Lenovo H420 Support Question
Lenovo H420 Support Question
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Question posted by sdabluem on February 15th, 2014
How To Reset Bios H420
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Related Lenovo H420 Manual Pages
Lenovo IdeaCentre B3 Safety and Warranty Guide V4.1 - Page 6
... safety information
Note Please read important safety information first.
By carefully following the information contained in this document does not alter the terms of your desktop or notebook personal computer.
Lenovo IdeaCentre B3 Safety and Warranty Guide V4.1 - Page 12
...
lap or any discharge from the battery manufacturer. Battery abuse or mishandling can cause the battery to instructions included in a discharged state. Before inspecting your desktop computer for an extended period when the products are provided with approved parts. Always follow these features. then remove any battery.
Lenovo IdeaCentre B3 Safety and Warranty Guide V4.1 - Page 13
...any beverages on top of 10°C-35°C (50°F-95°F) before use non-desktop air filtration devices.
If possible, place your computer in temperatures less than 10°C (50°... damage to use your computer is 10°C-35°C (50°F-95°F) with your desktop computer: • Keep the cover closed whenever the computer is plugged in. • Regularly inspect...
Lenovo IdeaCentre B3 Safety and Warranty Guide V4.1 - Page 22
... 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-... and excellent ventilation, and provide the computer equipment with the power socket with the desktop
Keep your requirement.
Set the monitor and screen to be on the even level...
Lenovo IdeaCentre B3 Safety and Warranty Guide V4.1 - Page 31
Warranty Information
Product or Machine Type
Desktop
Country or Region of Purchase
Austria Belgium Denmark Finland France Germany Israel Ireland Italy Netherlands Norway Spain Sweden Switzerland UK Lithuania Estonia Latvia Luxemburg Iceland ...
Lenovo IdeaCentre B3 Safety and Warranty Guide V4.1 - Page 33
Product or Machine Type
Desktop
Country or Region of Purchase
Kazakstan Turkmenistan Ukraine BosniaHerzegovina Bulgaria Croatia Cyprus Czech Republic Greece Hungary Macedonia Moldova Romania Serbia/Montenegro Slovakia Slovenia Bahrain Egypt ...
Lenovo IdeaCentre B3 Safety and Warranty Guide V4.1 - Page 34
Product or Machine Type
Desktop
Country or Region of Purchase
Saudi Arabia United Arab Emirates Poland Algeria Angola Kenya Morocco Nigeria South Africa Tunisia Uganda Turkey
Warranty Period
Parts and ...
Lenovo H4 Series Hardware Maintenance Manual V2.0 - Page 15
...Test to Enhanced.
• Before replacing any FRUs, ensure that software package. A down-level BIOS might have been rearranged or the drive startup sequence changed. General Checkout
4Chapter 4. For an ...code display) when no errors are servicing might cause false errors and unnecessary replacement of BIOS is found by POST.
• To enable beep, memory count, and checkpoint code...
Lenovo H4 Series Hardware Maintenance Manual V2.0 - Page 16
...and software combinations that can be encountered, use - Problem determination tips
Due to step 6. BIOS level •• Operating system software - Have the same address jumpers/terminators/cabling 5....8226; Look for the operation system control files
14 Look at step 7.
7. Have the same BIOS level 3. If you do receive the correct response, proceed to it failing? - Is the...
Lenovo H4 Series Hardware Maintenance Manual V2.0 - Page 34
...
To purposely configure the computer without a keyboard, set PS2 Mouse support is not detected. The BIOS then ignores the missing keyboard during POST. A reset or power cycle is incorrect. Pressing the TAB key permits the user to show POST screen
Description...Secondary Master/Secondary Slave could not be resolved by readjusting the system time in the BIOS setup butthe device is auto.
Lenovo H4 Series Hardware Maintenance Manual V2.0 - Page 35
... media. Symptom-to-FRU Index
POST Error Message Reboot and Select proper Boot device or Insert Boot Media in selected Boot device
Description/Action The BIOS was unable to find the failing device or adapter. External Cache RAM g.
Power-off the computer. 2. Diskette drive 3. Any adapters c. Chapter 7. Make sure the boot...
Lenovo H4 Series Hardware Maintenance Manual V2.0 - Page 63
... allows PME cards which support this system.
61 Not all operating systems support ACPI BIOS mode. Additional Service Information
Additional Service Information (Type G41)
This chapter provides additional ...ring is ignored.
10Chapter 10. Automatic configuration and power interface (ACPI) BIOS
Being an ACPI BIOS system, the operating system is allowed to control the power management features...
Lenovo H4 Series Hardware Maintenance Manual V2.0 - Page 64
...consumption of certain components of the computer and the setting for Advanced Power Management (APM) BIOS mode is allowed to wake the System from S3.
62 Power Management features
The Power ... and disable features that the service representative might find helpful. Not all operating systems support ACPI BIOS mode.
This can specify a date and time at which support this capability to wake the...
Lenovo H420 User Guide V2.0 - Page 27
..., shut down the exact message. Setting display background and icon properties: 1. Right-click the desktop anywhere except over an icon, then select Personalize
from the pop-up menu. 2. This
message...Check that the signal cable to the monitor is securely connected to :
• Change the desktop background • Select a screen saver • Select colors and appearance options for the Windows ...
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