Great user manuals database on UserManuals. Contents About this manual. Front view. Important: This manual is intended only for trained service technicians who are familiar with ThinkPad products. Safety information This chapter presents following safety information that you need to be familiar with before you service a ThinkPad Notebook. General safety Follow these rules to ensure general safety: v Observe good housekeeping in the area of the machines during and after maintenance.
Electrical safety Observe the following rules when working on electrical equipment. Important: Use only approved tools and test equipment. Safety information 3. Safety inspection guide The purpose of this inspection guide is to assist you in identifying potentially unsafe conditions. Consider these conditions and the safety hazards they present: v Electrical hazards, especially primary power primary voltage on the frame can cause serious or fatal electrical shock v Explosive hazards, such as a damaged CRT face or a bulging capacitor v Mechanical hazards, such as loose or missing hardware To determine whether there are any potentially unsafe conditions, use the following checklist at the beginning of every service task.
Checklist: 1. Check the power cord for: a. Remove the cover. Safety information 5. Handling devices that are sensitive to electrostatic discharge Any computer part containing transistors or integrated circuits ICs should be considered sensitive to electrostatic discharge ESD. Notes: 1. When handling ESD-sensitive parts: v Keep the parts in protective packages until they are inserted into the product.
Note: The use of a grounding system to guard against ESD damage is desirable but not necessary. Grounding requirements Electrical grounding of the computer is required for operator safety and correct system function. Safety notices multilingual translations The safety notices in this section are provided in the following languages: v English v Arabic v Brazilian Portuguese v French v German v Hebrew v Japanese v Korean v Spanish v Traditional Chinese Safety information 7.
DANGER Before the computer is powered on after FRU replacement, make sure all screws, springs, and other small parts are in place and are not left loose inside the computer. DANGER Though the main batteries have low voltage, a shorted or grounded battery can produce enough current to burn personnel or combustible materials.
DANGER Unless hot swap is allowed for the FRU being replaced, do as follows before removing it: power off the computer, unplug all power cords from electrical outlets, remove the battery pack, and disconnect any interconnecting cables. Safety information 9. Safety information To download software fixes, drivers, and BIOS, do as follows: 1. Use the following strategy to prevent unnecessary expense for replacing and servicing FRUs: v If you are instructed to replace a FRU but the replacement does not correct the problem, reinstall the original FRU before you continue.
Strategy for replacing a hard disk drive Always try to run a low-level format before replacing a hard disk drive. Important notice for replacing a system board Some components mounted on a system board are very sensitive. Attention: When handling a system board: v Do not drop a system board or apply any excessive force to it. How to use error message Use the error codes displayed on the screen to diagnose failures. Important service information You can only view or download manuals with.
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Undetermined problems. Status indicators. Safety notices multilingual translations. Fn key combinations. Restoring the serial number of the system unit. X, Xi, and Xs. Double-click Start setup utility. Select Security , using the cursor keys to move down the menu. Select Password. Select Power-On Password. When the Enter New Password field opens, leave it blank and press Enter twice.
In the Changes have been saved window, press Enter. Press F10; then, in the Setup confirmation window, select Yes.
IBM Rescue and Recovery screen opens. For the other models, enter the POP. If Using Passphrase item is displayed in the menu, this function is available on the ThinkPad computer. The system Restart Required window is displayed.
Click Yes. Select Security , using the cursor directional keys to move down the menu. Attention: If User only mode is selected and the user HDP has been forgotten and cannot be made available to the servicer, IBM does not provide any services to reset the user HDPs or to recover data from the hard disk drive. Select Start setup utility. Select Hard-disk x password , where x is the letter of the hard disk drive.
A pop-up window opens. Select Master HDP. Select Yes in the Setup Configuration window. For the other models, enter the master HDP. To reduce power consumption, the computer has three power management modes: screen blank, standby, and hibernation.
