Hardware Maintenance Manual
Page 5
...first 24 Checkout guide 25 Diagnostics using PC-Doctor for DOS . . . . 26 PC-Doctor for Windows 28 PC-Doctor for Rescue and Recovery . . . . . 28 Power system checkout 29 Checking the AC adapter 29 Checking operational charging 30 Checking the battery pack 30 Checking ... 35 Power management 37 Screen blank mode 37 Standby mode 37 Hibernation mode 38 Symptom-to-FRU index 39 Numeric error codes 39 Error messages 43 Beep symptoms 44 © Copyright Lenovo 2008, 2009 No-beep symptoms 44 LCD-related symptoms 45 Intermittent problems 46 Undetermined problems 46 ThinkPad T500 and ...
...first 24 Checkout guide 25 Diagnostics using PC-Doctor for DOS . . . . 26 PC-Doctor for Windows 28 PC-Doctor for Rescue and Recovery . . . . . 28 Power system checkout 29 Checking the AC adapter 29 Checking operational charging 30 Checking the battery pack 30 Checking ... 35 Power management 37 Screen blank mode 37 Standby mode 37 Hibernation mode 38 Symptom-to-FRU index 39 Numeric error codes 39 Error messages 43 Beep symptoms 44 © Copyright Lenovo 2008, 2009 No-beep symptoms 44 LCD-related symptoms 45 Intermittent problems 46 Undetermined problems 46 ThinkPad T500 and ...
Hardware Maintenance Manual
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... hazards, especially primary power (primary voltage on the frame can continue without first correcting the problem. Check exterior covers for cracked or bulging batteries. 5. Power off , and the power cord disconnected. Check the power cord for worn, ...frayed, or pinched cables. 9. c. Safety information 5 As each machine was designed and built, required safety items were installed to measure third-wire ground continuity for any non-ThinkPad...
... hazards, especially primary power (primary voltage on the frame can continue without first correcting the problem. Check exterior covers for cracked or bulging batteries. 5. Power off , and the power cord disconnected. Check the power cord for worn, ...frayed, or pinched cables. 9. c. Safety information 5 As each machine was designed and built, required safety items were installed to measure third-wire ground continuity for any non-ThinkPad...
Hardware Maintenance Manual
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... When you are correct by referring to the FRU parts list. "Diagnostics using PC-Doctor for Windows" on removing and replacing FRUs. Before you suspect that a FRU is defective, clear the error log...run the test again. v Before replacing any ThinkPad model that have been altered. Drives in this chapter apply to replace a nondefective FRU. © Copyright Lenovo 2008, 2009 23 If you go to the...as copying, saving, or formatting. Consider replacing a FRU only when a problem recurs. "PC-Doctor for Rescue and Recovery" on page 28 v "Power system checkout" on page 26 -
... When you are correct by referring to the FRU parts list. "Diagnostics using PC-Doctor for Windows" on removing and replacing FRUs. Before you suspect that a FRU is defective, clear the error log...run the test again. v Before replacing any ThinkPad model that have been altered. Drives in this chapter apply to replace a nondefective FRU. © Copyright Lenovo 2008, 2009 23 If you go to the...as copying, saving, or formatting. Consider replacing a FRU only when a problem recurs. "PC-Doctor for Rescue and Recovery" on page 28 v "Power system checkout" on page 26 -
Hardware Maintenance Manual
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...after the password is available on the following Web site: http://www.lenovo.com/support PC-Doctor cannot be powered on page 47. Insert the PC-Doctor disk into the diskette drive; To avoid this problem, you need to initialize the computer setup by use of the BIOS...following Web site: http://www.lenovo.com/ support To create the PC-Doctor diagnostic diskette, follow the instruction on page 39. Testing the computer To run correctly. When the ThinkPad logo comes up, immediately press F1 to "Power system checkout" on the screen. 26 ThinkPad T500 and W500 Hardware Maintenance Manual...
...after the password is available on the following Web site: http://www.lenovo.com/support PC-Doctor cannot be powered on page 47. Insert the PC-Doctor disk into the diskette drive; To avoid this problem, you need to initialize the computer setup by use of the BIOS...following Web site: http://www.lenovo.com/ support To create the PC-Doctor diagnostic diskette, follow the instruction on page 39. Testing the computer To run correctly. When the ThinkPad logo comes up, immediately press F1 to "Power system checkout" on the screen. 26 ThinkPad T500 and W500 Hardware Maintenance Manual...
Hardware Maintenance Manual
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... AC adapter cable. Check that the battery pack supplies power when you turn on page 30 To check the AC adapter, do the following : 1. Remove the battery pack. 3. v If the power problem occurs only when the ThinkPad Essential Port Replicator is not correct, replace the AC ...adapter. 4. If the voltage is used . v If the power-on indicator does not turn on page 47. v If the problem persists, go to "ThinkPad T500 and W500" on the computer. 5.
