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Lenovo 3444CUU manual Troubleshooting computer problems

Models: 3444CUU

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Solution: Checksum of the supervisor password in the EEPROM is not correct. The system board should be replaced. Have the computer serviced.

Message: 0182: Bad CRC of Security Settings in EEPROM. Enter ThinkPad Setup.

Solution: Checksum of the Security settings in the EEPROM is not correct. Enter ThinkPad Setup to check Security settings, Press F10 and then press Enter to restart the system. If you still have a problem, have the computer serviced.

Message: 0183: Bad CRC of Security Settings in EFI Variable. Enter ThinkPad Setup.

Solution: Checksum of the Security settings in the EFI Variable is not correct. Enter ThinkPad Setup to check Security settings, Press F10 and then press Enter to restart the system. If you still have a problem, have the computer serviced.

Message: 0187: EAIA data access error

Solution: The access to EEPROM is failed. Have the computer serviced.

Message: 0188: Invalid RFID Serialization Information Area.

Solution: The EEPROM checksum is not correct (block # 0 and 1). The system board should be replaced, and the box serial number needs to be reinstalled. Have the computer serviced.

Message: 0189: Invalid RFID configuration information area

Solution: The EEPROM checksum is not correct (block # 4 and 5). The system board should be replaced, and the UUID needs to be reinstalled. Have the computer serviced.

Message: 0190: Critical low-battery error

Solution: The computer turned off, because the battery is low. Connect the AC adapter to the computer and charge the battery.

Message: 0191: System Security - Invalid remote change requested.

Solution: The system configuration change has failed. Confirm the operation and try again. To clear the error, enter the ThinkPad Setup.

Message: 0192: System Security - Embedded Security hardware tamper detected.

Solution: The Security Chip has been replaced with a different one. Have the computer serviced.

Message: 0199: System Security - Security password retry count exceeded.

Solution: This message is displayed if you enter a wrong supervisor password more than three times. Confirm the supervisor password and try again. To clear the error, enter the ThinkPad Setup.

Message: 0251: System CMOS checksum bad

Solution: The system CMOS might have been corrupted by an application program. The computer uses the default settings. Run ThinkPad Setup to reconfigure the settings. If you still see the same error code, have the computer serviced.

Message: 0253: EFI Variable Block Data was destroyed.

Chapter 10. Troubleshooting computer problems 125

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Page 141
Image 141
Lenovo 3444CUU manual Troubleshooting computer problems
Page 140 Page 142

3444CUU specifications

The Lenovo 3444CUU is a versatile laptop designed to cater to a wide range of user needs, from business professionals to students. This model stands out due to its solid build quality, innovative technologies, and user-friendly features.

At the heart of the Lenovo 3444CUU lies an efficient Intel processor, designed to handle everyday computing tasks with ease. The inclusion of powerful integrated graphics ensures smooth performance during both productivity tasks and casual gaming sessions. With an ample amount of RAM, users can multitask seamlessly, switching between applications without experiencing any lag.

One of the most significant highlights of the Lenovo 3444CUU is its stunning display. The laptop is equipped with a high-definition screen that delivers vibrant colors and sharp visuals, making it ideal for watching movies, editing photos, or presenting slideshows. The anti-glare technology incorporated into the display reduces reflections, enabling comfortable viewing in various lighting conditions.

The design of the Lenovo 3444CUU emphasizes portability and convenience. It boasts a lightweight chassis, allowing users to easily carry it along for meetings or classes. The ergonomic keyboard provides a comfortable typing experience, complete with responsive keys that enhance productivity during long typing sessions. Additionally, the touchpad is accurate and supports multi-touch gestures for easy navigation.

Connectivity is a strong point for the Lenovo 3444CUU. It features multiple USB ports, an HDMI output, and an SD card reader, ensuring compatibility with a wide range of peripherals and devices. Wi-Fi and Bluetooth capabilities provide reliable wireless connectivity for seamless internet access and peripheral connections.

The battery life of the Lenovo 3444CUU is commendable, lasting throughout a full day of work or study on a single charge. This feature is particularly beneficial for users who are frequently on-the-go, eliminating the need to search for power outlets.

In terms of security, the Lenovo 3444CUU includes advanced features like a fingerprint reader and a secure BIOS, providing users with peace of mind. These technologies help protect sensitive data and ensure that only authorized users have access to the device.

Overall, the Lenovo 3444CUU stands out as a reliable, efficient, and feature-rich laptop suitable for various tasks, making it an excellent choice for anyone in need of a dependable computing solution. Its blend of performance, portability, and security features caters to the demands of modern users, making it a noteworthy addition to Lenovo’s diverse laptop lineup.