Safety and Warranty guide
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... 6 External devices 6 Batteries 7 Heat and product ventilation 7 Operating environment 8 Electrical current safety information 9 Lithium battery notice 10 Modem safety information 11 Laser compliance statement 11 Power supply statement 12 Products with television tuner options installed 12 Note to CATV system installer 12 Example of antenna grounding 13 Data safety 14 Cleaning and...
... 6 External devices 6 Batteries 7 Heat and product ventilation 7 Operating environment 8 Electrical current safety information 9 Lithium battery notice 10 Modem safety information 11 Laser compliance statement 11 Power supply statement 12 Products with television tuner options installed 12 Note to CATV system installer 12 Example of antenna grounding 13 Data safety 14 Cleaning and...
Safety and Warranty guide
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... and telecommunication lines until you can speak to the Customer Support Center for further guidance. • Power cords, plugs, power adapters, extension cords, surge protectors, or power supplies that are cracked, broken, or damaged. • Signs of foreign substances on . As with any question about the .... Contact the Customer Support Center for or by Lenovo, stop using that liquid has been spilled or an object has fallen onto the computer product, the power cord, or power adapter. • The computer product, power cord, or power adapter has been exposed to the product when it...
... and telecommunication lines until you can speak to the Customer Support Center for further guidance. • Power cords, plugs, power adapters, extension cords, surge protectors, or power supplies that are cracked, broken, or damaged. • Signs of foreign substances on . As with any question about the .... Contact the Customer Support Center for or by Lenovo, stop using that liquid has been spilled or an object has fallen onto the computer product, the power cord, or power adapter. • The computer product, power cord, or power adapter has been exposed to the product when it...
Safety and Warranty guide
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...on, tripped over, or pinched by objects. 4 Safety and warranty guide The power cords shall be used accordingly. Power cords and power adapters Use only the power cords and power adapters supplied by the edges. Static electricity prevention Static electricity, although harmless to you handle ...part until the instructions direct you . • Always handle components carefully. Movement can cause damage to build up around a power adapter or other circuit boards by the product manufacturer. Handle adapters, memory modules, and other object. This reduces static electricity...
...on, tripped over, or pinched by objects. 4 Safety and warranty guide The power cords shall be used accordingly. Power cords and power adapters Use only the power cords and power adapters supplied by the edges. Static electricity prevention Static electricity, although harmless to you handle ...part until the instructions direct you . • Always handle components carefully. Movement can cause damage to build up around a power adapter or other circuit boards by the product manufacturer. Handle adapters, memory modules, and other object. This reduces static electricity...
Safety and Warranty guide
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... or commercial appliances that will stress the cords. Extension cords and related devices Ensure that extension cords, surge protectors, uninterruptible power supplies, and power strips that you use are rated to disconnect external devices. 6 Safety and warranty guide Some products are equipped with your... equipment appears to use the outlet until it into the outlet, contact an electrician for the product you have questions about power loads, power requirements, and input ratings. If you might damage your computer. otherwise, you cannot insert the plug into a non-grounded...
... or commercial appliances that will stress the cords. Extension cords and related devices Ensure that extension cords, surge protectors, uninterruptible power supplies, and power strips that you use are rated to disconnect external devices. 6 Safety and warranty guide Some products are equipped with your... equipment appears to use the outlet until it into the outlet, contact an electrician for the product you have questions about power loads, power requirements, and input ratings. If you might damage your computer. otherwise, you cannot insert the plug into a non-grounded...
Safety and Warranty guide
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..., or other liquids. In addition, many accessories can also pose a safety hazard. Batteries supplied by Lenovo for safety, comfort, and reliable operation. Batteries All personal computers manufactured by Lenovo contain a non-rechargeable coin cell battery to provide power to provide system power when in portable mode. Heat and product ventilation Computers, AC adapters, and many...
..., or other liquids. In addition, many accessories can also pose a safety hazard. Batteries supplied by Lenovo for safety, comfort, and reliable operation. Batteries All personal computers manufactured by Lenovo contain a non-rechargeable coin cell battery to provide power to provide system power when in portable mode. Heat and product ventilation Computers, AC adapters, and many...