When the computer enters standby mode, the following events occur in addition to what occurs in screen blank mode:. Even if you do not set the low-battery alarm, the charge indicator notifies you when the battery is low, and then the.
This default low-battery behavior is independent of the operating system; so if you have set the low-battery alarm, the computer may not do what you specified. It chooses either your setting or the default setting, whichever is appropriate. If you are using the ACPI operating system, only the low-battery alarm is available. To cause the computer to return from standby mode and resume operation, do one of the following:.
Also, in either of the following events, the computer automatically returns from standby mode and resumes operation:. Note: The computer does not accept any input immediately after it enters standby mode.
Wait a few seconds before taking any action to reenter operation mode. Note: If the computer enters the hibernation mode while it is docked to the docking station, do not undock it before resuming normal operation.
If you do undock it and then try to resume normal operation, you will get an error message, and you will have to restart the system. Also, the computer goes into hibernation mode automatically in either of the following conditions:. When the power is turned on, the computer returns from hibernation mode and resumes operation.
The hibernation file in the boot record on the hard disk drive is read, and system status is restored from the hard disk drive. Use the following procedures as a guide in identifying and correcting problems with the ThinkPad computer. Note: The diagnostic tests are intended to test only IBM products.
The use of non-IBM products, prototype cards, or modified options can lead to false indications of errors and invalid system responses.
Identify the failing symptoms in as much detail as possible. Verify the symptoms. Try to re-create the failure by running the diagnostic test or by repeating the operation.
You can detect errors by running the diagnostics test included in PC-Doctor. This section is an overview of the procedure.
For some possible configurations of the computer, PC-Doctor might not run correctly. Note: When you initialize the computer configuration, some devices are disabled, such as the serial port. If you test one of these devices, you will need to enable it by using PS2. PC-Doctor cannot be used to test a device that is in the docking station, even if the computer supports the docking station. A batch file automatically starts up to prompt you through the process of creating diskettes.
You are notified of how many diskettes you will need. You are prompted to insert each diskette in sequence. Typically, all you need to do is to press the Enter key for the floppy drive; the system then formats and creates the diskette.
Once all the diskettes have been created, the ThinkPad computer will reboot. The user is asked to remove all diskettes from the drive, or to insert the first diskette created if it is desired to run the diagnostics. Note: In the following procedure, you can select an item not only with the arrow keys, but also with the TrackPoint pointer. Instead of pressing Enter, click the left button. Insert the PC-Doctor disk into the diskette drive; then power on the computer. On the first screen, select the model and press Enter.
Follow the instructions on the screen. The main panel of PC-Doctor appears. Select Diagnostics with the arrow keys, and press Enter. Note: PC-Doctor menu does not mean the formal support device list. Some unsupported device names may appear in the PC-Doctor menu. Run the applicable function test. If there is a problem, PC-Doctor shows messages describing it. To exit the test, select Quit — Exit Diag.
To cancel the test, press Esc. Note: After running PC-Doctor, check the time and date on the system and reset them if they are incorrect. Check that power is supplied when you turn on the computer. Disconnect the ac adapter and install the charged battery pack. Check that the battery pack supplies power when you turn on the computer. If you suspect a power problem, see the appropriate one of the following power supply checkouts:.
Unplug the ac adapter cable from the computer. Measure the output voltage at the plug of the ac adapter cable. See the following figure:. If the voltage is not correct, replace the ac adapter. If the voltage is acceptable, do the following: v Replace the system board. Note: Noise from the ac adapter does not always indicate a defect. Perform operational charging. If the battery status indicator or icon does not turn on, remove the battery pack and let it return to room temperature. Reinstall the battery pack.
If the charge indicator or icon still does not turn on, replace the battery pack. If the charge indicator still does not turn on, replace the system board. Then reinstall the battery pack. If it is still not charged, go to the next section. This protects the battery pack from being overcharged or from having a shortened life. To check your battery, move your cursor to the Power Meter icon in the icon tray of the Windows taskbar and wait for a moment but do not click , and the percentage of battery power remaining is displayed.
