Hardware Maintenance Manual
Page 35
...ThinkPad Setup program menu appears after the password is entered. Turn on the computer. 2. You can detect errors by running the diagnostic test or by repeating the operation. To test a USB device, connect it by running the diagnostics test included in the docking station, even if the computer supports the docking station... pressing Enter instead of these devices, you need to initialize the computer setup by the supervisor password. System supporting the Lenovo ThinkVantage Toolbox program and the PC-Doctor for DOS CD-R/CD-RW disc supports only test of any optical disc drives...
...ThinkPad Setup program menu appears after the password is entered. Turn on the computer. 2. You can detect errors by running the diagnostic test or by repeating the operation. To test a USB device, connect it by running the diagnostics test included in the docking station, even if the computer supports the docking station... pressing Enter instead of these devices, you need to initialize the computer setup by the supervisor password. System supporting the Lenovo ThinkVantage Toolbox program and the PC-Doctor for DOS CD-R/CD-RW disc supports only test of any optical disc drives...
Hardware Maintenance Manual
Page 39
...docking station or the port replicator is disabled, select Automatic to enable it . 4. Diagnostics ➙ Video Adapter 2. In this case, turn off and turn on the screen for each FRU. Interactive Tests ➙ Keyboard Hard disk drive or solid state Enter the ThinkPad... Tests ➙ Mouse System supporting the Lenovo diagnostics programs The section provides information about ThinkPad computers that support the Lenovo diagnostics programs. Some descriptions might not apply to your particular computer. Power Diagnostics ➙ ThinkPad Devices ➙ ac power adapter, Battery...
...docking station or the port replicator is disabled, select Automatic to enable it . 4. Diagnostics ➙ Video Adapter 2. In this case, turn off and turn on the screen for each FRU. Interactive Tests ➙ Keyboard Hard disk drive or solid state Enter the ThinkPad... Tests ➙ Mouse System supporting the Lenovo diagnostics programs The section provides information about ThinkPad computers that support the Lenovo diagnostics programs. Some descriptions might not apply to your particular computer. Power Diagnostics ➙ ThinkPad Devices ➙ ac power adapter, Battery...
Hardware Maintenance Manual
Page 43
... from the ac power adapter does not always indicate a defect. If the voltage is used . • If the power problem occurs only when the docking station or the port replicator is acceptable, do the following: • Replace the system board. • If the problem persists and your system supports the ...computer. 5. If the voltage is supplied when you are here because the computer fails only when the ac power adapter is used , replace the docking station or the port replicator. • If the power-on indicator does not turn on page 33. Measure the output voltage at the plug of the...
... from the ac power adapter does not always indicate a defect. If the voltage is used . • If the power problem occurs only when the docking station or the port replicator is acceptable, do the following: • Replace the system board. • If the problem persists and your system supports the ...computer. 5. If the voltage is supplied when you are here because the computer fails only when the ac power adapter is used , replace the docking station or the port replicator. • If the power-on indicator does not turn on page 33. Measure the output voltage at the plug of the...
Hardware Maintenance Manual
Page 52
... are satisfied in the boot record on , the computer returns from the hard disk drive. 46 ThinkPad T420 and T420i Hardware Maintenance Manual • The system is restored from hibernation mode and resumes operation. Pressing the ... the computer enters the hibernation mode while it before resuming normal operation. When the power is docked to restart the system. If you will have defined one of the following actions as the ... Fn+F12 keys. • If you have to the docking station, do not undock it is turned on the hard disk drive is read, and system status is powered ...
... are satisfied in the boot record on , the computer returns from the hard disk drive. 46 ThinkPad T420 and T420i Hardware Maintenance Manual • The system is restored from hibernation mode and resumes operation. Pressing the ... the computer enters the hibernation mode while it before resuming normal operation. When the power is docked to restart the system. If you will have defined one of the following actions as the ... Fn+F12 keys. • If you have to the docking station, do not undock it is turned on the hard disk drive is read, and system status is powered ...
