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General| Model | ThinkPad X220 4287 |
|---|---|
| Category | Laptop |
| RAM | Up to 8GB DDR3 |
| Graphics | Intel HD Graphics 3000 |
| Bluetooth | Bluetooth 3.0 |
| Webcam | 720p HD Webcam |
| Processor | Intel Core i5-2520M |
| Storage | 320GB HDD |
| Display | 12.5-inch HD (1366x768) |
| Operating System | Windows 7 Professional |
| Weight | 1.5 kg (3.3 lbs) |
| Battery | 6-cell |
| Wireless | Intel Centrino Advanced-N 6205 |
| Ports | 3 x USB 2.0, VGA, DisplayPort, Ethernet, SD card reader, headphone/microphone combo jack |
| Dimensions | 305 x 206.5 x 19-34.6 mm (12.0 x 8.1 x 0.75-1.36 inches) |
| Security | Fingerprint reader, TPM |
General safety guidelines and precautions for handling equipment and performing maintenance.
Safety rules for working with electrical equipment and preventing electrical shock hazards.
Checklist for identifying and addressing potential safety hazards before service.
Precautions for preventing electrostatic discharge damage to sensitive electronic components.
Importance of proper grounding for operator safety and correct system function.
List of languages for safety notices provided in the manual.
Compliance statements for laser products in multiple languages.
Guidelines for planning and executing Field Replaceable Unit replacements.
Strategy and precautions for Hard Disk Drive replacement procedures.
Key considerations and warnings for system board replacement.
How to interpret and use error messages for troubleshooting.
Methods to identify FRUs for specific product configurations.
Initial steps and information required before troubleshooting.
Procedures for identifying and correcting common ThinkPad problems.
Using PC-Doctor for DOS to detect and diagnose hardware issues.
Using ThinkVantage Toolbox for system diagnostics and support.
Utilizing PC-Doctor within the Windows environment for troubleshooting.
Running PC-Doctor from the Rescue and Recovery environment.
Specific diagnostic tests for Field Replaceable Units.
Procedures for troubleshooting power-related issues.
Steps to restore the system to factory settings using recovery discs.
Using a recovery disc set to restore the system to its original configuration.
Information on power-on, hard-disk, and supervisor passwords.
Explanation of sleep, hibernation, and screen blank modes.
A guide linking symptoms to potential Field Replaceable Units.
Meaning of the wireless LAN status indicator light.
Meaning of the wireless PAN (Bluetooth/USB) status indicator.
Meaning of the drive activity indicator light.
Meaning of the fingerprint reader status indicator.
Meaning of the battery charge and status indicator.
Meaning of the sleep/standby mode status indicator.
Description of Fn key combinations for system lock and power management.
Description of Fn key combinations for sleep, wireless, and display output.
Description of Fn key combinations for input devices and hibernation.
Fn key combinations for ThinkLight, display brightness, magnifier, etc.
Fn key combinations for media playback and break key functions.
Important information and guidelines regarding screw usage during service.
Procedures for saving and restoring system serial numbers.
Step-by-step guide to restore the system unit serial number.
How to preserve the Universally Unique Identifier when replacing the system board.
Procedures for managing Engineering Change Announcement data.
Preparatory steps and notices before beginning service.
How to properly disconnect cables from ZIF connectors.
Step-by-step guide for removing and installing the battery pack.
Procedures for replacing the hard disk or solid state drive.
Steps for removing and installing Memory modules.
Guide for removing and replacing the keyboard assembly.
Procedures for replacing the palm rest, with or without fingerprint reader.
Procedures for replacing the wireless LAN/WiMAX card.
Guide for accessing and replacing the backup battery.
Procedures for replacing the wireless WAN card.
Steps for removing and installing the keyboard bezel.
Guide for replacing the LCD panel and related components.
Procedures for removing the base cover and speaker assembly.
Identification of components on the front of the ThinkPad laptop.
Identification of components on the rear of the ThinkPad laptop.
Identification of components on the bottom of the ThinkPad laptop.
Component locations on the ThinkPad UltraBase.
Component locations for the Port Replicator Series 3.
Component locations for the ThinkPad Mini Dock Series 3.
Component locations for the ThinkPad Mini Dock Plus Series 3.
Comprehensive list of all major parts and their FRU numbers.
Specific parts list for LCD components.
List of available keyboards by language.
List of common screws, kits, and other small parts.
List of compatible AC adapters and power cords.
List of available operating system recovery discs.
Information regarding electronic emission compliance.
List of registered trademarks associated with the product.
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