To get detailed information about the battery, double-click the Power Meter icon. Note: If the battery pack becomes hot, it may not be able to charge. Remove it from the computer and leave it at room temperature for a while. Laser radiation when open. Do not stare into the beam, do not view directly with optical instruments, and avoid direct exposure to the beam. Rayonnement laser si carter ouvert. Some descriptions might not apply to your particular computer.
Drives in the computer that you are servicing may have had their start sequence altered. If you select an incorrect drive, data or programs might be overwritten. Single failures can occur for a variety of reasons that have nothing to do with a hardware defect, such as cosmic radiation, electrostatic discharge, or software errors. Consider replacing a FRU only when a problem reoccurs. If you suspect that a FRU is defective, clear the error log and run the test again.
If the error does not recur, do not replace the FRU. What to do first: When you do return a FRU, you must include the following information in the parts exchange form or parts return form that you attach to it:.
Name and phone number of servicer. Date on which the machine failed. Failure symptoms, error codes appearing on the display, and beep symptoms.
Procedure index and page number in which the failing FRU was detected. Failing FRU name and part number. Machine type, model number, and serial number. Note for warranty: During the warranty period, the customer may be responsible for repair costs if the computer damage was caused by misuse, accident, modification, unsuitable physical or operating environment, or improper maintenance by the customer. The following list provides some common items that are not covered under warranty and some symptoms that might indicate that the system was subjected to stress beyond normal use.
Before checking problems with the computer, determine whether the damage is covered under the warranty by referring to the following:. The following symptoms might indicate damage caused by non-warranted activities:. To restore the pre-installed software, you can use either the Product Recovery program or a Recovery CD.
The Product Recovery program is in a section of the hard disk drive the Service Partition that is not displayed by Windows Explorer. Use the Recovery CD if it was provided with the computer. To use the Product Recovery program to restore the pre-installed software, do the following:. Save all files and shut down the desktop. Turn on the computer. Quickly press F11 when this message is displayed on the screen This message is displayed for only a few seconds.
Note: If this message does not appear, you can use a Recovery Repair diskette to get access to the Product Recovery program. From the list displayed on the screen, select the operating system you want to recover. Select the recovery options you want, and follow the instructions on the screen.
Boot with Recovery CD and boot diskette if required. Reinstall the Product Recovery Program? Note: If the hard-disk drive contains any partitions, you will not receive this menu - go to step 1.
System will automatically reboot during this process. Product Recovery program If a menu appears asking which operating system to install, highlight proper operating system and press. Follow prompts to complete the Recovery Process. The Recovery Repair diskette is used to recover the prompt that is needed to access the Product Recovery program, if the prompt does not appear.
Make a Recovery Repair diskette and save it for future use. Shut down and turn off the computer. Attach the external diskette drive to the computer. At the prompt, press F The option to press F11 appears for only a few seconds. You must press F11 quickly. The Product Recovery program main menu appears. If you are using Windows Professional, you will be prompted to select the appropriate operating system setting.
This menu does not appear for Windows 98 SE. Select System Utilities from the main menu. Select Create a Recovery Repair diskette. Press Enter. Follow the on-screen instructions. When the process is completed, label the diskette as the Recovery Repair diskette and save it for future use.
Insert the Recovery Repair diskette into the drive; then turn on the computer. When the power-on password, the hard disk password, or the supervisor password is used, a password prompt appears on the screen whenever the computer is turned on. The computer does not start until the password is entered.
Power-on password: A power-on password POP protects the system from being powered on by an unauthorized person. The password must be entered before an operating system can be booted.
Hard disk password: There are two hard-disk passwords HDPs :. The system administrator then provides the user HDP to the system user.
If a master HDP was set and can be recalled, this will allow access to the hard-disk drive. The hard-disk drive can be replaced for a scheduled fee. If the SVP has been forgotten and cannot be made available to the servicer, there is no service procedure to reset the password. The system board must be replaced for a scheduled fee. How to remove the power-on password: To remove the POP, do the following:. Power on the computer while pressing and holding F1.