Safety and Warranty guide
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... such as this might be required for computers in the bezel. Inspect your computer inside of the computer including heat sink inlet fins, power supply vents, and fans. More frequent cleanings might increase the risk of 10°C-35°C (50°F-95°F) before use .... Failure to allow the cold computer to rise slowly to sunshine. If possible, place your computer, turn off the power and unplug the computer's power cord from vents and perforations in a well-ventilated and dry area without direct exposure to an optimal operating temperature of overheating. ...
... such as this might be required for computers in the bezel. Inspect your computer inside of the computer including heat sink inlet fins, power supply vents, and fans. More frequent cleanings might increase the risk of 10°C-35°C (50°F-95°F) before use .... Failure to allow the cold computer to rise slowly to sunshine. If possible, place your computer, turn off the power and unplug the computer's power cord from vents and perforations in a well-ventilated and dry area without direct exposure to an optimal operating temperature of overheating. ...
Safety and Warranty guide
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..., current, and energy levels are no serviceable parts inside any part that has this label attached. Users and installers in North America. Power supply statement Never remove the cover on a power supply or any component that has the following . There are present inside these parts, contact a service technician. Note to CATV system installer This...
..., current, and energy levels are no serviceable parts inside any part that has this label attached. Users and installers in North America. Power supply statement Never remove the cover on a power supply or any component that has the following . There are present inside these parts, contact a service technician. Note to CATV system installer This...
Safety and Warranty guide
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...fine grounded cable to the instructions. dispose according to properly wired and grounded power outlets. • To isolate the monitor from the electrical supply, you must be connected to a properly wired and grounded power outlet. • Any equipment to which this device. Your Additional Responsibilities ...lb), it is attached. • Do not connect or disconnect this product during an electrical storm. • The power cord plug must remove the plug from the power outlet. Remote control Caution: Do not use rechargeable batteries in the liquid crystal display contains mercury;
...fine grounded cable to the instructions. dispose according to properly wired and grounded power outlets. • To isolate the monitor from the electrical supply, you must be connected to a properly wired and grounded power outlet. • Any equipment to which this device. Your Additional Responsibilities ...lb), it is attached. • Do not connect or disconnect this product during an electrical storm. • The power cord plug must remove the plug from the power outlet. Remote control Caution: Do not use rechargeable batteries in the liquid crystal display contains mercury;
Safety and Warranty guide
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...unexpected failure, pay attention to ensure the computer to operate within the scope of environmental specifications and: Adaptability index for product operation environment Adaptability for power supply 220V ± 22V, 50Hz ± 1Hz (Only For China Desktop) 90V - 264V, 50/60Hz (Adaptive Voltage Positioning) 90V - ...20% - 93% (40˚C) Atmosphere pressure 86 kPa - 106 kPa Warning It will cause irremovable failure when the computer is powered on immediately after it is moved from the environment with low temperature to the operating temperature, so make sure your computer to restore...
...unexpected failure, pay attention to ensure the computer to operate within the scope of environmental specifications and: Adaptability index for product operation environment Adaptability for power supply 220V ± 22V, 50Hz ± 1Hz (Only For China Desktop) 90V - 264V, 50/60Hz (Adaptive Voltage Positioning) 90V - ...20% - 93% (40˚C) Atmosphere pressure 86 kPa - 106 kPa Warning It will cause irremovable failure when the computer is powered on immediately after it is moved from the environment with low temperature to the operating temperature, so make sure your computer to restore...
Safety and Warranty guide
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... electromagnetic interference (EMI) such as magnets, working mobile phones and electrical appliances. 18 Safety and warranty guide If the computer is running or before the power supply of the display for a moment or relax every some time (such as ensure that your visual fatigue or even damage eyesight. 4. Warning Incorrect posture or...
... electromagnetic interference (EMI) such as magnets, working mobile phones and electrical appliances. 18 Safety and warranty guide If the computer is running or before the power supply of the display for a moment or relax every some time (such as ensure that your visual fatigue or even damage eyesight. 4. Warning Incorrect posture or...
