Lenovo 3000 C305 All-In-One User Manual

Contents iContentsChapter 1. About this manual ... 1Important Safety Information ...

Hardware Maintenance Manual8 Handling electrostatic discharge-sensitive devices Any computer part containing transistors or integrated circuits (

Chapter 2. Safety information 9Safety noticesThe caution and danger safety notices in this section are provided in the the language of English.DA

Hardware Maintenance Manual10 CAUTION: When replacing the lithium battery, use only Part Number 33F8354 or an equivalent type battery recommended

Chapter 2. Safety information 11CAUTION:Use safe practices when lifting.CAUTION:The power control button on the device and the power switch on th

Hardware Maintenance Manual12 General information3This chapter provides general information that applies to all machine types supported by this p

Chapter 4. General Checkout 13General Checkout4The drives in the computer you are servicing might have been rearranged or the drive startup seque

Hardware Maintenance Manual14 5. Power-on the computer. • Lookfordisplayederrorcodes• Listenforbeepcodes• Lookforreadableinstruct

Chapter 4. General Checkout 15Comparing the configuration and software set-up between “working and non-working” systems will often lead to problem

Hardware Maintenance Manual16 Using the Setup Utility5The Setup Utility program is used to view and change the configuration settings of your comp

Chapter 5. Using the Setup Utility 17Using passwordsBy using the Setup Utility program, you can set passwords to prevent unauthorized persons fro

Hardware Maintenance Manualii Chapter 6. Symptom-to-FRU Index...22Hard disk drive boot error ...

Hardware Maintenance Manual18 Setting, changing, and deleting a Administrator passwordTo set, change, or delete a password, do the following:Note

Chapter 5. Using the Setup Utility 193. The password dialog box will be displayed. Type the new password, and press Enter.4. when prompted to c

Hardware Maintenance Manual20 Selecting a startup deviceIf your computer does not start up (boot) from a device such as the CD-ROM, diskette, or

Chapter 5. Using the Setup Utility 21Exiting from the Setup Utility programWhen you finish viewing or changing settings, press Esc to return to th

Hardware Maintenance Manual22 Symptom-to-FRU Index6The Symptom-to-FRU index lists error symptoms and possible causes. The most likely cause is li

Chapter 6. Symptom-to-FRU Index 23Error FRU/ActionThe boot sector on the start-up drive is corrupted.The drive must be formatted do the following

Hardware Maintenance Manual24 Beep symptoms Beep symptoms are tones or a series of tones separated by pauses (intervals without sound) during POS

Chapter 6. Symptom-to-FRU Index 25Beep Symptom FRU/Action9 beepsPhenix BIOS ROM checksum error Fatal error indicating a serious problem with the

Hardware Maintenance Manual26 POST Error Message Description/ActionCMOS Date/Time Not Set The CMOS Date and/or Time are invalid. This error can b

Chapter 6. Symptom-to-FRU Index 27POST Error Message Description/ActionReboot and Select proper Boot device or Insert Boot Media in selected Boot

Chapter 1. About this manual 1About this manual1This manual contains service and reference information for Lenovo Lenovo 3000 C computers listed

Hardware Maintenance Manual28 Locations7This section provides illustrations to help locate the various connectors, controls and components of the

Chapter 7. Replacing hardware 29Identifying parts on the system board The system board (sometimes called the planar or motherboard) is the main c

Hardware Maintenance Manual30 Back view of the system board123456789101213 111415161Microprocessor2Memory slots3Memory card reader4IEEE 1394

Chapter 7. Replacing hardware 31Replacing hardware8AttentionDo not remove the computer cover or attempt any repair before reading the “Important

Hardware Maintenance Manual32 Replacing a memory module AttentionTurn off the computer and wait 3 to 5 minutes to let the computer cool before re

Chapter 7. Replacing hardware 335. Gently slide the cover toward the side of the computer, and then remove it.6. Push out the latches on both s

Hardware Maintenance Manual34 1127. Align then insert the new memory module into the socket 1 and push down on the top edge of the memory module

Chapter 7. Replacing hardware 351228. Slide the memory cover backward until it snaps into position.9. Screw back the screw on the memory cover.

Hardware Maintenance Manual36 To remove the computer cover: NoteFor this procedure, it helps to place the computer face-down on a soft flat surfac

Chapter 7. Replacing hardware 375. Place the computer upside down on the flat surface. Release the left and right tabs from the connector housing

Hardware Maintenance Manual2 Using eSupportFor Key Commodities (Examples - hard disk drive, system board, microprocessor, LCD, and memory)eSuppor

Hardware Maintenance Manual38 Replacing the power boardTo replace the power board1. Remove the computer cover. Refer to “Removing the computer c

Chapter 7. Replacing hardware 39 5. Remove the power board. 6. Align the screw holes on the power board to the mounting holes on the computer c

Hardware Maintenance Manual40 Replacing the LCD panelTo replace the LCD panel1. Remove the computer cover. Refer to “Removing the computer cover

Chapter 7. Replacing hardware 414. Carefully detach the LCD panel from the chassis.