Enter the supervisor password. Select Password , using the cursor keys to move down the menu. Select Power-on password. A pop-up window opens. Enter the password. When the Enter New Password field opens, leave it blank and press Enter twice.
Press F10 ; then click Exit. Select Yes in the Setup Configuration window. The POP has been removed. Remove the DIMM cover from the bottom of the computer. Remove the backup battery. Turn on the computer and wait until the POST ends. After the POST ends, the password prompt does not appear.
Reinstall the backup battery and the DIMM cover. If User only mode is selected and the user HDP is forgotten and cannot be made available to the servicer, IBM does not provide any services to reset the user HDPs nor recover data from the hard-disk drive.
Power on the computer by pressing and holding F1. Enter the SVP. Select Hard-disk x password , where x is the letter of the hard-disk drive.
Press F To reduce power consumption, the computer has three power management modes: screen blank, standby, and hibernation. Screen blank mode: In screen blank mode, the following occurs:. Note: Screen blank mode in Windows 98 is called standby mode in Windows To end screen blank mode and resume normal operation, press any key.
Standby mode: When the computer enters standby mode, the following events occur in addition to what occurs in screen blank mode:. Note: Screen blank mode in Windows 98 and Windows is called standby mode in Windows To prevent the computer from entering standby mode when the LCD is closed, click. Note: Noise from the ac adapter does not always indicate a defect. Perform operational charging. If the battery status indicator or icon does not turn on, remove the battery pack and let it return to room temperature.
Reinstall the battery pack. If the charge indicator or icon still does not turn on, replace the battery pack. If the charge indicator still does not turn on, replace the system board. Then reinstall the battery pack. If it is still not charged, go to the next section. This protects the battery pack from being overcharged or from having a shortened life.
To check the status of your battery, move your cursor to the Power Meter icon in the icon tray of the Windows taskbar and wait for a moment but do not click , and the percentage of battery power remaining is displayed. To get detailed information about the battery, double-click the Power Meter icon. Note: If the battery pack becomes hot, it may not be able to charge.
Remove it from the computer and leave it at room temperature for a while. After it cools down, reinstall and recharge it. Note: Recharging will take at least 3 hours, even if the indicator does not turn on. The resistance must be 4 to 30 K.
If the resistance is not correct, replace the battery pack. If the resistance is correct, replace the system board. Power off the computer, and unplug the ac adapter from it. Turn the computer upside down. Measure the voltage of the backup battery. See the following figure. Welcome to ManualMachine. We have sent a verification link to to complete your registration.
Log In Sign Up. Forgot password? Enter your email address and check your inbox. Please check your email for further instructions. Enter a new password. Please check out our eBay auctions for more great deals on Factory Service Manuals: servicemanuals4u. Contents About this manual. The manual is divided into sections as follows: v The common sections provide general information, guidelines, and safety information required in servicing computers.
Important This manual is intended for trained service personnel who are familiar with ThinkPad products. Use the following strategy to prevent unnecessary expense for replacing and servicing FRUs: v If you are instructed to replace a FRU but the replacement does not correct the problem, reinstall the original FRU before you continue. Important service information Strategy for replacing a hard disk drive Always try to run a low-level format before replacing a hard disk drive.
How to use error messages Use the error codes displayed on the screen to diagnose failures. Diskette compatibility matrix The compatibility of each of the drives with the diskettes for it is as follows: Diskette Diskette Compatibility drive capacity 3.
Safety notices Safety notice 1 Before the computer is powered on after FRU replacement, make sure all screws, springs, and other small parts are in place and are not left loose inside the computer. Safety notices continuation of safety notice 4 La batteria di supporto e una batteria al litio e puo incendiarsi, esplodere o procurare gravi ustioni. Safety notices Safety notice 5 If the LCD breaks and the fluid from inside the LCD gets into your eyes or on your hands, immediately wash the affected areas with water for at least 15 minutes.
