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... 39 Numeric error codes 39 Error messages 43 Beep symptoms 44 No-beep symptoms 44 LCD-related symptoms 45 Intermittent problems 46 Undetermined problems 46 ThinkPad T61 and T61p (14.1-inch) . . 47 Specifications 47 Status indicators 50 FRU tests 53 Fn key combinations 55 FRU replacement notices 58 Screw notices 58 Retaining... 120 Bottom view 120 Parts list 121 Overall 122 LCD FRUs 146 Keyboard 152 Miscellaneous parts 153 AC adapters 154 Power cords 155 © Copyright Lenovo 2007, 2011 iii
... 39 Numeric error codes 39 Error messages 43 Beep symptoms 44 No-beep symptoms 44 LCD-related symptoms 45 Intermittent problems 46 Undetermined problems 46 ThinkPad T61 and T61p (14.1-inch) . . 47 Specifications 47 Status indicators 50 FRU tests 53 Fn key combinations 55 FRU replacement notices 58 Screw notices 58 Retaining... 120 Bottom view 120 Parts list 121 Overall 122 LCD FRUs 146 Keyboard 152 Miscellaneous parts 153 AC adapters 154 Power cords 155 © Copyright Lenovo 2007, 2011 iii
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Recovery discs 156 Common service tools 165 Notices 167 Trademarks 168 iv ThinkPad T61 and T61p (14.1-inch) Hardware Maintenance Manual
Recovery discs 156 Common service tools 165 Notices 167 Trademarks 168 iv ThinkPad T61 and T61p (14.1-inch) Hardware Maintenance Manual
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... diagnostic tests to read all the information under "Safety information" on page 1 and "Important service information" on page 17. © Copyright Lenovo 2007, 2011 v ThinkPad T61 and T61p (14.1-inch) MT 8889, 8890, 8891, 8892, 8893, 8894, 8895, 8896, 8897, 8898, 8899, 8900, 8938, and 8939 Use this manual This manual contains service and...
... diagnostic tests to read all the information under "Safety information" on page 1 and "Important service information" on page 17. © Copyright Lenovo 2007, 2011 v ThinkPad T61 and T61p (14.1-inch) MT 8889, 8890, 8891, 8892, 8893, 8894, 8895, 8896, 8897, 8898, 8899, 8900, 8938, and 8939 Use this manual This manual contains service and...
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v "General safety" on page 2 v "Electrical safety" on page 3 v "Safety inspection guide" on page 5 v "Handling devices that you need to electrostatic discharge" on page 6 v "Grounding requirements" on page 6 v "Safety notices: multilingual translations" on page 7 v "Laser compliance statement" on page 14 © Copyright Lenovo 2007, 2011 1 Safety information This chapter presents following safety information that are sensitive to be familiar with before you service a ThinkPad computer.
v "General safety" on page 2 v "Electrical safety" on page 3 v "Safety inspection guide" on page 5 v "Handling devices that you need to electrostatic discharge" on page 6 v "Grounding requirements" on page 6 v "Safety notices: multilingual translations" on page 7 v "Laser compliance statement" on page 14 © Copyright Lenovo 2007, 2011 1 Safety information This chapter presents following safety information that are sensitive to be familiar with before you service a ThinkPad computer.
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... solvents, or working in any safety device that you . Replace any other conditions that other people will not trip over it with labels or stickers. 2 ThinkPad T61 and T61p (14.1-inch) Hardware Maintenance Manual v Reinstall all safety shields, guards, labels, and ground wires. General safety Follow these rules to ensure general safety...
... solvents, or working in any safety device that you . Replace any other conditions that other people will not trip over it with labels or stickers. 2 ThinkPad T61 and T61p (14.1-inch) Hardware Maintenance Manual v Reinstall all safety shields, guards, labels, and ground wires. General safety Follow these rules to ensure general safety...
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Pumps - Send another person to get medical aid. 4 ThinkPad T61 and T61p (14.1-inch) Hardware Maintenance Manual such touching can cause personal injury and machine damage. Switch off power. - Blowers and fans - do not become a ...