Hardware Maintenance Manual42 5. Place the new LCD panel to the chassis.AttentionUse an anti-electrostatic cloth to clean the LCD panel before i

Chapter 7. Replacing hardware 434. Disconnect the speakers cable from the system board 1, and pull out the left and right speakers from the cha

Hardware Maintenance Manual44 3. Disconnect the data and power cables from the hard disk drive. 4. Remove the screw that secures the hard disk

Chapter 7. Replacing hardware 455. Pull out the hard disk drive from the chassis. 6. Remove the four screws that secure the hard disk drive to

Hardware Maintenance Manual46 7. Slide the hard disk drive out of the drive bay. 8. Install the new hard disk drive. (1.) Insert the new hard

Chapter 7. Replacing hardware 47Replacing an optical driveTo replace an optical drive1. Remove the computer cover. Refer to ”Removing the comput

Chapter 1. About this manual 3implementation date and expects its suppliers to be ready to support Lenovo’s requirements and schedule. Products s

Hardware Maintenance Manual48 5. Slide the optical drive out of the drive bay.6. Remove the two screws that secure the optical drive to the met

Chapter 7. Replacing hardware 497. Screw back the metal bracket to the new optical drive.8. Slide the new optical drive into the drive bay and

Hardware Maintenance Manual50 panel“ section.3. Remove the optical drive. Refer to the steps 3 to 5 of the ”Replacing the optical drive“ section

Chapter 7. Replacing hardware 516. Align then insert the new inverter board to the chassis.7. Screw back the two screws on the inverter board.8

Hardware Maintenance Manual52 4. Pull the system fan away from the chassis.5. Align the four screw holes on the new system fan to the four moun

Chapter 7. Replacing hardware 53panel” section.9. Install the computer cover. Refer to “Completing the installation” .Replacing the cameraTo rep

Hardware Maintenance Manual54 5. Screw back the two screws on the new camera.6. Connect the camera cable to the camera and the system board.7.

Chapter 7. Replacing hardware 555. Detach the wireless card from the wireless card connector.6. Align then insert the new wireless card to the

Hardware Maintenance Manual56 2. Remove the LCD panel. Refer to steps 2 to 4 of the “Replacing the LCD panel” section.3. Disconnect the antenna

Chapter 7. Replacing hardware 57Replacing the CPU heat sinkTo replace the CPU heat sink1. Remove the computer cover. Refer to “Removing the comp

Hardware Maintenance Manual4 Safety information2This chapter contains the safety information that you need to be familiar with before servicing a

Hardware Maintenance Manual58 6. Place the system board upside down on a flat surface. 7. Loosen the seven screws that secure the CPU heat sink

Chapter 7. Replacing hardware 5952374169. Set the new heat sink on the CPU, aligning the seven screws in the heat sink with the screw sockets in

Hardware Maintenance Manual60 5. Disconnect all the cables from the upside of the system board.6. Remove the eight screws that secure the syste

Chapter 7. Replacing hardware 618. Place the system board upside down on a flat surface. 9. Remove the CPU heat sink. Refer to the steps 3 to 8

Hardware Maintenance Manual62 2. Unplug all power cords from electrical outlets. 3. Locate the connector for the keyboard. Refer to “Left and r

Chapter 7. Replacing hardware 63and the computer. 2. Unplug all power cords from electrical outlets. 3. Locate the connector for the mouse. Ref

Hardware Maintenance Manual64 and the computer. 2. Locate the connector for the power cord. Refer to “Rear view” . 3. Disconnect the failing po

Chapter 7. Replacing hardware 65AttentionKeep cables clear of the hinges, sides of the computer chassis.3. Position the computer cover on the ch

Hardware Maintenance Manual66 6. Reconnect the external cables and power cords into the computer. Refer to “Locating components and connectors”

Hardware Maintenance Manual66 Additional ServiceInformation9This chapter provides additional information that the service representative might fin

Chapter 2. Safety information 5Wear safety glasses when you are: hammering, drilling soldering, • cutting wire, attaching springs, using solvents

Appendix. Statement 67StatementAThanks for using Lenovo products.Carefully read all documents shipped with your computer before you install and u

Hardware Maintenance Manual68 Welcome to contact us for any inconsistency between the product and all the manuals included with your computer. Fo

Hardware Maintenance Manual6 If you need to work on a machine that has exposed electrical circuits, • observe the following precautions: – Ensur

Chapter 2. Safety information 7Safety inspection guideThe intent of this inspection guide is to assist you in identifying potentially unsafe cond