Hardware Maintenance Manual
Page 54
...Ultrabay HDD) 2112 Read error on a horizontal surface. Reseat the hard disk drive. 2. Main hard disk drive. 3. System board. 48 ThinkPad T420 and T420i Hardware Maintenance Manual Reseat the hard disk drive. 2. Ultrabay hard disk drive. 3. Reseat the hard disk drive. 2. Run the... ThinkPad Setup program, and then save the current setting by pressing F10. 2. Remove all but the reader that you set up for more than one external fingerprint reader is attached to reset the time and date. System board. 1. System board. 1. System board. Undock docking station or port...
...Ultrabay HDD) 2112 Read error on a horizontal surface. Reseat the hard disk drive. 2. Main hard disk drive. 3. System board. 48 ThinkPad T420 and T420i Hardware Maintenance Manual Reseat the hard disk drive. 2. Ultrabay hard disk drive. 3. Reseat the hard disk drive. 2. Run the... ThinkPad Setup program, and then save the current setting by pressing F10. 2. Remove all but the reader that you set up for more than one external fingerprint reader is attached to reset the time and date. System board. 1. System board. 1. System board. Undock docking station or port...
Hardware Maintenance Manual
Page 58
... a variety of the failure is detected, replace the FRU shown by the computer. If any damaged FRU. 3. Verify that have nothing to the docking station or the port replicator c. Non-ThinkPad devices b. External diskette drive or optical drive g. Determine whether the problem has been solved. 6. If the problem remains, replace the following : 1. LCD...
... a variety of the failure is detected, replace the FRU shown by the computer. If any damaged FRU. 3. Verify that have nothing to the docking station or the port replicator c. Non-ThinkPad devices b. External diskette drive or optical drive g. Determine whether the problem has been solved. 6. If the problem remains, replace the following : 1. LCD...
(English) User Guide
Page 5
... of Hazardous Substances Directive (RoHS) . . . . 251 China RoHS 251 Turkish RoHS 251 Ukraine RoHS 251 India RoHS 252 © Copyright Lenovo 2011 iii Chapter 10. Compliance to the Electromagnetic Compatibility Directive . . . 241 German Class B compliance statement . . . 242 Korea Class B...and other storage devices . . . . . 229 Software problems 231 Ports and connectors 231 Universal Serial Bus problems 232 A docking station or port replicator problem 232 Chapter 11. WEEE and recycling statements 245 Important WEEE Information 245 Battery recycling information for Japan ....
... of Hazardous Substances Directive (RoHS) . . . . 251 China RoHS 251 Turkish RoHS 251 Ukraine RoHS 251 India RoHS 252 © Copyright Lenovo 2011 iii Chapter 10. Compliance to the Electromagnetic Compatibility Directive . . . 241 German Class B compliance statement . . . 242 Korea Class B...and other storage devices . . . . . 229 Software problems 231 Ports and connectors 231 Universal Serial Bus problems 232 A docking station or port replicator problem 232 Chapter 11. WEEE and recycling statements 245 Important WEEE Information 245 Battery recycling information for Japan ....
(English) User Guide
Page 95
... jack of the ThinkPad Mini Dock Series 3, the ThinkPad Mini Dock Plus Series 3, or the ThinkPad Mini Dock Plus Series 3 (170 W). Using your computer between High Performance and Energy Saving Graphics. Switching the Graphics Processing Unit If your computer supports NVIDIA Optimus Graphics, the Graphics Processing Unit is switched automatically depending on the docking station, you cannot switch...
... jack of the ThinkPad Mini Dock Series 3, the ThinkPad Mini Dock Plus Series 3, or the ThinkPad Mini Dock Plus Series 3 (170 W). Using your computer between High Performance and Energy Saving Graphics. Switching the Graphics Processing Unit If your computer supports NVIDIA Optimus Graphics, the Graphics Processing Unit is switched automatically depending on the docking station, you cannot switch...
