Lenovo 9645, 9638, 9643, 9644, 9640, TC A55-9636 manual Specifications, Dimensions, Weight, Environment

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Specifications

This section lists the physical specifications for your computer.

Dimensions

Width: 310 mm (12.2 in.)

Height: 85 mm (3.35 in.)

Depth: 358 mm (14.1 in.)

Weight

Minimum configuration as shipped: 7.3 kg (16 lbs)

Maximum configuration: 8.5 kg (18.7 lbs)

Environment

Air temperature:

Operating at 0 - 3000 ft (914.4 m): 10° to 35°C (50° to 95°F)

Operating at 3000 ft - 7000 ft (2134 m): 10° to 32°C (50° to 89.6°F)

Non-operating: 10° to 43°C (50° to 110°F)

Humidity:

Operating: 10% to 80%

Non-operating: 10% to 90%

Transit: 10% to 90%

Maximum altitude: 7000 ft (2133.6 m)

Electrical input: Some models have a switchable power supply that supports both low and high input voltage ranges. Some models do not have a switch and support only a low or high input voltage range. See “Voltage-selection switch” on page viii for additional information.

Input voltage:

Low range:

Minimum: 100 V ac

Maximum: 127 V ac

Input frequency: 50/60 Hz

Voltage switch setting: 115 V ac (some models)

High range:

Minimum: 200 V ac

Maximum: 240V ac

Input frequency: 50/60 Hz

Voltage switch setting: 230 V ac (some models)

Input kilovolt-amperes (kVA) (approximate):

Minimum configuration as shipped: 0.09 kVA

Maximum configuration: 0.23 kVA

Chapter 3. Installing options 15

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Contents Page Page Page Page Contents Appendix A. Manual modem Conditions that require immediate action Important safety informationService and upgrades General safety guidelinesStatic electricity prevention Voltage-selection switch Power cords and power adaptersPlugs and outlets Extension cords and related devicesExternal devices BatteriesHeat and product ventilation Operating environment Electrical current safety informationLithium battery notice Modem safety informationTo connect To disconnect Laser compliance statement Power supply statementData safety Cleaning and maintenanceAdditional safety information Introduction Xvi User Guide Arranging your workspace ComfortGlare and lighting Electrical outlets and cable lengths Air circulationConnecting your computer Setting up your computerUser Guide Setting up your computer User Guide 1394 Turning on power Finishing the software installationCompleting important tasks Updating your operating system Installing other operating systemsUpdating your antivirus software Shutting down the computerUser Guide Features Installing optionsMemory Expansion Available options Dimensions SpecificationsWeight EnvironmentSupported operating positions Tools requiredHandling static-sensitive devices Installing external options Locating connectors on the rear of your computer Obtaining device drivers Connector DescriptionOpening the cover Locating components Accessing system board components and drives Identifying parts on the system board Bios WPInstalling memory What to do next Installing PCI adaptersInstalling internal drives Drive specifications Installing a drive in bay Connecting a serial ATA drive Installing a diskette drive in bay Installing options Security features Changing the battery Integrated cable lock Password protectionErasing a lost or forgotten password clearing Cmos Closing the cover and connecting the cables User Guide Creating and using the Product Recovery disc Recovering softwarePerforming backup and recovery operations Using the Rescue and Recovery workspace Creating and using rescue media To create rescue media, do the following Creating and using a Recovery Repair disketteRecovering or installing device drivers Solving recovery problems Setting a rescue device in the startup sequenceUser Guide Starting the Setup Utility program Using the Setup UtilityViewing and changing settings Using passwordsAdministrator Password User PasswordSetting, changing, and deleting a password Using Security Profile by DeviceSelecting a startup device Selecting a temporary startup deviceChanging the startup device sequence Exiting from the Setup Utility program Advanced settingsUsing system programs Updating flashing Bios from a diskette or CD-ROMUpdating system programs Recovering from a POST/BIOS update failure Updating flashing Bios from your operating systemUpdating system programs User Guide Troubleshooting and diagnostics Basic troubleshootingSymptom Action Diagnostic programs PC-Doctor for DOS PC-Doctor for WindowsCreating diagnostic diskettes Cleaning the mouse PC-Doctor for Windows PEOptical mouse Non-optical mouse Troubleshooting and diagnostics User Guide Information resources Getting information, help, and serviceOnline Books folder ThinkVantage Productivity CenterAccess Help Safety and WarrantyHelp and service Calling for service Using the documentation and diagnostic programsPurchasing additional services Using other servicesBasic AT commands Appendix A. Manual modem commandsSet Pulse dial as default Low speaker volumeSet Tone Dial as default Internal speaker on until carrier detectedExtended AT commands MNP/V.42/V.42bis/V.44 commands Fax Class 2 commands Fax Class 1 commandsVoice commands Appendix A. Manual modem commands User Guide Appendix B. Notices Trademarks Television output noticeIndex Page Page Part Number 42Y4610
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TC A55-9636, 9640, 9645, 9644, 9643 specifications

Lenovo has consistently been at the forefront of innovation in the computing world, with a range of laptops and desktops that cater to a variety of needs and preferences. Among their popular offerings are the Lenovo 9640, 9643, TC A55-9636, 9644, and 9645. Each of these models is designed to provide exceptional performance, reliability, and user-friendly experience, making them appealing choices for both personal and business use.

The Lenovo 9640 is renowned for its sleek design and powerful performance. This model is equipped with the latest Intel processors, ensuring smooth multitasking and efficient power consumption. It features a vibrant display that provides excellent color accuracy and vivid visuals, making it ideal for content creators and casual users alike. With ample storage options and high-speed SSD configurations, users can expect fast boot times and quick file access.

Similarly, the Lenovo 9643 builds on this legacy, offering enhanced graphics capabilities with dedicated GPU options. This feature is particularly beneficial for gamers and professionals who rely on graphical performance for tasks such as video editing or 3D modeling. The 9643 also emphasizes connectivity, providing a range of ports, including USB-C, HDMI, and Ethernet, ensuring users can easily connect to peripherals and networks.

The TC A55-9636 is Lenovo's entry into the compact desktop market, designed for users seeking a powerful, space-saving solution. With its robust performance metrics and energy-efficient components, the A55-9636 is perfect for both home and office environments. It supports a variety of multitasking scenarios, making it suitable for productivity-driven tasks, while its expandable architecture means users can upgrade components as their needs evolve.

The Lenovo 9644 and 9645 round out this impressive lineup with their focus on business-centric features. These models provide enhanced security options, including fingerprint readers and TPM chips, catering to enterprises that prioritize data protection. With long battery life and solid build quality, both models promise durability and reliability, critical for professionals who are always on the go.

All models in this series showcase Lenovo's commitment to sustainability, incorporating eco-friendly materials and energy-efficient technologies. The user-friendly interfaces across the devices ensure a seamless experience, meeting the demands of a broad user base from students to business executives. In summary, the Lenovo 9640, 9643, TC A55-9636, 9644, and 9645 represent a versatile range of computing solutions that combine cutting-edge technology with efficiency, ensuring users can achieve their goals effectively and stylishly.
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