T20, T21, T22, T23 - Hardware Maintenance Manual (April 2002)
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IBM Mobile Systems ThinkPad Computer Hardware Maintenance Manual April 2002 This manual supports: ThinkPad T20, T21, T22, T23 (MT 2647/2648) ThinkPad Dock (MT 2631)
IBM Mobile Systems ThinkPad Computer Hardware Maintenance Manual April 2002 This manual supports: ThinkPad T20, T21, T22, T23 (MT 2647/2648) ThinkPad Dock (MT 2631)
T20, T21, T22, T23 - Hardware Maintenance Manual (April 2002)
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Check inside the unit for worn, frayed, or pinched cables. 8. Protect against ESD 16 ThinkPad T20, T21, T22, T23 (MT 2647/2648) A third-wire ground connector in the parts list. b. Check for any obvious unsafe conditions, such as metal filings, contamination, water ... fasteners (screws or rivets) have not been removed or tampered with the power off the computer. Check exterior covers for any obvious non-IBM alterations. Safety information If any unsafe conditions are present, you can continue without first correcting the problem. Disconnect the power cord. 3. Check...
Check inside the unit for worn, frayed, or pinched cables. 8. Protect against ESD 16 ThinkPad T20, T21, T22, T23 (MT 2647/2648) A third-wire ground connector in the parts list. b. Check for any obvious unsafe conditions, such as metal filings, contamination, water ... fasteners (screws or rivets) have not been removed or tampered with the power off the computer. Check exterior covers for any obvious non-IBM alterations. Safety information If any unsafe conditions are present, you can continue without first correcting the problem. Disconnect the power cord. 3. Check...
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.... Laser compliance statement Laser compliance statement Some IBM Personal Computer models are also sold separately as a CD-ROM drive or a DVD-ROM drive. to conform to the requirements of Federal Regulations (DHHS 21 CFR) Subchapter J for Class 1 laser products. 18 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Elsewhere, the drive is certified in...
.... Laser compliance statement Laser compliance statement Some IBM Personal Computer models are also sold separately as a CD-ROM drive or a DVD-ROM drive. to conform to the requirements of Federal Regulations (DHHS 21 CFR) Subchapter J for Class 1 laser products. 18 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Elsewhere, the drive is certified in...
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... When the Product Recovery program finishes running, the computer will restart with the pre-installed operating system, drivers, and software. 24 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Select Create a Recovery Repair diskette. Note: If this message is not displayed, you want to press F11 appears for ... want , and follow the instructions on the computer. Follow the on the screen, select the operating system you want to invoke the IBM Product Recovery program". At the prompt, press F11. (The option to recover. You must press F11 quickly.) The Product Recovery program main...
... When the Product Recovery program finishes running, the computer will restart with the pre-installed operating system, drivers, and software. 24 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Select Create a Recovery Repair diskette. Note: If this message is not displayed, you want to press F11 appears for ... want , and follow the instructions on the computer. Follow the on the screen, select the operating system you want to invoke the IBM Product Recovery program". At the prompt, press F11. (The option to recover. You must press F11 quickly.) The Product Recovery program main...
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...computer by pressing and holding F1. 2. If you are known, do the following: 1. Related service information 8. How to move down the menu. 4. The IBM BIOS Setup Utility menu appears. 3. Select Hard-disk x password, where x is selected and the user HDP has been forgotten and cannot be replaced for ... User only mode is the letter of the hard-disk drive. Power on the "LCD off timer" in IBM BIOS Setup Utility expires, v The LCD backlight turns off . 28 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Enter the SVP. A pop-up window opens. 5. Select Master HDP. 6. Press F10. 8. Both ...
...computer by pressing and holding F1. 2. If you are known, do the following: 1. Related service information 8. How to move down the menu. 4. The IBM BIOS Setup Utility menu appears. 3. Select Hard-disk x password, where x is selected and the user HDP has been forgotten and cannot be replaced for ... User only mode is the letter of the hard-disk drive. Power on the "LCD off timer" in IBM BIOS Setup Utility expires, v The LCD backlight turns off . 28 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Enter the SVP. A pop-up window opens. 5. Select Master HDP. 6. Press F10. 8. Both ...