(English) User Guide
Page 167
...page 149 • "ThinkPad Port Replicator Series 3, ThinkPad Mini Dock Series 3, ThinkPad Mini Dock Plus Series 3, and ThinkPad Mini Dock Plus Series 3 (170 W)" on installing devices and taking advantage of hardware accessories and upgrades to : http://www.lenovo.com/accessories/services/index....power adapter and all cables from the computer. © Copyright Lenovo 2011 149 To replace the Ultrabay device, do the following: 1. Options include memory, storage, modems, networking adapters, docking stations and port replicators, batteries, power adapters, printers, scanners, keyboards,...
...page 149 • "ThinkPad Port Replicator Series 3, ThinkPad Mini Dock Series 3, ThinkPad Mini Dock Plus Series 3, and ThinkPad Mini Dock Plus Series 3 (170 W)" on installing devices and taking advantage of hardware accessories and upgrades to : http://www.lenovo.com/accessories/services/index....power adapter and all cables from the computer. © Copyright Lenovo 2011 149 To replace the Ultrabay device, do the following: 1. Options include memory, storage, modems, networking adapters, docking stations and port replicators, batteries, power adapters, printers, scanners, keyboards,...
(English) User Guide
Page 202
...Device • ThinkPad LCD • Analog (VGA) • Digital on ThinkPad • Digital 1 on dock • Digital 2 on docking station. Note: Power-On NumLock will achieve longer battery life, and Discrete Graphics enhances performance. Integrated Graphics will be active at the ThinkPad NumLock. NVIDIA .... If you are DisplayPort or DVI on dock Graphics Device • Integrated Graphics • Discrete Graphics • NVIDIA Optimus OS Detection for boot time, password prompt, and ThinkPad Setup. "Digital on Thinkpad" is always disabled. Note: NVIDIA Optimus ...
...Device • ThinkPad LCD • Analog (VGA) • Digital on ThinkPad • Digital 1 on dock • Digital 2 on docking station. Note: Power-On NumLock will achieve longer battery life, and Discrete Graphics enhances performance. Integrated Graphics will be active at the ThinkPad NumLock. NVIDIA .... If you are DisplayPort or DVI on dock Graphics Device • Integrated Graphics • Discrete Graphics • NVIDIA Optimus OS Detection for boot time, password prompt, and ThinkPad Setup. "Digital on Thinkpad" is always disabled. Note: NVIDIA Optimus ...
(English) User Guide
Page 249
... works when it is marked with the application. Ports and connectors This section includes the most common ports and connectors problems: Universal Serial Bus, and docking station or port replication. You cannot write to the disc with enough free space to hold all the files you are installed. - Check that meets the...
... works when it is marked with the application. Ports and connectors This section includes the most common ports and connectors problems: Universal Serial Bus, and docking station or port replication. You cannot write to the disc with enough free space to hold all the files you are installed. - Check that meets the...
(English) User Guide
Page 250
...turn it on . - Refer to the docking station or the port replicator. - Make sure that the USB device setup is connected to "Diagnosing problems" on page 201 and run Lenovo ThinkVantage Toolbox for an administrator password or ...docking station or the port replicator. 232 User Guide Click the Hardware tab, and click the Device Manager button. Solution: Make sure that the assignment of computer resource and the installation of the device driver are prompted for a diagnostic test of the ThinkPad Mini Dock Plus Series 3, the ThinkPad Mini Dock Series 3, or the ThinkPad Mini Dock...
...turn it on . - Refer to the docking station or the port replicator. - Make sure that the USB device setup is connected to "Diagnosing problems" on page 201 and run Lenovo ThinkVantage Toolbox for an administrator password or ...docking station or the port replicator. 232 User Guide Click the Hardware tab, and click the Device Manager button. Solution: Make sure that the assignment of computer resource and the installation of the device driver are prompted for a diagnostic test of the ThinkPad Mini Dock Plus Series 3, the ThinkPad Mini Dock Series 3, or the ThinkPad Mini Dock...