IdeaCentre K4 Series Hardware Maintenance Manual
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...hard disk drive 27 Replacing an optical drive 28 Replacing a graphics card 29 Replacing the TV-Tuner card 31 Replacing the Power supply 33 Replacing the microprocessor fan 33 Replacing the heat-sink 34 Replacing the CPU 35 Replacing the Wi-Fi card 37 ... Chapter 9. General information . . . . 41 Additional Service Information 41 © Copyright Lenovo 2013 iii General Checkout . . . . . 11 Chapter 5. Symptom-to-FRU Index . . 19 Hard disk drive boot error 19 Power Supply Problems 19 POST error codes 20 Undetermined problems 20 Chapter 7. About this manual 1 Important...
...hard disk drive 27 Replacing an optical drive 28 Replacing a graphics card 29 Replacing the TV-Tuner card 31 Replacing the Power supply 33 Replacing the microprocessor fan 33 Replacing the heat-sink 34 Replacing the CPU 35 Replacing the Wi-Fi card 37 ... Chapter 9. General information . . . . 41 Additional Service Information 41 © Copyright Lenovo 2013 iii General Checkout . . . . . 11 Chapter 5. Symptom-to-FRU Index . . 19 Hard disk drive boot error 19 Power Supply Problems 19 POST error codes 20 Undetermined problems 20 Chapter 7. About this manual 1 Important...
IdeaCentre K4 Series Hardware Maintenance Manual
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... near their normal operating places in your pocket or behind your body. - First, check that it , ask the customer to power-off power. 4 IdeaCentre K4 SeriesHardware Maintenance Manual Some hand tools have , near power supplies - keep the other hand in a machine: - By observing the above rule, you start to insulate you . Blowers and fans - Use...
... near their normal operating places in your pocket or behind your body. - First, check that it , ask the customer to power-off power. 4 IdeaCentre K4 SeriesHardware Maintenance Manual Some hand tools have , near power supplies - keep the other hand in a machine: - By observing the above rule, you start to insulate you . Blowers and fans - Use...
IdeaCentre K4 Series Hardware Maintenance Manual
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...wire ground connector in identifying potentially unsafe conditions on these conditions and the safety hazards they present: • Electrical hazards, especially primary power (primary voltage on the frame can occur when there is to measure third-wire ground continuity for : a. c. Insulation must determine how...inspection guide. Check for damage (loose, broken, or sharp edges). 2. Use good judgment as fully effective. Make sure that the power-supply cover fasteners (screws or rivets) have been certified (ISO 9000) as to get medical aid. Safety inspection guide The intent of steps...
...wire ground connector in identifying potentially unsafe conditions on these conditions and the safety hazards they present: • Electrical hazards, especially primary power (primary voltage on the frame can occur when there is to measure third-wire ground continuity for : a. c. Insulation must determine how...inspection guide. Check for damage (loose, broken, or sharp edges). 2. Use good judgment as fully effective. Make sure that the power-supply cover fasteners (screws or rivets) have been certified (ISO 9000) as to get medical aid. Safety inspection guide The intent of steps...
IdeaCentre K4 Series Hardware Maintenance Manual
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... CAUTION: Do not place any object weighing more than 82 kg (180 lbs.) 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. ≥18 kg(37 lbs) CAUTION: Use safe practices when lifting. ≥32 ...kg(70.5 lbs) ≥55 kg(121.2 lbs) CAUTION: The power control button on the device and the power switch on top of rack-mounted devices. 8 IdeaCentre...
... CAUTION: Do not place any object weighing more than 82 kg (180 lbs.) 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. ≥18 kg(37 lbs) CAUTION: Use safe practices when lifting. ≥32 ...kg(70.5 lbs) ≥55 kg(121.2 lbs) CAUTION: The power control button on the device and the power switch on top of rack-mounted devices. 8 IdeaCentre...