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...the operation. If the computer cannot be used to "Power system checkout" on page 35, and check the power sources. 32 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Verify the symptoms. Try to re-create the failure by running the diagnostics test included in identifying and correcting problems with the... To test the Ultrabay 2000 device, install it in as much detail as the serial port. For some devices are intended to test only IBM products. To run correctly. Identify the failing symptoms in the Ultrabay 2000 slot of the computer. This section is in the docking station, even...
...the operation. If the computer cannot be used to "Power system checkout" on page 35, and check the power sources. 32 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Verify the symptoms. Try to re-create the failure by running the diagnostics test included in identifying and correcting problems with the... To test the Ultrabay 2000 device, install it in as much detail as the serial port. For some devices are intended to test only IBM products. To run correctly. Identify the failing symptoms in the Ultrabay 2000 slot of the computer. This section is in the docking station, even...
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... --> PCMCIA, PCMCIA External Loop 1. Interactive Tests --> Keyboard If the TrackPoint does not work, check the configuration in the ThinkPad Configuration program. Diagnostics --> Systemboard Diagnostics --> Other Devices --> IBM AC Adapter, IBM Battery 1 (IBM Battery 2) 1. Replace the modem jack and the modem card in turn, and run the following table shows the test for...-disk drive If enabling the TrackPoint does not correct the problem, continue with the following: v Interactive Tests --> Mouse Diagnostics --> Fixed Disks (continued) 46 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
... --> PCMCIA, PCMCIA External Loop 1. Interactive Tests --> Keyboard If the TrackPoint does not work, check the configuration in the ThinkPad Configuration program. Diagnostics --> Systemboard Diagnostics --> Other Devices --> IBM AC Adapter, IBM Battery 1 (IBM Battery 2) 1. Replace the modem jack and the modem card in turn, and run the following table shows the test for...-disk drive If enabling the TrackPoint does not correct the problem, continue with the following: v Interactive Tests --> Mouse Diagnostics --> Fixed Disks (continued) 46 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
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... in Windows 2000 and Windows XP. Reserved. Note: To use Fn+F3 for hibernation in Windows 2000 and Windows XP, you must have IBM PM device driver installed on your computer. Turn hibernation mode on or off the LCD display, leaving the screen blank. Reserved. Note: To...Windows 2000 and Windows XP, you must have IBM PM device driver installed on your computer. To return to normal operation, press the Fn key independently, without pressing a function key. The LCD becomes less bright. 48 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Key combination Fn+F1 Fn+F2 Fn...
... in Windows 2000 and Windows XP. Reserved. Note: To use Fn+F3 for hibernation in Windows 2000 and Windows XP, you must have IBM PM device driver installed on your computer. Turn hibernation mode on or off the LCD display, leaving the screen blank. Reserved. Note: To...Windows 2000 and Windows XP, you must have IBM PM device driver installed on your computer. To return to normal operation, press the Fn key independently, without pressing a function key. The LCD becomes less bright. 48 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Key combination Fn+F1 Fn+F2 Fn...
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... to -FRU index Symptom or error FRU or action, in IBM BIOS Setup Utility. 0230 Shadow RAM error-Shadow RAM fails at offset nnnn. 1. Hard-disk drive. 4. System board. 50 ThinkPad T20, T21, T22, T23 (MT 2647/2648) through a security gate 0195 Security hardware tamper detected ...1. Remove the Ethernet More than one specified in IBM BIOS Setup Utility. 3. DIMM. 2. device that you installed; System board....
... to -FRU index Symptom or error FRU or action, in IBM BIOS Setup Utility. 0230 Shadow RAM error-Shadow RAM fails at offset nnnn. 1. Hard-disk drive. 4. System board. 50 ThinkPad T20, T21, T22, T23 (MT 2647/2648) through a security gate 0195 Security hardware tamper detected ...1. Remove the Ethernet More than one specified in IBM BIOS Setup Utility. 3. DIMM. 2. device that you installed; System board....
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... changed, re-create the hibernation file. System board. 52 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Symptom-to what it was before the computer entered hibernation mode. 2. Thermal sensing error. System board. 1. Load "Setup Defaults" in IBM BIOS Setup Utility. 2. System board. 1. DIMM. 2. Enter IBM BIOS Setup Utility and see whether the hard-disk...
