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
Before replacing parts
Important service information
Strategy for replacing FRUs
Select Downloads and drivers
Strategy for replacing a hard disk drive
How to use error message
Important 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 Tests
Utility
Lenovo System Toolbox
PC-Doctor for Rescue and Recovery
FRU tests
Battery2
Diagnostics --ThinkPad Devices --AC Adapter, Battery
Diagnostics --Video Adapter
To Compatibility, and run Diagnostics --Other Device
FRU
Checking the AC adapter
Power system checkout
Pin Voltage V dc
Checking operational charging
Checking the battery pack
Terminal Voltage V dc
Wire Voltage V dc
Checking the backup battery
ThinkPad T400s Hardware Maintenance Manual
Service Web site
Related service information
Power-on password
Passwords
Hard-disk password
Supervisor password
How to remove the hard-disk password
How to remove the power-on password
Select Power-On Password
Select Master HDP
Screen blank mode
Power management
Standby mode
Hibernation mode
Numeric error codes
Symptom-to-FRU index
0191 Run Bios Setup Utility, and then save
0190 Charge the battery pack
0199 Run Bios Setup Utility, and then save
Installed or press Esc to ignore
0260 Charge the backup battery for more
0252 Reset the password by running Bios Setup
0270 Charge the backup battery for more
0271 Run Bios Setup Utility to reset the time
For the authentication
1820 Remove all but the reader that you set up
1830 Install Dimm in Slot-0, but not in Slot-1
Run Diagnostics --ThinkPad Devices
Error messages
No-beep symptoms
Beep symptoms
Reseat the LCD connectors
LCD-related symptoms
Symptoms
LCD assembly
Undetermined problems
Intermittent problems
Feature Description
Specifications
Bluetooth wireless
Status indicators
Orange
Indicator Meaning
Blinking green
Turn off
Blinking orange slow
Blinking green slow
Blinking orange rapid
ThinkPad T400s Hardware Maintenance Manual
Key combination Description
Fn key combinations
Key combination Description
Screw notices
FRU replacement notices
Plastic to plastic
Logic card to plastic
Restoring the serial number of the system unit
Retaining serial numbers
Retaining 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 list
Optional-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
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Part Number 45M2271