Pumps - Send another person to get medical aid. 4 ThinkPad T61 and T61p (14.1-inch) Hardware Maintenance Manual such touching can cause personal injury and machine damage. Switch off power. - Blowers and fans - do not become a ...
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... the power cord. 3. If any unsafe conditions are any potentially unsafe conditions, use good judgment to identify potential safety hazards due to attachment of non-ThinkPad features or options not covered by this inspection guide is to measure third-wire ground continuity for any obvious non...-ThinkPad alterations. Power off , and the power cord disconnected. Checklist: 1. Check for 0.1 ohm or less between the external ground pin and the frame ground. Check for ...
... the power cord. 3. If any unsafe conditions are any potentially unsafe conditions, use good judgment to identify potential safety hazards due to attachment of non-ThinkPad features or options not covered by this inspection guide is to measure third-wire ground continuity for any obvious non...-ThinkPad alterations. Power off , and the power cord disconnected. Checklist: 1. Check for 0.1 ohm or less between the external ground pin and the frame ground. Check for ...
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... clip to guard against ESD damage is especially useful when handling ESD-sensitive devices. Notes: 1. v Wear a grounded wrist strap against ESD damage by a certified electrician. 6 ThinkPad T61 and T61p (14.1-inch) Hardware Maintenance Manual When working on ac-operated computers. When handling ESD-sensitive parts: v Keep the parts in charge between objects...
... clip to guard against ESD damage is especially useful when handling ESD-sensitive devices. Notes: 1. v Wear a grounded wrist strap against ESD damage by a certified electrician. 6 ThinkPad T61 and T61p (14.1-inch) Hardware Maintenance Manual When working on ac-operated computers. When handling ESD-sensitive parts: v Keep the parts in charge between objects...
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... l'esposizione a. There are no serviceable parts inside those specified herein might result in the U.S. Do not open. 14 ThinkPad T61 and T61p (14.1-inch) Hardware Maintenance Manual Laser compliance statement Some models of ThinkPad computer are equipped from the factory with an optical storage device such as options. to conform to hazardous laser...
... l'esposizione a. There are no serviceable parts inside those specified herein might result in the U.S. Do not open. 14 ThinkPad T61 and T61p (14.1-inch) Hardware Maintenance Manual Laser compliance statement Some models of ThinkPad computer are equipped from the factory with an optical storage device such as options. to conform to hazardous laser...
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16 ThinkPad T61 and T61p (14.1-inch) Hardware Maintenance Manual
16 ThinkPad T61 and T61p (14.1-inch) Hardware Maintenance Manual
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... the other one , to see whether the error symptom is listed in the Symptom-to those settings remain in the computer you are servicing. 18 ThinkPad T61 and T61p (14.1-inch) Hardware Maintenance Manual Important notice for replacing a hard disk drive Always try to diagnose failures. If more than one FRU, any...
... the other one , to see whether the error symptom is listed in the Symptom-to those settings remain in the computer you are servicing. 18 ThinkPad T61 and T61p (14.1-inch) Hardware Maintenance Manual Important notice for replacing a hard disk drive Always try to diagnose failures. If more than one FRU, any...
