Lenovo Safety and Warranty Guide V1.0.0
Page 46
...is the property of the company, you must comply with vinyl tape, contact your Lenovo computer to provide power to the computer clock while the computer is off or disconnected from Lenovo computers A button-shaped lithium battery is installed on October 1, 2003. Disposing of disused lithium batteries ...from the main power source. For details, go to: http://www.ibm.com/jp/pc/service/recycle/pcrecycle ...
...is the property of the company, you must comply with vinyl tape, contact your Lenovo computer to provide power to the computer clock while the computer is off or disconnected from Lenovo computers A button-shaped lithium battery is installed on October 1, 2003. Disposing of disused lithium batteries ...from the main power source. For details, go to: http://www.ibm.com/jp/pc/service/recycle/pcrecycle ...
Lenovo H4 Series Hardware Maintenance Manual V2.0
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. CAUTION: The power control button on the device and the power switch on top of rack-mounted devices. 11 Chapter 2. 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. CAUTION: The power control button on the device and the power switch on top of rack-mounted devices. 11 Chapter 2. The device also might have more than one power cord.
Lenovo H4 Series Hardware Maintenance Manual V2.0
Page 38
Hardware Maintenance Manual Power button Optical Drive (selected models only) Memory card reader (selected models only) USB connectors (2) Headphone connector Microphone connector Note: This computer only can be similar to ...
Hardware Maintenance Manual Power button Optical Drive (selected models only) Memory card reader (selected models only) USB connectors (2) Headphone connector Microphone connector Note: This computer only can be similar to ...
Lenovo H4 Series User Guide V1.0
Page 7
Blocked air vents can cause thermal problems. Power button Optical Drive (selected models only) Memory card reader (selected models only) USB connector (2) Headphone connector Microphone connector Note: This computer only can be placed in a vertical position. 2 User Guide 1.1 Front view of the chassis Attention: Be sure not to block any air vents on the computer.
Blocked air vents can cause thermal problems. Power button Optical Drive (selected models only) Memory card reader (selected models only) USB connector (2) Headphone connector Microphone connector Note: This computer only can be placed in a vertical position. 2 User Guide 1.1 Front view of the chassis Attention: Be sure not to block any air vents on the computer.
Lenovo H4 Series User Guide V1.0
Page 27
... Lenovo® computer to the Windows Classic view. 4.1 Troubleshooting Display Problems Problem: Blank screen or no image is properly connected. • If an error message appears on the screen, write down the computer then securely connect the signal cable of the monitor. if not, press the Power button....signal cable to the monitor is loose; if not, shut down the exact message. Note: The procedures in a program, see if the monitor power cord is securely connected to : • Change the desktop background • Select a screen saver • Select colors and appearance options for...
... Lenovo® computer to the Windows Classic view. 4.1 Troubleshooting Display Problems Problem: Blank screen or no image is properly connected. • If an error message appears on the screen, write down the computer then securely connect the signal cable of the monitor. if not, press the Power button....signal cable to the monitor is loose; if not, shut down the exact message. Note: The procedures in a program, see if the monitor power cord is securely connected to : • Change the desktop background • Select a screen saver • Select colors and appearance options for...
Lenovo H4 Series Hardware Replacement Guide V1.0
Page 8
PCI Express adapter card PCI Express adapter connectors 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. Power button Optical Drive (selected models only) Memory card reader (selected models only) USB connectors (2) Headphone connector Microphone connector Note: This computer only can be placed in a vertical position. 31045292_H4_HRG_EN_V1.0.indd 5 Hardware Replacement Guide 2010.9.19 11:11:09 AM
PCI Express adapter card PCI Express adapter connectors 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. Power button Optical Drive (selected models only) Memory card reader (selected models only) USB connectors (2) Headphone connector Microphone connector Note: This computer only can be placed in a vertical position. 31045292_H4_HRG_EN_V1.0.indd 5 Hardware Replacement Guide 2010.9.19 11:11:09 AM