Lenovo 6281, Q190 manual Do not, To Connect To Disconnect

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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 outlet.
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. If your system has a module containing a lithium battery, replace it only with the same module type made by the same manufacturer. The battery contains lithium and can explode if not properly used, handled, or disposed of.

Do not:

•Throw or immerse into water

•Heat to more than 100°C (212°F)

•Repair or disassemble

Dispose of the battery as required by local ordinances or regulations.

CAUTION:

When laser products (such as CD-ROMs, DVD-ROM drives, fiber optic devices, or transmitters) are installed, note the following:

•Do not remove the covers. Removing the covers of the laser product could result in exposure to hazardous laser radiation. There are no serviceable parts inside the device.

•Use of controls or adjustments or performance of procedures other than those specified herein might result in hazardous radiation exposure.

DANGER

Some laser products contain an embedded Class 3A or Class 3B laser diode. Note the following:

Laser radiation when open. Do not stare into the beam, do not view directly with optical instruments, and avoid direct exposure to the beam.

Chapter 2. Safety information 7

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Contents IdeaCentre Q190 Hardware Maintenance Manual Page IdeaCentre Q190 Hardware Maintenance Manual Second Edition December 201217th Copyright Lenovo Contents Iv IdeaCentre Q190Hardware Maintenance Manual About this manual Important Safety InformationIdeaCentre Q190Hardware Maintenance Manual General safety Safety informationElectrical safety IdeaCentre Q190Hardware Maintenance Manual Handling electrostatic discharge-sensitive devices Safety inspection guideGrounding requirements Safety noticesTo Connect To Disconnect Do not≥18 kg37 lbs ≥32 kg70.5 lbs ≥55 kg121.2 lbs General information SpecificationsType IdeaCentre Q190 EnvironmentIdeaCentre Q190Hardware Maintenance Manual General Checkout IdeaCentre Q190Hardware Maintenance Manual Starting the Setup Utility program Using the Setup UtilityViewing and changing settings Using passwordsSetting, changing, and deleting a Administrator password Administrator passwordSelect Save changes and Exit Power-On Password Setting, changing, and deleting a Power-On PasswordSelecting a startup device Enabling or disabling a deviceSelect Save changes and Exit Select Save changes and Exit from the menuSelecting or changing the startup device sequence Exiting from the Setup Utility programHard disk drive boot error Symptom-to-FRU IndexPower Supply Problems Error FRU/ActionUndetermined problems Post error codesPost Error Message Description/Action Symptom-to-FRU Index IdeaCentre Q190Hardware Maintenance Manual Locations Locating components, controls and connectorsFont view Rear view Hardware componentsLocations Identifying parts on the motherboard Replacing hardware Pre-disassembly instructionsGeneral information To replace the optical drive Replacing the optical driveTo remove the computer cover Removing the computer coverIdeaCentre Q190Hardware Maintenance Manual To replace the hard disk drive Replacing the hard disk driveReplacing a memory module To replace a memory module Replacing the Wlan cardTo replace the Wlan card To replace the heat-sink Replacing the heat-sinkTo replace the system fan Replacing the system fanTo replace the motherboard Replacing the motherboardTo replace the keyboard and mouse Replacing the keyboard and mouseFRU lists HMT325S6CFR8C-PB 2GB D3-1600S RAM-HF Item #IO Cover Replacing hardware IdeaCentre Q190Hardware Maintenance Manual Replacing hardware IdeaCentre Q190Hardware Maintenance Manual Power management Additional Service InformationAutomatic configuration and power interface Acpi Bios Automatic Power-On features