What to do first

When you do return a FRU, you must include the following information in the parts exchange form or parts return form that you attach to it:

__ 1. Name and phone number of service technician __ 2. Date of service

__ 3. Date on which the machine failed __ 4. Date of purchase

__ 5. Failure symptoms, error codes appearing on the display, and beep symptoms

__ 6. Procedure index and page number in which the failing FRU was detected __ 7. Failing FRU name and part number

__ 8. Machine type, model number, and serial number __ 9. Customer’s name and address

Note for warranty: During the warranty period, the customer may be responsible for repair costs if the computer damage was caused by misuse, accident, modification, unsuitable physical or operating environment, or improper maintenance by the customer.

Following is a list of some common items that are not covered under warranty and some symptoms that might indicate that the system was subjected to stress beyond normal use.

Before checking problems with the computer, determine whether the damage is covered under the warranty by referring to the following list:

The following are not covered under warranty:

vLCD panel cracked from the application of excessive force or from being dropped

vScratched (cosmetic) parts

vDistortion, deformation, or discoloration of the cosmetic parts

vPlastic parts, latches, pins, or connectors that have been cracked or broken by excessive force

vDamage caused by liquid spilled into the system

vDamage caused by the improper insertion of a PC Card or the installation of an incompatible card

vImproper disc insertion or use of an optical drive

vDiskette drive damage caused by pressure on the diskette drive cover, foreign material in the drive, or the insertion of a diskette with multiple labels

vDamaged or bent diskette eject button

vFuses blown by attachment of a nonsupported device

vForgotten computer password (making the computer unusable)

vSticky keys caused by spilling a liquid onto the keyboard

vUse of an incorrect ac adapter on laptop products

The following symptoms might indicate damage caused by nonwarranted activities:

vMissing parts might be a symptom of unauthorized service or modification.

vIf the spindle of a hard disk drive becomes noisy, it may have been subjected to excessive force, or dropped.

44ThinkPad T400 and R400 Hardware Maintenance Manual

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Lenovo R400 manual What to do first, Following are not covered under warranty
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R400 specifications

The Lenovo R400 is a business laptop that was designed for professionals seeking a balance of performance, durability, and mobility. It is part of Lenovo's renowned ThinkPad series, which is known for its robust build quality and user-centric features. The R400 combines an array of technologies and characteristics that cater specifically to the demands of the modern workplace.

One of the standout features of the Lenovo R400 is its powerful processor options. Depending on the configuration, it can be equipped with Intel Core 2 Duo processors, which provide efficient multitasking capabilities and commendable performance for typical business applications. This ensures that users can run multiple applications seamlessly, whether it’s for data analysis, presentations, or video conferencing.

In terms of design, the R400 maintains the classic ThinkPad aesthetic with a lightweight chassis that makes it portable for professionals on the go. It typically weighs around 5.2 pounds, making it convenient for travel while still offering a sturdy construction that can withstand daily use. The spill-resistant keyboard is another practical characteristic, enabling users to work without worrying about minor accidents. The keyboard itself is celebrated for its comfortable layout and tactile feedback, ideal for prolonged typing sessions.

The display is another critical aspect of the R400. It generally features a 14.1-inch widescreen model, providing adequate screen real estate for productivity tasks. With a resolution of 1440 x 900, the screen delivers crisp visuals and vibrant colors, enhancing the viewing experience for both presentations and media consumption.

Connectivity is robust, with multiple USB ports, Ethernet, and optional Bluetooth capabilities that facilitate seamless communication and file transfers. The presence of both VGA and display port outputs makes it easy to connect to projectors or external monitors, an essential feature for professional presentations.

Security features also play a crucial role in the R400's design. It typically offers features like a fingerprint reader, a Trusted Platform Module (TPM) for data encryption, and a robust BIOS that helps safeguard sensitive information, which is critical for professionals handling confidential data.

In summary, the Lenovo R400 stands out as a reliable business laptop, blending performance, durability, and features tailored to meet the needs of the modern workforce. Its powerful processing capabilities, user-friendly design, and robust security measures make it an attractive choice for professionals requiring a dependable and efficient mobile computing solution.
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