Lenovo C260 User Manual

–Switchoffpower.
–Sendanotherpersontogetmedicalaid.
Safetyinspectionguide
Theintentofthisinspectionguideistoassistyouinidentifyingpotentialhazardsposedbytheseproducts.
Eachcomputer,asitwasdesignedandbuilt,hadrequiredsafetyitemsinstalledtoprotectusersand
servicepersonnelfrominjury.Thisguideaddressesonlythoseitems.However,goodjudgmentshouldbe
usedtoidentifypotentialsafetyhazardsduetoattachmentoffeaturesoroptionsnotcoveredbythis
inspectionguide.
Ifanyhazardsarepresent,youmustdeterminehowserioustheapparenthazardcouldbeandwhetheryou
cancontinuewithoutfirstresolvingtheproblem.
Considerthefollowingitemsandthesafetyhazardstheypresent:
•Electricalhazards,especiallyprimarypower(primaryvoltageontheframecancauseseriousorfatal
electricalshock).
•Explosivehazards,suchasadamagedCRTfaceorbulgingcapacitor
•Mechanicalhazards,suchaslooseormissinghardware
Theguideconsistsofaseriesofstepspresentedasachecklist.Beginthecheckswiththepoweroff,and
thepowercorddisconnected.
Checklist:
1.Checkexteriorcoversfordamage(loose,broken,orsharpedges).
2.Power-offthecomputer.Disconnectthepowercord.
3.Checkthepowercordfor:
a.Athird-wiregroundconnectoringoodcondition.Useametertomeasurethird-wireground
continuityfor0.1ohmorlessbetweentheexternalgroundpinandframeground.
b.Thepowercordshouldbetheappropriatetypeasspecifiedinthepartslistings.
c.Insulationmustnotbefrayedorworn.
4.Removethecover.
5.Checkforanyobviousalterations.Usegoodjudgmentastothesafetyofanyalterations.
6.Checkinsidetheunitforanyobvioushazards,suchasmetalfilings,contamination,waterorother
liquids,orsignsoffireorsmokedamage.
7.Checkforworn,frayed,orpinchedcables.
8.Checkthatthepower-supplycoverfasteners(screwsorrivets)havenotbeenremovedortamperedwith.
Handlingelectrostaticdischarge-sensitivedevices
Anycomputerpartcontainingtransistorsorintegratedcircuits(ICs)shouldbeconsideredsensitiveto
electrostaticdischarge(ESD).ESDdamagecanoccurwhenthereisadifferenceinchargebetweenobjects.
ProtectagainstESDdamagebyequalizingthechargesothatthecomputer,thepart,theworkmat,andthe
personhandlingthepartareallatthesamecharge.
Notes:
1.Useproduct-specificESDprocedureswhentheyexceedtherequirementsnotedhere.
2.MakesurethattheESDprotectivedevicesyouusehavebeencertified(ISO9000)asfullyeffective.
WhenhandlingESD-sensitiveparts:
Chapter2.Safetyinformation5

Lenovo C260 Specifications

General

Storage	Up to 1TB HDD
Graphics	Integrated Intel HD Graphics
Operating System	Windows 8.1
Connectivity	Wi-Fi 802.11 b/g/n, Bluetooth 4.0
Audio	Integrated stereo speakers
RAM	Up to 8GB DDR3
Display	19.5-inch (1600x900)
Optical Drive	DVD Recordable
Ports	2 x USB 3.0, HDMI, 6-in-1 card reader
Processor	Intel Celeron J1800 / Intel Celeron J1900
Weight	4.1 kg

Summary

About this manual

Important Safety Information

Read all CAUTION and DANGER sections before following instructions.

Safety information

General Safety Precautions

Follow rules to ensure general safety during maintenance and when lifting objects.

Electrical Safety

Caution: Electrical current from cables is hazardous. Disconnect power before opening.

Safety Inspection Guide

Guide to identify potential hazards and follow checklist for safe inspection.

Handling ESD-Sensitive Devices

Protect against ESD damage by equalizing charge between computer, part, and person.

Grounding Requirements

Electrical grounding is required for operator safety and correct system function.

Safety Notices

CAUTION and DANGER notices provided in English regarding hazards.

General information

Specifications

Lists the physical and environmental specifications for the Lenovo C260 computer.

Using the Setup Utility

Starting the Lenovo BIOS Setup Utility Program

Procedure to start the Lenovo BIOS Setup Utility program by pressing the F1 key.

Viewing and Changing Settings

System configuration options are listed in the Setup Utility menu.

Using Passwords

Set Administrator or Power-On passwords to prevent unauthorized access.

Administrator Password

Details on setting, changing, or deleting Administrator Passwords.

Power-On Password

Details on setting, changing, or deleting Power-On Passwords.

Enabling or Disabling a Device

Enable or disable devices like USB Functions, SATA Mode, Audio, or Ethernet.

Selecting a Startup Device

Procedure to select a temporary or permanent startup device.

Selecting or Changing Startup Device Sequence

View or permanently change the configured startup device sequence.

Changing Booting Mode

How to change the boot mode between UEFI and Legacy.

Exiting the BIOS Setup Utility Program

Instructions on how to exit the BIOS Setup Utility, saving or discarding changes.

Symptom-to-FRU Index

Hard Disk Drive Boot Error

Troubleshooting steps and FRU actions for hard disk drive boot errors.

Power Supply Problems

Procedures to check and verify power supply issues and potential FRUs.

POST Error Codes

List of POST error messages and their corresponding description/action.

Undetermined Problems

Troubleshooting steps for problems not covered by specific error codes.

Replacing hardware

General Information

General information and pre-disassembly instructions before starting repairs.

Pre-disassembly Instructions

Steps to perform before starting any disassembly procedure.

Replacing the Keyboard and Mouse

Step-by-step instructions for replacing the keyboard and mouse.

Replacing the Power Adapter

Step-by-step instructions for replacing the power adapter.

Replacing the Computer Stand

Step-by-step instructions for replacing the computer stand.

Removing the Rear Cover

Detailed steps for removing the rear cover of the computer.

Replacing the Optical Drive

Step-by-step instructions for replacing the optical drive.

Replacing a Memory Module

Step-by-step instructions for replacing a memory module.

Replacing the Hard Disk Drive

Step-by-step instructions for replacing the hard disk drive.

Replacing the Wi-Fi Card

Step-by-step instructions for replacing the Wi-Fi card.

Replacing the Speaker System

Step-by-step instructions for replacing the speaker system.

Replacing the Power Switch Board

Step-by-step instructions for replacing the power switch board.

Replacing the System Fan

Step-by-step instructions for replacing the system fan.

Replacing the Motherboard

Detailed steps for removing and replacing the system motherboard.

Replacing the Heat-Sink

Step-by-step instructions for replacing the CPU heat-sink.

Replacing the Camera

Step-by-step instructions for replacing the internal camera.

Replacing the Converter Board

Step-by-step instructions for replacing the converter board.

Replacing the LED Panel

Step-by-step instructions for replacing the LED panel.

Additional Service Information

Power Management

Information on how power management reduces component power consumption.

ACPI BIOS and Power Management

Details on ACPI BIOS system allowing OS to control power management.

Automatic Power-On Features

Features to enable/disable automatic computer startup like Wake Up on Alarm/LAN.