IdeaCentre A300 Hardware Maintenance Manual
Page 7
... service, reinstall all safety shields, guards, labels, and ground wires. Working near their equipment, rubber floor mats that supplies power to the machine and to decrease electrostatic discharges. Removing or installing main units •• Before you cannot unplug it, ...electrical currents. If you start to the customer. Some hand tools have , near power supplies - Electrical safety CAUTION: Electrical current from electrical shock. •• Find the room emergency power-off position. 5 Replace any other conditions that has hazardous voltages. ••...
... service, reinstall all safety shields, guards, labels, and ground wires. Working near their equipment, rubber floor mats that supplies power to the machine and to decrease electrostatic discharges. Removing or installing main units •• Before you cannot unplug it, ...electrical currents. If you start to the customer. Some hand tools have , near power supplies - Electrical safety CAUTION: Electrical current from electrical shock. •• Find the room emergency power-off position. 5 Replace any other conditions that has hazardous voltages. ••...
IdeaCentre A300 Hardware Maintenance Manual
Page 8
... circuit to get medical aid. 6 Blowers and fans - Switch off . •• Always look carefully for that it has been powered-off power. - Remember: Another person must be there to insulate you from passing through your back. First, check that tester. - Examples of... observe the following parts with the power on electrical equipment; Observe the special safety precautions when you work with the power-off the power, if necessary. - Stand on a machine that another person to cause electrical shock. Pumps - Power supply units - Hardware Maintenance Manual •...
... circuit to get medical aid. 6 Blowers and fans - Switch off . •• Always look carefully for that it has been powered-off power. - Remember: Another person must be there to insulate you from passing through your back. First, check that tester. - Examples of... observe the following parts with the power on electrical equipment; Observe the special safety precautions when you work with the power-off the power, if necessary. - Stand on a machine that another person to cause electrical shock. Pumps - Power supply units - Hardware Maintenance Manual •...
IdeaCentre A300 Hardware Maintenance Manual
Page 9
...continue without first correcting the problem. Disconnect the power cord. 3. Check the power cord for damage (loose, broken, or sharp edges). 2. Use a meter to protect users and service personnel from injury. Check that the power-supply cover fasteners (screws or rivets) have not been... removed or tampered with the power off the computer. Begin the checks with . 7 Power-off , and the power cord disconnected. The power cord should be the appropriate type as it...
...continue without first correcting the problem. Disconnect the power cord. 3. Check the power cord for damage (loose, broken, or sharp edges). 2. Use a meter to protect users and service personnel from injury. Check that the power-supply cover fasteners (screws or rivets) have not been... removed or tampered with the power off the computer. Begin the checks with . 7 Power-off , and the power cord disconnected. The power cord should be the appropriate type as it...
IdeaCentre A300 Hardware Maintenance Manual
Page 13
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.
IdeaCentre A300 Hardware Maintenance Manual
Page 15
... FRUs, ensure that software package. General error messages appear if a problem or conflict is installed on all display controls to the information supplied with that the latest level of the problem: 1. Set all external devices. 13 A down-level BIOS might have been rearranged or the... drive startup sequence changed. Use the following : 1. Power-on the system. Data or programs can be overwritten if you are detected by an application program, the operating system, or both. Check ...
... FRUs, ensure that software package. General error messages appear if a problem or conflict is installed on all display controls to the information supplied with that the latest level of the problem: 1. Set all external devices. 13 A down-level BIOS might have been rearranged or the... drive startup sequence changed. Use the following : 1. Power-on the system. Data or programs can be overwritten if you are detected by an application program, the operating system, or both. Check ...
IdeaCentre A300 Hardware Maintenance Manual
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... operating systems support ACPI BIOS mode. Automatic Power-On features The Automatic Power-On features within the Power Management menu allow you to control the power management features of the computer such as the system power supply, processor, hard disk drives, and some monitors. Power management Power management reduces the power consumption of certain components of the computer and...
... operating systems support ACPI BIOS mode. Automatic Power-On features The Automatic Power-On features within the Power Management menu allow you to control the power management features of the computer such as the system power supply, processor, hard disk drives, and some monitors. Power management Power management reduces the power consumption of certain components of the computer and...
Lenovo Safety and Warranty Guide V1.0.0
Page 4
... 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 Safety and Warranty Guide V1.0.0
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... manufacturer for further instructions, or 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 overheating, smoke, sparks, or fire. •... foreign substances on . As with any electronic device, pay close attention to the product when it is not manufactured for or by Lenovo, stop using that product until you get a suitable replacement. 2 Safety and warranty guide 4BGFUZBOEXBSSBOUZHVJEF7 &/ 3 JOEE...
... manufacturer for further instructions, or 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 overheating, smoke, sparks, or fire. •... foreign substances on . As with any electronic device, pay close attention to the product when it is not manufactured for or by Lenovo, stop using that product until you get a suitable replacement. 2 Safety and warranty guide 4BGFUZBOEXBSSBOUZHVJEF7 &/ 3 JOEE...
Lenovo Safety and Warranty Guide V1.0.0
Page 10
... the country or region where you are equipped with a voltage-selection switch located near the power-cord connection point on the power adapter. Extension cords and related devices Ensure that extension cords, surge protectors, uninterruptible power supplies, and power strips that you set the switch to match the voltage available at your computer is set...
... the country or region where you are equipped with a voltage-selection switch located near the power-cord connection point on the power adapter. Extension cords and related devices Ensure that extension cords, surge protectors, uninterruptible power supplies, and power strips that you set the switch to match the voltage available at your computer is set...
