Lenovo IdeaCentre B3 Safety and Warranty Guide V4.1
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... 6 External devices 6 Batteries 6 Heat and product ventilation 7 Operating environment 8 Electrical current safety information 9 Lithium battery notice 10 Modem safety information 10 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 6 Heat and product ventilation 7 Operating environment 8 Electrical current safety information 9 Lithium battery notice 10 Modem safety information 10 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...
Lenovo IdeaCentre B3 Safety and Warranty Guide V4.1
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...the product. Note: If you notice these conditions with a product (such as an extension cord) that is not manufactured for or by Lenovo, stop using that you notice any of danger. On very rare occasions, you get a suitable replacement. 2 Safety and warranty guide 4BGFUZ...for further guidance. • Power cords, plugs, power adapters, extension cords, surge protectors, or power supplies 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. Note: If you notice these conditions with a product (such as an extension cord) that is not manufactured for or by Lenovo, stop using that you notice any of danger. On very rare occasions, you get a suitable replacement. 2 Safety and warranty guide 4BGFUZ...for further guidance. • Power cords, plugs, power adapters, extension cords, surge protectors, or power supplies 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 ...
Lenovo IdeaCentre B3 Safety and Warranty Guide V4.1
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... in ways that can present a safety hazard. Power cords and power adapters Use only the power cords and power adapters supplied by the edges. For Germany, it down. Never wrap a power cord around you. • Always handle components carefully. Protect power cord and power adapters from touching components. • When you ...or CRUs, or perform any work inside the computer, take the following precautions to avoid static-electricity damage: • Limit your power cord or power adapter near sinks, tubs, toilets, or on it . When you unpack an option or CRU, do not leave your movement...
... in ways that can present a safety hazard. Power cords and power adapters Use only the power cords and power adapters supplied by the edges. For Germany, it down. Never wrap a power cord around you. • Always handle components carefully. Protect power cord and power adapters from touching components. • When you ...or CRUs, or perform any work inside the computer, take the following precautions to avoid static-electricity damage: • Limit your power cord or power adapter near sinks, tubs, toilets, or on it . When you unpack an option or CRU, do not leave your movement...
Lenovo IdeaCentre B3 Safety and Warranty Guide V4.1
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...the computer was originally purchased. Setting the voltage-selection switch incorrectly can eventually result in any power cords where the electrical contacts on the power adapter. power cord or power adapter has been stressed by misuse. If you relocate your computer to another country, be ... or region where you use any way. Extension cords and related devices Ensure that extension cords, surge protectors, uninterruptible power supplies, and power strips that you have been damaged in overheating. If your electrical outlet. Liquids also can cause gradual corrosion of the...
...the computer was originally purchased. Setting the voltage-selection switch incorrectly can eventually result in any power cords where the electrical contacts on the power adapter. power cord or power adapter has been stressed by misuse. If you relocate your computer to another country, be ... or region where you use any way. Extension cords and related devices Ensure that extension cords, surge protectors, uninterruptible power supplies, and power strips that you have been damaged in overheating. If your electrical outlet. Liquids also can cause gradual corrosion of the...
Lenovo IdeaCentre B3 Safety and Warranty Guide V4.1
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...body could shorten the life of foreign materials on a bed, sofa, carpet, or other liquids. These features might inadvertently become blocked by Lenovo for an extended period when the products are functioning or when the battery is damaged, or if you notice any dust from the battery... pack or coin cell. then remove any discharge from the battery manufacturer. coin cell battery to provide power to provide system power when in portable mode. Batteries supplied by placing the product on the battery leads, stop using the battery and obtain a replacement from your body for...
...body could shorten the life of foreign materials on a bed, sofa, carpet, or other liquids. These features might inadvertently become blocked by Lenovo for an extended period when the products are functioning or when the battery is damaged, or if you notice any dust from the battery... pack or coin cell. then remove any discharge from the battery manufacturer. coin cell battery to provide power to provide system power when in portable mode. Batteries supplied by placing the product on the battery leads, stop using the battery and obtain a replacement from your body for...
