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Lenovo 28155XU, 28155YU, 2808DKU manual Safety information

Models: 2808DKU 28155XU 28155YU

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Specs Install Before replacing parts Parts list Error codes Bluetooth Password Status indicators Wire Voltage V dc Dynamic Configure To Order CTO

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Safety information 35

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Lenovo 28155XU, 28155YU, 2808DKU manual Safety information

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Contents

ThinkPad T400s Hardware Maintenance Manual Page ThinkPad T400s Hardware Maintenance Manual First Edition June Copyright Lenovo Contents Parts list 145 ThinkPad T400s About this manual Vi ThinkPad T400s Hardware Maintenance Manual Safety information General safety Electrical safety ThinkPad T400s Hardware Maintenance Manual Safety inspection guide Grounding requirements Safety notices multilingual translations ThinkPad T400s Hardware Maintenance Manual Safety information ThinkPad T400s Hardware Maintenance Manual Safety information Perigo Perigo ThinkPad T400s Hardware Maintenance Manual Safety information Vorsicht Vorsicht ThinkPad T400s Hardware Maintenance Manual Safety information ThinkPad T400s Hardware Maintenance Manual Safety information ThinkPad T400s Hardware Maintenance Manual Safety information Peligro Peligro ThinkPad T400s Hardware Maintenance Manual Safety information Laser compliance statement multilingual translations Safety information Não abra Cuidado Safety information Gefahr Öffnen Safety information ThinkPad T400s Hardware Maintenance Manual Safety information Precaución Safety information ThinkPad T400s Hardware Maintenance Manual Select Downloads and drivers Important service informationBefore replacing parts Strategy for replacing FRUs Strategy for replacing a hard disk drive How to use error messageImportant notice for replacing a system board FRU identification for CTO, CMV, and GAV products Dynamic Configure To Order CTO Using eSupport General checkout What to do first Following are not covered under warranty Checkout guide Diagnostics using PC-Doctor for DOS Testing the computer Hardware Info Diagnostics Interactive TestsUtility Lenovo System Toolbox PC-Doctor for Rescue and RecoveryFRU tests To Compatibility, and run Diagnostics --Other Device Diagnostics --ThinkPad Devices --AC Adapter, BatteryBattery2 Diagnostics --Video Adapter FRU Checking the AC adapter Power system checkoutPin Voltage V dc Checking operational charging Checking the battery packTerminal Voltage V dc Wire Voltage V dc Checking the backup battery ThinkPad T400s Hardware Maintenance Manual Service Web site Related service information Supervisor password PasswordsPower-on password Hard-disk password How to remove the hard-disk password How to remove the power-on passwordSelect Power-On Password Select Master HDP Screen blank mode Power managementStandby mode Hibernation mode Numeric error codes Symptom-to-FRU index Installed or press Esc to ignore 0190 Charge the battery pack0191 Run Bios Setup Utility, and then save 0199 Run Bios Setup Utility, and then save 0271 Run Bios Setup Utility to reset the time 0252 Reset the password by running Bios Setup0260 Charge the backup battery for more 0270 Charge the backup battery for more Run Diagnostics --ThinkPad Devices 1820 Remove all but the reader that you set upFor the authentication 1830 Install Dimm in Slot-0, but not in Slot-1 Error messages No-beep symptoms Beep symptoms LCD assembly LCD-related symptomsReseat the LCD connectors Symptoms Undetermined problems Intermittent problems Feature Description Specifications Bluetooth wireless Status indicators Turn off Indicator MeaningOrange Blinking green Blinking orange slow Blinking green slowBlinking orange rapid ThinkPad T400s Hardware Maintenance Manual Key combination Description Fn key combinations Key combination Description Logic card to plastic FRU replacement noticesScrew notices Plastic to plastic Restoring the serial number of the system unit Retaining serial numbersRetaining the Uuid Reading or writing the ECA information ThinkPad T400s Hardware Maintenance Manual Removing and replacing a FRU Removing the SIM card Before servicing ThinkPad T400s Battery pack Ultrabay Slim Media Bay device or travel bezel Step Screw quantity Color Torque Solid state drive SSD or hard disk drive HDD Removal steps of SSD or HDD Dimm Removal steps of Dimm PCI Express Mini Card for wireless LAN M2 ⋅ 3 mm, small-head, nylon-coated Silver 167 Nm Kgfcm When installing PCI Express Mini Card for wireless WAN Step Screw quantity Color Torque Removal steps of PCI Express Mini Card for wireless WAN Keyboard Step Screw quantity Color Torque Removal steps of keyboard When installing the keyboard, do as follows Installation steps of keyboard Backup battery M2 ⋅ 6 mm, flat-head, nylon-coated Silver 167 Nm Kgfcm Wireless USB adapter or Intel Turbo Memory Removal steps of wireless USB adapter or Intel Turbo Memory Palm rest or palm rest with fingerprint reader ThinkPad T400s Hardware Maintenance Manual Bluetooth daughter card BDC-2 Keyboard bezel and speaker assembly Step Screw quantity Color Torque Pull the cables out from the cable guide hole M2 ⋅ 3 mm, small-head, nylon-coated Silver 167 Nm Kgfcm 1130 5-in-1 Media Card Reader adapter Bluetooth-wireless radio switch FPC Removal steps of Bluetooth-wireless radio switch FPC Step Screw cap Screw quantity Color Torque LCD unit When installing Removal steps of LCD unit Removal steps of LCD unit Important notices for handling the system board System board, fan assembly, and 34-mm ExpressCard slot frame CPU Step Screw quantity Color Torque Indicate the removal steps of fan assembly, When installing ThinkPad T400s Hardware Maintenance Manual 1170 I/O sub card and base cover assembly ThinkPad T400s Hardware Maintenance Manual LCD bezel assembly Removal steps of LCD bezel assembly LCD latch L and R Integrated camera or microphone sub card Removal steps of integrated camera or microphone sub card LED sub card Important notice on handling the LCD panel LCD panel Removal steps of LCD panel Removal steps of LCD panel LCD cable Hinge kit Removal steps of hinge kit LED cable Removal steps of LED cable Antenna kit and LCD rear cover assembly Removal steps of antenna kit and LCD rear cover assembly Front view Locations Rear view Bottom view ThinkPad T400s Hardware Maintenance Manual Self-service CRUs Parts listOptional-service CRUs Overall CRU FRU Overall FRU no CRU CRU CRU CRU CRU CRU CRU CRU LCD FRUs FRU 14.1-inch WXGA+ TFT FRU no Language FRU no Miscellaneous parts FRU AC adapters Country or region FRU no Power cords Language Recovery discs Windows XP Professional recovery DVDs English for India 58Y2097 Windows Vista Starter Edition 32 bit recovery DVDs Windows Vista Home Basic 32 bit recovery DVDs Windows Vista Home Premium 32 bit recovery DVDs Windows Vista Business 32 bit recovery DVDs Parts list-Windows Vista Business 32 bit recovery DVDs Windows Vista Business 64 bit recovery DVDs Windows Vista Ultimate 32 bit recovery DVDs Tool Common service tools ThinkPad T400s Hardware Maintenance Manual 173 Trademarks Page Part Number 45M2271

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