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... by Category" select SERVICE PARTS. hard disk drive, system board, microprocessor, LCD, and memory) v eSupport can access Eclaim at the following Web site: http://www.lenovo.com/ support v To view the key commodities, click on PARTS INFORMATION, then PARTS LOOKUP. The key commodities will be returned in PEW). v To view the... ID, MT and Serial, and the key commodities will access PEW when performing Entitlement Lookup. v eSupport can be accessed at the MT Model level. 20 ThinkPad T61 and T61p (14.1-inch) Hardware Maintenance Manual
... by Category" select SERVICE PARTS. hard disk drive, system board, microprocessor, LCD, and memory) v eSupport can access Eclaim at the following Web site: http://www.lenovo.com/ support v To view the key commodities, click on PARTS INFORMATION, then PARTS LOOKUP. The key commodities will be returned in PEW). v To view the... ID, MT and Serial, and the key commodities will access PEW when performing Entitlement Lookup. v eSupport can be accessed at the MT Model level. 20 ThinkPad T61 and T61p (14.1-inch) Hardware Maintenance Manual
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22 ThinkPad T61 and T61p (14.1-inch) Hardware Maintenance Manual
22 ThinkPad T61 and T61p (14.1-inch) Hardware Maintenance Manual
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Some descriptions might not apply to replace a nondefective FRU. © Copyright Lenovo 2007, 2011 23 Important notes: v Only certified trained personnel should not be replaced because of a single, unreproducible failure. Drives in this chapter apply to any ... might be sure to the FRU parts list. If you replace FRUs, use new nylon-coated screws. v A FRU should service the computer. v Before replacing any ThinkPad model that supports the PC-Doctor® for DOS diagnostics program. General checkout This chapter presents following important notes.
Some descriptions might not apply to replace a nondefective FRU. © Copyright Lenovo 2007, 2011 23 Important notes: v Only certified trained personnel should not be replaced because of a single, unreproducible failure. Drives in this chapter apply to any ... might be sure to the FRU parts list. If you replace FRUs, use new nylon-coated screws. v A FRU should service the computer. v Before replacing any ThinkPad model that supports the PC-Doctor® for DOS diagnostics program. General checkout This chapter presents following important notes.
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... __ 6. Procedure index and page number in the parts exchange form or parts return form that have been subjected to excessive force, or dropped. 24 ThinkPad T61 and T61p (14.1-inch) Hardware Maintenance Manual Failure symptoms, error codes appearing on which the failing FRU was detected __ 7. Customer's name and address Note...
... __ 6. Procedure index and page number in the parts exchange form or parts return form that have been subjected to excessive force, or dropped. 24 ThinkPad T61 and T61p (14.1-inch) Hardware Maintenance Manual Failure symptoms, error codes appearing on which the failing FRU was detected __ 7. Customer's name and address Note...
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Verify the symptoms. Try to test only ThinkPad products. Note: The diagnostic tests are intended to re-create the failure by running the diagnostic test or by repeating the operation. General checkout 25 Identify the failing symptoms in as much detail as a guide in identifying and correcting problems with the ThinkPad computer. Checkout guide Use the following procedures as possible. 2. The use of non-ThinkPad products, prototype cards, or modified options can lead to false indications of errors and invalid system responses. 1.
Verify the symptoms. Try to test only ThinkPad products. Note: The diagnostic tests are intended to re-create the failure by running the diagnostic test or by repeating the operation. General checkout 25 Identify the failing symptoms in as much detail as a guide in identifying and correcting problems with the ThinkPad computer. Checkout guide Use the following procedures as possible. 2. The use of non-ThinkPad products, prototype cards, or modified options can lead to false indications of errors and invalid system responses. 1.
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... utility for DOS. Note: PC-Doctor for DOS (hereafter called PC-Doctor for DOS is available on the following Web site: http://www.lenovo.com/ support To create the PC-Doctor diagnostic diskette, follow the instruction on the Web site. however, you will need to test a ...of these devices, you cannot change the parameters that depend on model-unique functions, refer to "Power system checkout" on page 39. 26 ThinkPad T61 and T61p (14.1-inch) Hardware Maintenance Manual If the computer cannot be used to initialize the computer setup by running the diagnostics test included...
... utility for DOS. Note: PC-Doctor for DOS (hereafter called PC-Doctor for DOS is available on the following Web site: http://www.lenovo.com/ support To create the PC-Doctor diagnostic diskette, follow the instruction on the Web site. however, you will need to test a ...of these devices, you cannot change the parameters that depend on model-unique functions, refer to "Power system checkout" on page 39. 26 ThinkPad T61 and T61p (14.1-inch) Hardware Maintenance Manual If the computer cannot be used to initialize the computer setup by running the diagnostics test included...