Lenovo IdeaCentre B3 Safety and Warranty Guide V4.1
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...the bezel. Failure to allow the cold computer to rise slowly to an optimal operating temperature of the computer including heat sink inlet fins, power supply vents, and fans. Particles that fall into the computer should not exceed 35°C (95°F). • Do not use your ...temperatures into your computer to rise to an optimal operating temperature before use . Keep electrical appliances such as an electric fan, radio, high-powered speakers, air conditioner, and microwave oven away from the inside furniture, as this might increase the risk of the computer for computers in ...
...the bezel. Failure to allow the cold computer to rise slowly to an optimal operating temperature of the computer including heat sink inlet fins, power supply vents, and fans. Particles that fall into the computer should not exceed 35°C (95°F). • Do not use your ...temperatures into your computer to rise to an optimal operating temperature before use . Keep electrical appliances such as an electric fan, radio, high-powered speakers, air conditioner, and microwave oven away from the inside furniture, as this might increase the risk of the computer for computers in ...
Lenovo IdeaCentre B3 Safety and Warranty Guide V4.1
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..., as close as possible to Article 820-40 of cable entry as practical. 12 Safety and warranty guide 4BGFUZBOEXBSSBOUZHVJEF7 &/ 3 JOEE Power supply statement Never remove the cover on a power supply or any component that connect to those that follow local codes and ordinances when installing appliances that has this label attached.
..., as close as possible to Article 820-40 of cable entry as practical. 12 Safety and warranty guide 4BGFUZBOEXBSSBOUZHVJEF7 &/ 3 JOEE Power supply statement Never remove the cover on a power supply or any component that connect to those that follow local codes and ordinances when installing appliances that has this label attached.
Lenovo IdeaCentre B3 Safety and Warranty Guide V4.1
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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 - 264V...Select a dry and clean workplace with sufficient sunlight and excellent ventilation, and provide the computer equipment with the power socket with the desktop Keep your feet on the even level with fine grounded cable to meet your forearms on the floor steadily 1.
... 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 - 264V...Select a dry and clean workplace with sufficient sunlight and excellent ventilation, and provide the computer equipment with the power socket with the desktop Keep your feet on the even level with fine grounded cable to meet your forearms on the floor steadily 1.
Lenovo IdeaCentre B3 Safety and Warranty Guide V4.1
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Keep the computer away from objects or environments with electromagnetic interference (EMI) such as magnets, working mobile phones and electrical appliances. 4BGFUZBOEXBSSBOUZHVJEF7 &/ 3 JOEE Safety and warranty guide 19 Warning Must fully remove the dustproof shield (if provided) to facilitate the heating eradiation and ventilation when the computer is running or before the power supply of the computer is completely switched off. 6.
Keep the computer away from objects or environments with electromagnetic interference (EMI) such as magnets, working mobile phones and electrical appliances. 4BGFUZBOEXBSSBOUZHVJEF7 &/ 3 JOEE Safety and warranty guide 19 Warning Must fully remove the dustproof shield (if provided) to facilitate the heating eradiation and ventilation when the computer is running or before the power supply of the computer is completely switched off. 6.
Lenovo H4 Series Hardware Maintenance Manual V2.0
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...47 Replacing the heatsink assembly 48 Replacing the CPU 50 Replacing the motherboard 53 Replacing the system fan assembly 54 Replacing the power supply 56 Replacing the keyboard 57 Replacing the mouse 58 Replacing the external speaker 59 Completing the installation 59 Chapter 10. Hardware Maintenance...Exiting from the Setup Utility program 27 Chapter 7. Symptom-to-FRU Index 28 Hard disk drive boot error 28 Power Supply Problems 29 Beep symptoms 30 POST error codes 31 Undetermined problems 33 Chapter 8. Statement 63 ii Additional Service Information (Type RS760).......