Safety notices Safety notice 7 DANGER Though the main batteries have low voltage, a shorted or grounded battery can produce enough current to burn personnel or combustible materials. Safety notices Safety notice 8 DANGER Before removing any FRU, power off the computer, unplug all power cords from electrical outlets, remove the battery pack, and then disconnect any interconnecting cables.
Safety information Safety information The following section presents safety information with which you need to be familiar before you service an IBM mobile computer.
General safety Follow these rules to ensure general safety: v Observe good housekeeping in the area of the machines during and after maintenance. Safety information v After service, reinstall all safety shields, guards, labels, and ground wires. WARNING Handling the cord on this product or cords associated with accessories sold with this product will expose you to lead, a chemical known to the State of California to cause cancer, and birth defects or other reproductive harm. Electrical safety Observe the following rules when working on electrical equipment.
Important Use only approved tools and test equipment. Safety information — Ensure that another person, familiar with the power-off controls, is near you. This practice ensures correct grounding of the units. Safety information Safety inspection guide The purpose of this inspection guide is to assist you in identifying potentially unsafe conditions. Consider these conditions and the safety hazards they present: v Electrical hazards, especially primary power primary voltage on the frame can cause serious or fatal electrical shock v Explosive hazards, such as a damaged CRT face or a bulging capacitor v Mechanical hazards, such as loose or missing hardware To determine whether there are any potentially unsafe conditions, use the following checklist at the beginning of every service task.
Checklist: 1. Check the power cord for: a. Remove the cover. Safety information 8. Handling devices that are sensitive to electrostatic discharge Any computer part containing transistors or integrated circuits ICs should be considered sensitive to electrostatic discharge ESD. Notes 1. When handling ESD-sensitive parts: v Keep the parts in protective packages until they are inserted into the product.
Note The use of a grounding system to guard against ESD damage is desirable but not necessary. Safety information — Use the round ground prong of the ac plug on ac-operated computers.
Grounding requirements Electrical grounding of the computer is required for operator safety and correct system function. Read this first Before you go to the checkout guide, be sure to read this section.
Important notes v Only certified trained personnel should service the computer. Name and phone number of servicer. Reinstall the Product Recovery program? Related service information 5. Power-on password: A power-on password POP protects the system from being powered on by an unauthorized person. Turn off the computer. Remove the battery pack.
Remove the backup battery. Related service information 9. How to remove the hard-disk password Attention: If User only mode is selected and the user HDP has been forgotten and cannot be made available to the servicer, IBM does not provide any services to reset the user HDPs or to recover data from the hard disk drive.
Press F Related service information 3. Power management To reduce power consumption, the computer has three power management modes: screen blank, standby, and hibernation. Screen blank mode Screen blank mode has three variants, as follows: 1. To end screen blank mode and resume normal operation, press any key. Standby mode When the computer enters standby mode, the following events occur in addition to what occurs in screen blank mode: v The LCD is powered off.
Related service information Note for the APM operating system: Even if you do not set the low-battery alarm, the charge indicator notifies you when the battery is low, and then the computer enters the power-saving mode automatically. To cause the computer to return from standby mode and resume operation, do one of the following: v Press the Fn key. Also, in either of the following events, the computer automatically returns from standby mode and resumes operation: v The ring indicator RI is signaled by a serial device or a PC Card device.
Related service information v If you are using the ACPI operating system and have defined one of the following actions as the event that causes the system to go into hibernation mode, perform that action. Checkout guide Checkout guide Use the following procedures as a guide in identifying and correcting problems with the ThinkPad computer. To run the test, do as follows: Note: In the following procedure, you can select an item not only with the arrow keys, but also with the TrackPoint.
Checkout guide 3. A pull-down menu appears. Its exact form depends on the model. All Rights Reserved.
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