Lenovo H405 Support and Manuals
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Leveno H405 (7723-1cu) Can Update Video Card
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Popular Lenovo H405 Manual Pages
Lenovo Safety and Warranty Guide V1.0.0 - Page 7
...repaired, if necessary. Contact the Customer Support Center or the product manufacturer for instructions...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...by Lenovo, stop using that product until you get a suitable replacement.
2 Safety and warranty guide
...
Lenovo Safety and Warranty Guide V1.0.0 - Page 17
... similar to those that follow local codes and ordinances when installing appliances that connect to be connected to the grounding system of cable entry as possible to cable/CATV systems, or both, and that are present inside these parts, contact a service technician.
If you suspect a problem with television tuner options installed
The notice below applies to...
Lenovo Safety and Warranty Guide V1.0.0 - Page 28
...service;
for the balance of any software programs, whether provided with the product or installed
subsequently; remove all programs and data contained in compliance with you about your satisfaction regarding our warranty service... Lenovo will store, use this information to perform service under
warranty service; 2. and 3. and 4. Before your Service Provider replaces a product or part...
Lenovo H4 Series Hardware Maintenance Manual V2.0 - Page 2
... 36 Identifying parts on the system board 38
Chapter 9. Statement 63
ii Additional Service Information (Type G41)......61
Power management 61
Chapter 11. 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. Hardware Maintenance Manual
Exiting from the Setup Utility program...
Lenovo H4 Series Hardware Maintenance Manual V2.0 - Page 8
.... - First,
check that it has been powered-off the power, if necessary. - Power supply units - Motor generators and similar units. (This practice ensures correct grounding of maintenance information. do not become a victim yourself. - Switch off controls, is conductive; Use caution; Hardware Maintenance Manual
•• If you need to work with very high voltages; such touching...
Lenovo H4 Series Hardware Maintenance Manual V2.0 - Page 10
... Make sure that meets the specific service requirement. ESD damage can be considered sensitive to provide a static-free
work mat, and the person handling the part are inserted into the
product....the ac plug on these systems.
- Hardware Maintenance Manual
Handling electrostatic discharge-sensitive devices
Any computer part containing transistors or integrated circuits (ICs) should be ...
Lenovo H4 Series Hardware Maintenance Manual V2.0 - Page 19
... to use your computer.
However, to change any configuration settings, you decide to prevent unauthorized persons from changing configuration settings. Using the Setup Utility
keyboard. Password considerations
A password can set passwords to set a Supervisor Password, a password prompt is displayed each screen. We suggest the passwords should adhere to the following types of each...
Lenovo H4 Series Hardware Maintenance Manual V2.0 - Page 25
...Chapter 6. Using passwords
By using the Setup Utility program, you set a Supervisor Password, a password prompt is a good idea to use your computer and data. Using the Setup Utility
When working with the Setup Utility program menu, you try to your supervisor password.
23 Password considerations
A password can type either password.
See "Starting the Setup Utility program." However...
Lenovo H4 Series Hardware Maintenance Manual V2.0 - Page 32
... technical support. switch to protected mode)
• If beep codes are not generated
when all other expansion cards
are absent, one at a time until the problem
happens again. If the video adapter
is an integrated part of tones separated by a malfunctioning
Processor error
add-in base memory (first 64KB block) 3 beeps Base memory read/write test error
4 beeps
Fatal error indicating...
Lenovo H4 Series Hardware Maintenance Manual V2.0 - Page 34
... plug PS2 Mouse or set keyboardless operation in the BIOS setup butthe device is auto. This error might indicate that no longer functional. PS2 Mouse support is enabled in Setup to Enable. To purposely configure the computer without a keyboard, set PS2 Mouse support is not detected. This message appears after a fatal error has been detected. Replace the battery. Cannot initialize...
Lenovo H4 Series Hardware Maintenance Manual V2.0 - Page 56
... or in . 10. To obtain copies of the chassis.
9. Refer to the "Completing the installation". Remove the computer cover.
Hardware Maintenance Manual
8. Align then insert the new motherboard and screw it in the Hardware Maintenance Manual (HMM) for the computer. Refer to the Support Web site at: http://consumersupport.lenovo.com
To replace the system fan assembly:
1.
Lenovo H4 Series Hardware Maintenance Manual V2.0 - Page 63
... support ACPI BIOS mode. Additional Service Information
Additional Service Information (Type G41)
This chapter provides additional information that turn on automatically.
Automatic configuration and power interface (ACPI) BIOS
Being 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...
Lenovo H4 Series Hardware Maintenance Manual V2.0 - Page 64
... of certain components of the computer and the setting for Advanced Power Management (APM) BIOS mode 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 which support this capability to wake the system.
•• RTC...
Lenovo H4 Series User Guide V1.0 - Page 20
... process will restart.
Method 2: Manual Installation
In the Windows system, Click Start → All Programs → Lenovo → Lenovo Drivers and Application Installation. In addition, System Setup sets and manages all the drivers and software manually according to launch Rescue System.
After starting the procedure, install all passwords for the Lenovo Rescue System to ensure...
Lenovo H4 Series Hardware Replacement Guide V1.0 - Page 4
... personnel who are replacing Field Replaceable Units (FRUs). Note: Trained service personnel should refer to machines which have this copy of the TV card in the Safety and Warranty Guide that cables, switches, and certain mechanical parts can obtain one online from the Support Web site at http://consumersupport.lenovo.com
Hardware Replacement Guide
31045292_H4_HRG_EN_V1.0.indd 1
2010...
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