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Lenovo 9638, 9643, 9644, 9645, 9640, TC A55-9636 Locating connectors on the rear of your computer

Models: TC A55-9636 9640 9645 9644 9643 9638

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Locating connectors on the rear of your computer

Locating connectors on the rear of your computer

The following illustration shows the locations of connectors on the rear of your computer.

1	Power cord connector	9	Parallel connector
2	Cable lock latch	10	Serial connector
3 PCI Express x1 adapter connector		11	Mouse connector
4	PCI adapter connector	12	Keyboard
5	USB connectors (4)	13	Audio line out connector
6	Ethernet connector	14	Audio line in connector
7	USB connectors (2)	15	Voltage-selection switch (some models)
8	VGA monitor connector	16	Power supply diagnostic LEDs

Note: Some connectors on the rear of your computer are color-coded to help you determine where to connect the cables on your computer.

18User Guide

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Lenovo 9638, 9643, 9644, 9645, 9640, TC A55-9636 manual Locating connectors on the rear of your computer

Contents

User Guide Types 9300, 9301, 9636, 9638, Types 9641, 9642, 9643, 9644,Page User Guide Types 9300, 9301, 9636, 9638, Types 9641, 9642, 9643, 9644,Fourth Edition April Copyright Lenovo 2005, Contents Appendix A. Manual modem Important safety information Conditions that require immediate actionGeneral safety guidelines Service and upgradesStatic electricity prevention Power cords and power adapters Voltage-selectionswitchviiiUser Guide Extension cords and related devices Plugs and outletsExternal devices BatteriesHeat and product ventilation xUser GuideElectrical current safety information Operating environmentLithium battery notice Modem safety informationDo not Power supply statement Laser compliance statementData safety Cleaning and maintenanceAdditional safety information xivUser GuideIntroduction xviUser Guide Chapter 1. Arranging your workspace ComfortGlare and lighting Air circulation Electrical outlets and cable lengthsChapter 2. Setting up your computer Connecting your computer4User Guide Chapter 2. Setting up your computer PHONE LINELINE b.Connect the ac adapter cable to the speaker b. Connect the speakers to the computer Turning on power Finishing the software installationCompleting important tasks 8User GuideInstalling other operating systems Updating your operating systemUpdating your antivirus software Shutting down the computer10User Guide Chapter 3. Installing options FeaturesSystem management features Input/output featuresMemory Internal drivesPower Security featuresPreinstalled software Operating systems, preinstalled varies by modelAvailable options Specifications DimensionsWeight EnvironmentSupported operating positions Tools requiredHandling static-sensitivedevices Installing external options Locating connectors on the rear of your computer Obtaining device drivers ConnectorDescription Opening the cover Locating components Accessing system board components and drives Identifying parts on the system board Installing memory Installing PCI adapters What to do nextInstalling internal drives Drive specifications Installing a drive in bay Connecting a serial ATA drive Installing a diskette drive in bay 30User Guide4.Lower the drive bay assembly Security features 32User GuidePassword protection Changing the batteryIntegrated cable lock To change the battery Closing the cover and connecting the cables 36User Guide Chapter 4. Recovering software Creating and using the Product Recovery discPerforming backup and recovery operations Using the Rescue and Recovery workspace Creating and using rescue media NotesCreating and using a Recovery Repair diskette To create rescue media, do the followingTo use rescue media, do one of the following Recovering or installing device drivers Setting a rescue device in the startup sequence Solving recovery problems44User Guide Chapter 5. Using the Setup Utility Starting the Setup Utility programViewing and changing settings Using passwordsUser Password Administrator PasswordSetting, changing, and deleting a password Using Security Profile by DeviceSelecting a startup device Selecting a temporary startup deviceChanging the startup device sequence 3.Select Security Profile by DeviceAdvanced settings Exiting from the Setup Utility program48User Guide Using system programs Updating flashing BIOS from a diskette or CD-ROMChapter 6. Updating system programs Updating flashing BIOS from your operating system Recovering from a POST/BIOS update failureb.Click Continue c.Click Downloads and drivers Chapter 6. Updating system programs 52User Guide Chapter 7. Troubleshooting and diagnostics Basic troubleshootingDiagnostic programs Creating a diagnostic CD image PC-Doctorfor WindowsPC-Doctorfor DOS Creating diagnostic diskettes Running diagnostics from the CD or diskettesCleaning the mouse PC-Doctorfor Windows PEOptical mouse Non-opticalmouse 11.Reconnect the mouse cable to the computer 60User Guide Chapter 8. Getting information, help, and service Information resourcesOnline Books folder ThinkVantage Productivity CenterAccess Help Safety and WarrantyHelp and service Using the documentation and diagnostic programs Calling for serviceUsing other services Purchasing additional servicesAppendix A. Manual modem commands Basic AT commandsCommand Extended AT commands MNP/V.42/V.42bis/V.44 commands Fax Class 1 commands Fax Class 2 commandsVoice commands Attention Switzerland User Telekom PTT SCR-BE Taximpulssperrfilter-12kHzPTT Art. Bakom 93.0291.Z.N 72User Guide Appendix B. Notices Lenovo United States, Inc500 Park Offices Drive, Hwy. Research Triangle Park, NC U.S.ATelevision output notice TrademarksIndex A Page Page Part Number: 42Y4610 Printed in USA 1P P/N: 42Y4610