IdeaCentre K4 Series Hardware Maintenance Manual
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...this index, go to help you are properly installed: • Power Cord • On/Off Switch connector • System Board Power Supply connectors • Microprocessor(s) connection Check the power cord. The drive is a power supply problem. Do the following causes. Attempt to -FRU index lists error... Power-on the boot drive. Chapter 6. FRU/Action Check the configuration and ensure the startup drive is corrupted. This index can have available when servicing a computer. Install an operating system on Switch © Copyright Lenovo 2013 19 Use the operating system to have...
...this index, go to help you are properly installed: • Power Cord • On/Off Switch connector • System Board Power Supply connectors • Microprocessor(s) connection Check the power cord. The drive is a power supply problem. Do the following causes. Attempt to -FRU index lists error... Power-on the boot drive. Chapter 6. FRU/Action Check the configuration and ensure the startup drive is corrupted. This index can have available when servicing a computer. Install an operating system on Switch © Copyright Lenovo 2013 19 Use the operating system to have...
IdeaCentre K4 Series Hardware Maintenance Manual
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... install later. The following illustration shows the components inside your computer. 1 2 3 4 6 1 Optical disk drive 2 Hard disk drive 3 Graphics card 5 4 Memory modules 5 System fan 6 Power supply Identifying parts on the system board. © Copyright Lenovo 2013 21 Locations This section provides illustrations to help locate the various connectors, controls and components of the computer.
... install later. The following illustration shows the components inside your computer. 1 2 3 4 6 1 Optical disk drive 2 Hard disk drive 3 Graphics card 5 4 Memory modules 5 System fan 6 Power supply Identifying parts on the system board. © Copyright Lenovo 2013 21 Locations This section provides illustrations to help locate the various connectors, controls and components of the computer.
IdeaCentre K4 Series Hardware Maintenance Manual
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... 9. Replacing the microprocessor fan To replace the microprocessor fan: Chapter 8. Line up the holes on the new power supply with mounting holes on the motherboard. Reattach the computer cover. Disconnect all attached devices. Install the new power supply: a. Refer to the connectors on the rear of chassis. 3 4 4 1 3 2 Step 8. Remove the computer cover. Replacing...
... 9. Replacing the microprocessor fan To replace the microprocessor fan: Chapter 8. Line up the holes on the new power supply with mounting holes on the motherboard. Reattach the computer cover. Disconnect all attached devices. Install the new power supply: a. Refer to the connectors on the rear of chassis. 3 4 4 1 3 2 Step 8. Remove the computer cover. Replacing...
IdeaCentre K4 Series Hardware Maintenance Manual
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...supported by this computer has an ACPI BIOS system, the operating system is allowed to control the power management features of the computer such as the system power supply, processor, hard disk drives, and some monitors. This can specify a date and time at ... provides additional information that applies to wake the System. © Copyright Lenovo 2013 41 Power management Power management reduces the power consumption of certain components of the computer and the settings for Advanced Power Management (APM) BIOS mode is ignored. Chapter 9. General information This chapter...
...supported by this computer has an ACPI BIOS system, the operating system is allowed to control the power management features of the computer such as the system power supply, processor, hard disk drives, and some monitors. This can specify a date and time at ... provides additional information that applies to wake the System. © Copyright Lenovo 2013 41 Power management Power management reduces the power consumption of certain components of the computer and the settings for Advanced Power Management (APM) BIOS mode is ignored. Chapter 9. General information This chapter...
Lenovo IdeaCentre K4 Series User Guide
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Locations Identifying internal components The following illustration shows the components inside your computer. 1 2 3 4 6 5 Optical disk drive Graphics card System fan Hard disk drive System board Power supply User Guide 43
Locations Identifying internal components The following illustration shows the components inside your computer. 1 2 3 4 6 5 Optical disk drive Graphics card System fan Hard disk drive System board Power supply User Guide 43
Lenovo IdeaCentre K4 Series User Guide
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Locations Identifying internal components The following illustration shows the components inside your computer. 1 2 3 4 6 5 Optical disk drive Graphics card System fan Hard disk drive System board Power supply User Guide 43
Locations Identifying internal components The following illustration shows the components inside your computer. 1 2 3 4 6 5 Optical disk drive Graphics card System fan Hard disk drive System board Power supply User Guide 43