base. Replacing the camera Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover.
Step 9. Remove the rear deco. Refer to “Replacing the rear deco”. Step 10. Pushing the camera locking pins as shown to release the camera. Step 11. Slide out the camera to remove it. Step 12. Disconnect the camera data cable from the connector on the camera. Step 13. To install the new camera: a. Connect the data cable to the new camera. b. Slide the new camera into position, secure the camera to the front bezel with the locking pins. Step 14.
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. Remove the speaker system. Refer to “Replacing the speaker system”. Step 12. Remove the power switch board. Refer to “Replacing the power switch Step 13. Remove the rear deco. Refer to “Removing the rear deco”. Step 14.
Step 19. Remove the four screws that secure the LED panel to the chassis. Step 20. Lift up the chassis from the LED panel.
Step 21. Remove the LVDS cable from the connector on the LED panel. Step 22. To install the new the LED panel module: a. Connect the LVDS cable to the LED panel. b. Line up the chassis with new LED panel module, place the chassis into position. c. Connect the converter cable to the connector on the LED panel. Chapter 7.
d. Connect the LVDS cable to the connector on the motherboard. e. Connect the power switch board cable to the connector on the power switch board. f. Secure the LED panel to the chassis with the four screws. g. Attach the camera to the new LED module. h. Line up the rear deco with the guide track on the LED module, then slide the rear deco into position. i. Secure the rear deco to the new LED module with the screws. j.
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). • 1– identifies parts that are fairly simple to replace, requiring few or no tools. • 2– identifies parts that are slightly more difficult to replace.
W C50-30W8S 2G I5 4210U 820A MB 5B20H15289 W C50-30W8SI5 4210UW/HD_INUMAMB 5B20H15283 W C50-30 W8S I5 4210U UMA MB 5B20H15290 W C50-30 W8S 1G 3558U 820A MB 5B20H15278 W C50-30 W8S 2G 3558U 820A MB 5B20H15284 W C50-30 W8S 3558U UMA MB 5B20H15288 W C5030 W8S I3_4005U UMA MB 5B20H15274 W C5030 W8S 2G I3_4005U_820A MB 5B20H15281 W C5030 W8S 1G I3_4005U_820A MB 5B20H15287 W C5030W8SI3_4005UW/HD_IN UMAMB 5B20H15277 CARDPOP W C50-30 Power Switch Board 5C50G86507 W C50-30 Converter Board 5C50
COVER Slide Cover W C50-30 W/HD_OUT BLK 5CB0G86514 SlideCover W C50-30W/HD_IN/OUT BLK 5CB0G86494 Slide Cover W C50-30 W/HD_OUT WHT 5CB0G86518 SlideCover W C50-30W/HD_IN/OUT WHT 5CB0G86500 ODD Bezel W C50-30 BLK 5CB0G86496 ODD Bezel W C50-30 WHT 5CB0G86515 RearDeco W C50-30W/HD Dark/Silver 5CB0G86503 RearDeco W C50-30W/HD Light/Silver 5CB0G86523 Rear Deco W C50-30 Dark/Silver 5CB0G86506 Rear Deco W C50-30 Light/Silver 5CB0G86524 Rear Cover W C50-30 W/HD_OUT BLK 5CB0G86504 RearCover W C5
HDD TSB Mars 4K 500G DT01ACA050 -LH 16200512 Seagate Pharaoh 4K-Non-MC(ST500DM002) 16200674 WDXL500A WD5000AAKX-08U6AA0 500G HDD-LH 16200544 3.5inch SATA6G 7.2K Grenada BP 1.5 1TB 16200528 3.5inch SATA6G 7.2K Grenada BP 2 1TB 16200688 TSB Mars 4K 1TB DT01ACA100 -LH 16200513 WD10EZEX-08M2NA0 16200613 3.5inch SATA6G 7.2K Grenada BP 1.5 2TB 16200529 3.5inch SATA6G 7.2K Grenada BP 2 2TB 16200689 TSB Mars 4K 2TB DT01ACA200 -LH 16200514 1 ODD PSN UJ8FB 9.
Wifi Combo Liteon WB335 1x1BGN+BT4.0 HMC WLAN 20200437 LTN RTL8723BE 1x1bgn+BT HMC WLAN 20200439 LTN RTL8821AE 1x1ac+BT4.
54 Sunrex EKB-10YA(IT) B-Silk USB KB-LVT8 25209128 Sunrex EKB-10YA(HB) B-Silk USB KB-LVT8 25209129 Sunrex EKB-10YA(FR) B-Silk USB KB-LVT8 25209130 Sunrex EKB-10YA(GK) B-Silk USB KB-LVT8 25209131 Sunrex EKB-10YA(HG) B-Silk USB KB-LVT8 25209132 Sunrex EKB-10YA(BG) B-Silk USB KB-LVT8 25209133 Sunrex EKB-10YA(HR) B-Silk USB KB-LVT8 25209134 Sunrex EKB-10YA(JP) B-Silk USB KB-LVT8 25209135 Sunrex EKB-10YA(EN-FR) B-S USB KB-LVT8 25209136 Sunrex EKB-10YA(PT) B-Silk USB KB-LVT8 25209137 Sunrex E
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 Liteon SK-8861(CS-SK) 2.4G KB-Black8 25209179 Liteon SK-8861(US-IN) 2.4G KB-Black8 25209180 Liteon SK-8861(RU) 2.4G KB-Black8 25209181 Liteon SK-8861(GB) 2.4G KB-Black8 25209182 Liteon SK-8861(Nordic) 2.4G KB-Black8 25209183 Liteon SK-8861(LA) 2.
Liteon SK-8861(LA-AR) 2.4G KB-White8 25210997 Liteon SK-8861(SA) 2.4G KB-White8 25210998 Liteon SK-8861(CH) 2.4G KB-White8 25210999 Liteon SK-8861(DE) 2.4G KB-White8 25211000 Liteon SK-8861(TR) 2.4G KB-White8 25211001 Liteon SK-8861(ES) 2.4G KB-White8 25211002 Liteon SK-8861(SL) 2.4G KB-White8 25211003 Liteon SK-8861(IT) 2.4G KB-White8 25211004 Liteon SK-8861(IL) 2.4G KB-White8 25211005 Liteon SK-8861(FR) 2.4G KB-White8 25211006 Liteon SK-8861(GR) 2.
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 Longwell B LAck single head 1.0M Argentina C5 Power Cord® 31039100 Volex 1.0M C5 LA Power Cord 31049507 Luxshare 1.0M C5 LA Power Cord 31503356 Longwell B LAck single head 1.0M Denmark C5 Power Cord® 31039101 Volex 1.0M C5 Denmark Power Cord 31049503 Luxshare 1.
58 Lenovo C50 Series All-In-One Computer Hardware Maintenance Manual
Chapter 9. General information This chapter provides general information that applies to all computer models covered by this 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.