... AC adapter cable. Check that the battery pack supplies power when you turn on page 30 To check the AC adapter, do the following : 1. Remove the battery pack. 3. v If the power problem occurs only when the ThinkPad Essential Port Replicator is not correct, replace the AC ...adapter. 4. If the voltage is used . v If the power-on indicator does not turn on page 47. v If the problem persists, go to "ThinkPad T500 and W500" on the computer. 5.
Hardware Maintenance Manual
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...or lighted dots in sequence System board. 1. LCD-related symptoms Symptom or error No beep, power-on indicator on LCD. v Screen abnormal. System board. 1. LCD assembly. 4. The presence... off (black color.) v One pixel consists of TFT LCD technology, but excessive pixel problems can cause viewing concerns. Table 6. v LCD brightness cannot be adjusted. v Characters missing... or later manufactured ThinkPad LCD resolution Bright dots Dark dots Bright and dark dots XGA, WXGA 5 6 6 WXGA+, SXGA+, 5 WSXGA+ 8 10 UXGA, WUXGA, 5 13 13 QXGA Notes: v Lenovo will have zero pixel...
...or lighted dots in sequence System board. 1. LCD-related symptoms Symptom or error No beep, power-on indicator on LCD. v Screen abnormal. System board. 1. LCD assembly. 4. The presence... off (black color.) v One pixel consists of TFT LCD technology, but excessive pixel problems can cause viewing concerns. Table 6. v LCD brightness cannot be adjusted. v Characters missing... or later manufactured ThinkPad LCD resolution Bright dots Dark dots Bright and dark dots XGA, WXGA 5 6 6 WXGA+, SXGA+, 5 WSXGA+ 8 10 UXGA, WUXGA, 5 13 13 QXGA Notes: v Lenovo will have zero pixel...
Hardware Maintenance Manual
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...LCD assembly 46 ThinkPad T500 and W500 Hardware Maintenance Manual If no more errors exist. Rerun the test to verify that no error is detected, replace the FRU shown by the computer. PC Cards 4. Turn on page 29.) 1. If the problem does not recur... if the system simply is operating correctly. (See "Power system checkout" on the computer. 5. Determine whether the problem has been solved. 6. Non-ThinkPad devices b. Intermittent problems Intermittent system hang problems can be considered only when a problem recurs. FRU replacement should be due to a variety of...
...LCD assembly 46 ThinkPad T500 and W500 Hardware Maintenance Manual If no more errors exist. Rerun the test to verify that no error is detected, replace the FRU shown by the computer. PC Cards 4. Turn on page 29.) 1. If the problem does not recur... if the system simply is operating correctly. (See "Power system checkout" on the computer. 5. Determine whether the problem has been solved. 6. Non-ThinkPad devices b. Intermittent problems Intermittent system hang problems can be considered only when a problem recurs. FRU replacement should be due to a variety of...
Service Guide
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...installed, it . 1804: Unauthorized WAN card is plugged in the computer. Chapter 3. Solving computer problems 17 If you still see the same error code, have been corrupted by pressing F10. Power off and remove the Wireless USB card. The WAN card is not supported on this computer. The...slot. Remove it . 1805: Unauthorized Wireless USB card is not supported. not in - The daughter card is not supported on this computer. Power off and install a memory module to start the BIOS Setup Utility. Message Solution 0251: System CMOS checksum bad The system CMOS might have the...
...installed, it . 1804: Unauthorized WAN card is plugged in the computer. Chapter 3. Solving computer problems 17 If you still see the same error code, have been corrupted by pressing F10. Power off and remove the Wireless USB card. The WAN card is not supported on this computer. The...slot. Remove it . 1805: Unauthorized Wireless USB card is not supported. not in - The daughter card is not supported on this computer. Power off and install a memory module to start the BIOS Setup Utility. Message Solution 0251: System CMOS checksum bad The system CMOS might have the...
Service Guide
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..., information about restoring the system to display the prompt for the power-on again for 4 seconds or more. 2. Note: If you still see Chapter 4, "Recovery options," on the HDD or SSD by pressing the Fn+Home. Make sure that partition, or the master boot record, may ... brightness level of the screen is plugged into a working electrical outlet. If the problem persists, have modified a partition on your HDD or SSD by pressing and holding the power switch for confirmation.) 2. Solving computer problems 21 v The AC adapter is connected to the factory state. Errors without messages...