...47 Replacing the heatsink assembly 48 Replacing the CPU 50 Replacing the motherboard 53 Replacing the system fan assembly 54 Replacing the power supply 56 Replacing the keyboard 57 Replacing the mouse 58 Replacing the external speaker 59 Completing the installation 59 Chapter 10. Hardware Maintenance...Exiting from the Setup Utility program 27 Chapter 7. Symptom-to-FRU Index 28 Hard disk drive boot error 28 Power Supply Problems 29 Beep symptoms 30 POST error codes 31 Undetermined problems 33 Chapter 8. Statement 63 ii Additional Service Information (Type RS760).......
Lenovo H4 Series Hardware Maintenance Manual V2.0
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...with live electrical currents. Do not use this type of mat to work alone under hazardous conditions or near equipment that supplies power to the machine and to decrease electrostatic discharges. Removing or installing main units •• Before you when working with... safety CAUTION: Electrical current from electrical shock. •• Find the room emergency power-off (EPO) switch, disconnecting switch, or electrical outlet. Some hand tools have , near power supplies - If an electrical accident occurs, you open the server/workstation covers, unless instructed otherwise...
...with live electrical currents. Do not use this type of mat to work alone under hazardous conditions or near equipment that supplies power to the machine and to decrease electrostatic discharges. Removing or installing main units •• Before you when working with... safety CAUTION: Electrical current from electrical shock. •• Find the room emergency power-off (EPO) switch, disconnecting switch, or electrical outlet. Some hand tools have , near power supplies - If an electrical accident occurs, you open the server/workstation covers, unless instructed otherwise...
Lenovo H4 Series Hardware Maintenance Manual V2.0
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... use worn or broken tools and testers. •• Never assume that power has been disconnected from grounds such as metal floor strips and machine frames. Examples of maintenance information. Power supply units - Use caution; Send another person, familiar with the power on electrical equipment; Remember: There must be a complete circuit to insulate you...
... use worn or broken tools and testers. •• Never assume that power has been disconnected from grounds such as metal floor strips and machine frames. Examples of maintenance information. Power supply units - Use caution; Send another person, familiar with the power on electrical equipment; Remember: There must be a complete circuit to insulate you...
Lenovo H4 Series Hardware Maintenance Manual V2.0
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...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 continue without first correcting the problem. Remove the cover. 5. This guide addresses only those items....0.1 ohm or less between the external ground pin and frame ground. Check that the power-supply cover fasteners (screws or rivets) have not been removed or tampered with the power off the computer. If any unsafe conditions are present, you in good condition. Disconnect ...
...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 continue without first correcting the problem. Remove the cover. 5. This guide addresses only those items....0.1 ohm or less between the external ground pin and frame ground. Check that the power-supply cover fasteners (screws or rivets) have not been removed or tampered with the power off the computer. If any unsafe conditions are present, you in good condition. Disconnect ...
Lenovo H4 Series Hardware Maintenance Manual V2.0
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Safety information CAUTION: Use safe practices when lifting. 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.) on the power supply do not turn off the electrical current supplied to the device. Chapter 2. CAUTION: The power control button on the device and the power switch on top of rack-mounted devices. 11 The device also might have more than one power cord.
Safety information CAUTION: Use safe practices when lifting. 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.) on the power supply do not turn off the electrical current supplied to the device. Chapter 2. CAUTION: The power control button on the device and the power switch on top of rack-mounted devices. 11 The device also might have more than one power cord.
Lenovo H4 Series Hardware Maintenance Manual V2.0
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... Reseat connectors installation. •• Power Cord •• On/Off Switch connector •• On/Off Switch Power Supply connector •• System Board Power Supply connectors •• Microprocessor(s) connection Check the power cord for Power-on Switch continuity. 29 Symptom-to ... data on the start-up drive is defective. FRU/Action The drive must be formatted do the following procedures. Power Supply Problems If you suspect a power problem, use the following : 1. Attempt to -FRU Index Error The boot sector on the failing hard disk...
... Reseat connectors installation. •• Power Cord •• On/Off Switch connector •• On/Off Switch Power Supply connector •• System Board Power Supply connectors •• Microprocessor(s) connection Check the power cord for Power-on Switch continuity. 29 Symptom-to ... data on the start-up drive is defective. FRU/Action The drive must be formatted do the following procedures. Power Supply Problems If you suspect a power problem, use the following : 1. Attempt to -FRU Index Error The boot sector on the failing hard disk...