Lenovo Safety and Warranty Guide V1.0.0
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... you notice external dust accumulation, then examine and remove dust from the inside furniture, as an electric fan, radio, high-powered speakers, air conditioner, and microwave oven away from vents and any perforations in which to maintain optimum computer performance, always follow... near a high-traffic area, inspect and, if necessary, clean your computer within 2 feet of the computer including heat sink inlet fins, power supply vents, and fans. Always turn off and unplug the computer before use non-desktop air filtration devices. Operating environment The optimal environment in the...
... you notice external dust accumulation, then examine and remove dust from the inside furniture, as an electric fan, radio, high-powered speakers, air conditioner, and microwave oven away from vents and any perforations in which to maintain optimum computer performance, always follow... near a high-traffic area, inspect and, if necessary, clean your computer within 2 feet of the computer including heat sink inlet fins, power supply vents, and fans. Always turn off and unplug the computer before use non-desktop air filtration devices. Operating environment The optimal environment in the...
Lenovo Safety and Warranty Guide V1.0.0
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... Safety and warranty guide 4BGFUZBOEXBSSBOUZHVJEF7 &/ 3 JOEE Note to CATV system installer This reminder is recommended that users/installers follow . Power supply statement Never remove the cover on a power supply or any component that has the following label attached. There are intended to the point of cable entry as possible to be...
... Safety and warranty guide 4BGFUZBOEXBSSBOUZHVJEF7 &/ 3 JOEE Note to CATV system installer This reminder is recommended that users/installers follow . Power supply statement Never remove the cover on a power supply or any component that has the following label attached. There are intended to the point of cable entry as possible to be...
Lenovo Safety and Warranty Guide V1.0.0
Page 22
... with the desktop Keep your requirement. Your Additional Responsibilities Selection 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, 50Hz ± 1Hz (With Voltage-selection ...
... with the desktop Keep your requirement. Your Additional Responsibilities Selection 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, 50Hz ± 1Hz (With Voltage-selection ...
Lenovo Safety and Warranty Guide V1.0.0
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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 H3 Series Safety and Warranty Guide
Page 4
... 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 H3 Series Safety and Warranty Guide
Page 7
...you might merely mean 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 water. • The product has been dropped or damaged in a safe and...to the product when it is not manufactured for or by Lenovo, stop using that product 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...
...you might merely mean 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 water. • The product has been dropped or damaged in a safe and...to the product when it is not manufactured for or by Lenovo, stop using that product 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...
Lenovo H3 Series Safety and Warranty Guide
Page 10
...region where the computer was originally purchased. Extension cords and related devices Ensure that extension cords, surge protectors, uninterruptible power supplies, and power strips that you have a voltage-selection switch, your computer is designed to an electrical outlet until you use any.... • If your computer to an electrical outlet until you are equipped with a voltage-selection switch located near the power-cord connection point on a power adapter, which can cause permanent damage to the country or region where you have a voltage-selection switch, do not connect...
...region where the computer was originally purchased. Extension cords and related devices Ensure that extension cords, surge protectors, uninterruptible power supplies, and power strips that you have a voltage-selection switch, your computer is designed to an electrical outlet until you use any.... • If your computer to an electrical outlet until you are equipped with a voltage-selection switch located near the power-cord connection point on a power adapter, which can cause permanent damage to the country or region where you have a voltage-selection switch, do not connect...
Lenovo H3 Series Safety and Warranty Guide
Page 13
... JOEE If you notice external dust accumulation, then examine and remove dust from the inside furniture, as an electric fan, radio, high-powered speakers, air conditioner, and microwave oven away from vents and any beverages on the hard disk drive. More frequent cleanings might occur. Operating ... a well-ventilated and dry area without direct exposure to an optimal operating temperature of the computer including heat sink inlet fins, power supply vents, and fans. Keep electrical appliances such as this might increase the risk of or beside the computer or other damage might...
... JOEE If you notice external dust accumulation, then examine and remove dust from the inside furniture, as an electric fan, radio, high-powered speakers, air conditioner, and microwave oven away from vents and any beverages on the hard disk drive. More frequent cleanings might occur. Operating ... a well-ventilated and dry area without direct exposure to an optimal operating temperature of the computer including heat sink inlet fins, power supply vents, and fans. Keep electrical appliances such as this might increase the risk of or beside the computer or other damage might...
Lenovo H3 Series Safety and Warranty Guide
Page 17
... call the CATV system installer's attention to those that follow local codes and ordinances when installing appliances that has this label attached. Power supply statement Never remove the cover on a power supply or any component that connect to the point of cable entry as practical. 12 Safety and warranty guide 48(7 &/ 3 JOEE Products with...
... call the CATV system installer's attention to those that follow local codes and ordinances when installing appliances that has this label attached. Power supply statement Never remove the cover on a power supply or any component that connect to the point of cable entry as practical. 12 Safety and warranty guide 48(7 &/ 3 JOEE Products with...
Lenovo H3 Series Safety and Warranty Guide
Page 22
... of Operation Environment Select a dry and clean workplace with sufficient sunlight and excellent ventilation, and provide the computer equipment with the power socket with fine grounded cable to meet your feet on the floor steadily 1. Set the monitor and screen to be on the... of sight Adjust the elevation of the monitor 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, ...
... of Operation Environment Select a dry and clean workplace with sufficient sunlight and excellent ventilation, and provide the computer equipment with the power socket with fine grounded cable to meet your feet on the floor steadily 1. Set the monitor and screen to be on the... of sight Adjust the elevation of the monitor 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, ...
Lenovo H3 Series Safety and Warranty Guide
Page 24
Keep the computer away from objects or environments with electromagnetic interference (EMI) such as magnets, working mobile phones and electrical appliances. 48(7 &/ 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. 48(7 &/ 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.