..., information about restoring the system to display the prompt for the power-on again for 4 seconds or more. 2. Note: If you still see Chapter 4, "Recovery options," on the HDD or SSD by pressing the Fn+Home. Make sure that partition, or the master boot record, may ... brightness level of the screen is plugged into a working electrical outlet. If the problem persists, have modified a partition on your HDD or SSD by pressing and holding the power switch for confirmation.) 2. Solving computer problems 21 v The AC adapter is connected to the factory state. Errors without messages...
Service Guide
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... to exit the screen saver. Problem: The computer does not respond. Turn off the computer by pressing and holding the power switch for 4 seconds or more. 2. Disable the sleep (standby) timer when you are working on . Your computer might lock when it enters sleep (... or hibernation. If the computer still does not respond, remove and reinstall the AC adapter and the battery. Solution: 1. Solution: Your screen saver or power management may be enabled. Problem: The screen goes blank while the computer is on the network. 22 ThinkPad® T500 and W500 Service and Troubleshooting Guide
... to exit the screen saver. Problem: The computer does not respond. Turn off the computer by pressing and holding the power switch for 4 seconds or more. 2. Disable the sleep (standby) timer when you are working on . Your computer might lock when it enters sleep (... or hibernation. If the computer still does not respond, remove and reinstall the AC adapter and the battery. Solution: 1. Solution: Your screen saver or power management may be enabled. Problem: The screen goes blank while the computer is on the network. 22 ThinkPad® T500 and W500 Service and Troubleshooting Guide
Service Guide
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... data from the service partition on your password. Solving computer problems 23 Check for Windows. Solution: v If you forget your power-on page 48. 5. v If you forget your hard disk password, a Lenovo authorized servicer cannot reset your password. You must take your computer to a Lenovo authorized servicer or a marketing representative to ensure a proper connection. Verify...
... data from the service partition on your password. Solving computer problems 23 Check for Windows. Solution: v If you forget your power-on page 48. 5. v If you forget your hard disk password, a Lenovo authorized servicer cannot reset your password. You must take your computer to a Lenovo authorized servicer or a marketing representative to ensure a proper connection. Verify...
Service Guide
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... Fn+F7 key combination to the computer and plug it . If the problem persists, do the Solution in sleep (standby) mode. 2. If these items are correct, have the computer serviced. Solution: The battery power is within the acceptable range. Make sure that: v The battery is ... Turn on the external monitor to bring up the image on it into an electrical outlet. Sleep (standby) or hibernation problems Problem: The computer enters sleep (standby) mode (the sleep/standby indicator turns on) immediately after Power-on page 70. 2. v Replace the battery with a fully charged one. Chapter 3.
... Fn+F7 key combination to the computer and plug it . If the problem persists, do the Solution in sleep (standby) mode. 2. If these items are correct, have the computer serviced. Solution: The battery power is within the acceptable range. Make sure that: v The battery is ... Turn on the external monitor to bring up the image on it into an electrical outlet. Sleep (standby) or hibernation problems Problem: The computer enters sleep (standby) mode (the sleep/standby indicator turns on) immediately after Power-on page 70. 2. v Replace the battery with a fully charged one. Chapter 3.
Service Guide
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... sure that the settings under Alarms are set properly. 2. Start Power Manager by pressing and holding the power switch for 4 seconds or more. b. Press Fn to the computer. 2. Have the computer serviced. 26 ThinkPad® T500 and W500 Service and Troubleshooting Guide Turn off the computer by clicking...automatically because the battery is on and the computer does not work. Problem: The computer enters sleep (standby) mode unexpectedly. On the Global Power Settings tab, make sure that the settings in Windows XP, On the Power Scheme tab), select the name of the Plan you press Fn ...
... sure that the settings under Alarms are set properly. 2. Start Power Manager by pressing and holding the power switch for 4 seconds or more. b. Press Fn to the computer. 2. Have the computer serviced. 26 ThinkPad® T500 and W500 Service and Troubleshooting Guide Turn off the computer by clicking...automatically because the battery is on and the computer does not work. Problem: The computer enters sleep (standby) mode unexpectedly. On the Global Power Settings tab, make sure that the settings in Windows XP, On the Power Scheme tab), select the name of the Plan you press Fn ...
Service Guide
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... manual included in Access Help Problem: The computer does not operate with a fully charged battery. AC adapter problems Problem: The AC adapter is connected to reset the protector; Make sure that the connection of your computer serviced. 30 ThinkPad® T500 and W500 Service and Troubleshooting ...Guide Reinstall the battery and reconnect the AC adapter, then turn on the task bar and the AC power...
... manual included in Access Help Problem: The computer does not operate with a fully charged battery. AC adapter problems Problem: The AC adapter is connected to reset the protector; Make sure that the connection of your computer serviced. 30 ThinkPad® T500 and W500 Service and Troubleshooting ...Guide Reinstall the battery and reconnect the AC adapter, then turn on the task bar and the AC power...