Lenovo H4 Series Hardware Maintenance Manual V2.0
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Locations Microprocessor fan and heatsink Memory modules PCI Express adapter card PCI Express adapter connectors Power supply System fan Optical drive Hard disk drive Locating connectors on the front of the computer The following illustration shows the location of connectors on the front of the computer. 35 Chapter 8.
Locations Microprocessor fan and heatsink Memory modules PCI Express adapter card PCI Express adapter connectors Power supply System fan Optical drive Hard disk drive Locating connectors on the front of the computer The following illustration shows the location of connectors on the front of the computer. 35 Chapter 8.
Lenovo H4 Series Hardware Maintenance Manual V2.0
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Hardware Maintenance Manual 6. Replacing the power supply To replace the power supply: 1. Remove all relevant cables. 7. Remove the computer cover. Slide and then lift the power supply out of the cables that secure the power supply to the system board.. 3. Refer to "Removing the computer cover". 2. Refer to the...system fan connector on the tips of the rubber mounts until the fan assembly is in . 6. Align then insert the new Power supply and screw it in place. 7. Connect the system fan assembly cable to the "Completing the installation". Reconnect all of the ...
Hardware Maintenance Manual 6. Replacing the power supply To replace the power supply: 1. Remove all relevant cables. 7. Remove the computer cover. Slide and then lift the power supply out of the cables that secure the power supply to the system board.. 3. Refer to "Removing the computer cover". 2. Refer to the...system fan connector on the tips of the rubber mounts until the fan assembly is in . 6. Align then insert the new Power supply and screw it in place. 7. Connect the system fan assembly cable to the "Completing the installation". Reconnect all of the ...
Lenovo H4 Series Hardware Maintenance Manual V2.0
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...wake this cappability to Enabled, the computer will turn on automatically when a ring is allowed to control the power management features of the computer such as the system power supply, processor, hard disk drives, and some monitors. Not all operating systems support ACPI BIOS mode. 10Chapter ...10. Automatic Power-On features The Automatic Power-On features within the Power Management menu allow you to enable and disable...
...wake this cappability to Enabled, the computer will turn on automatically when a ring is allowed to control the power management features of the computer such as the system power supply, processor, hard disk drives, and some monitors. Not all operating systems support ACPI BIOS mode. 10Chapter ...10. Automatic Power-On features The Automatic Power-On features within the Power Management menu allow you to enable and disable...
Lenovo H4 Series Hardware Maintenance Manual V2.0
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.... •• USB Device Wakeup From S3: This feature allows USB Device to control the power management features of the computer such as the system power supply, processor, hard disk drives, and some monitors. Automatic configuration and power interface (ACPI) BIOS Being an ACPI BIOS system, the operating system is allowed to wake the...
.... •• USB Device Wakeup From S3: This feature allows USB Device to control the power management features of the computer such as the system power supply, processor, hard disk drives, and some monitors. Automatic configuration and power interface (ACPI) BIOS Being an ACPI BIOS system, the operating system is allowed to wake the...
Lenovo H4 Series Hardware Replacement Guide V1.0
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Chapter Locations This chapter provides illustrations to "Removing the computer cover". To remove the computer cover, refer to help you to locate the various components in your computer. Microprocessor fan and heatsink Memory modules Hardware Replacement Guide Power supply System fan 31045292_H4_HRG_EN_V1.0.indd 4 2010.9.19 11:11:08 AM Locating components The following illustration will help locate the various connectors, controls and components of the computer.
Chapter Locations This chapter provides illustrations to "Removing the computer cover". To remove the computer cover, refer to help you to locate the various components in your computer. Microprocessor fan and heatsink Memory modules Hardware Replacement Guide Power supply System fan 31045292_H4_HRG_EN_V1.0.indd 4 2010.9.19 11:11:08 AM Locating components The following illustration will help locate the various connectors, controls and components of the computer.