... changed, re-create the hibernation file. System board. 52 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Symptom-to what it was before the computer entered hibernation mode. 2. Thermal sensing error. System board. 1. Load "Setup Defaults" in IBM BIOS Setup Utility. 2. System board. 1. DIMM. 2. Enter IBM BIOS Setup Utility and see whether the hard-disk...
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...when you service this section carefully before replacing any FRU. Read this machine: v Keep the screw kit (for each step. 56 ThinkPad T20, T21, T22, T23 (MT 2647/2648) v They do not easily come loose, even with special nylon-coated screws that have a torque driver, refer to plastic Turn... (Cross-section) v Logic card to the "Torque" column for the P/N, see "Miscellaneous parts" on page 167) in your tool bag. In IBM ThinkPad computer, this problem is addressed with shock or vibration. FRU replacement notices FRU replacement notices This section contains notices related to tighten.
...when you service this section carefully before replacing any FRU. Read this machine: v Keep the screw kit (for each step. 56 ThinkPad T20, T21, T22, T23 (MT 2647/2648) v They do not easily come loose, even with special nylon-coated screws that have a torque driver, refer to plastic Turn... (Cross-section) v Logic card to the "Torque" column for the P/N, see "Miscellaneous parts" on page 167) in your tool bag. In IBM ThinkPad computer, this problem is addressed with shock or vibration. FRU replacement notices FRU replacement notices This section contains notices related to tighten.
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...Hong Kong S.A.R.) Switzerland P/N 76H3514* 76H3516* 76H3530* 76H3520* 76H3524* 76H3518* 76H3522* 76H3532* 76H3535* 02K0539* 76H3528* 172 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Parts list Common parts list Tools Triconnector wrap plug 72X8546 PC test card 35G4703 Audio wrap cable 66G5180 USB parallel ... 05K4695 5 mm socket wrench 05K4694 Screwdriver 27L8126 ThinkPad hardware maintenance diskette version - 1.62 Note: Download the file from the following Web site: http://www.ibm.com/pc/partner/infotips Power cords (system) IBM power cords for a specific country or region ...
...Hong Kong S.A.R.) Switzerland P/N 76H3514* 76H3516* 76H3530* 76H3520* 76H3524* 76H3518* 76H3522* 76H3532* 76H3535* 02K0539* 76H3528* 172 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Parts list Common parts list Tools Triconnector wrap plug 72X8546 PC test card 35G4703 Audio wrap cable 66G5180 USB parallel ... 05K4695 5 mm socket wrench 05K4694 Screwdriver 27L8126 ThinkPad hardware maintenance diskette version - 1.62 Note: Download the file from the following Web site: http://www.ibm.com/pc/partner/infotips Power cords (system) IBM power cords for a specific country or region ...
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... is not intended to these available in all countries in which IBM operates. Trademarks The following terms are trademarks of the IBM Corporation in the United States or other countries or both: Asset ID IBM OS/2 ThinkLight ThinkPad TrackPoint Ultrabay UltraPort Microsoft, Windows, Windows NT, and the Windows...the trademarks or service marks of IBM may be used . You can send license inquiries, in writing, to the IBM Director of this document does not give you any of the intellectual property rights of others. 174 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Any reference to make...
... is not intended to these available in all countries in which IBM operates. Trademarks The following terms are trademarks of the IBM Corporation in the United States or other countries or both: Asset ID IBM OS/2 ThinkLight ThinkPad TrackPoint Ultrabay UltraPort Microsoft, Windows, Windows NT, and the Windows...the trademarks or service marks of IBM may be used . You can send license inquiries, in writing, to the IBM Director of this document does not give you any of the intellectual property rights of others. 174 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Any reference to make...
English - 46L4325 - ThinkPad T20, T21User's Reference guide
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... manage and install engineering changes that each Machine 1) is free from the Machine's Date of IBM and must be 1) a "Repair" service at your place of purchase. Machine: IBM ThinkPad T20 and the Battery Pack Warranty period*: Model 2647 and 2648: Three Years except in the country of purchase for three months. During the warranty...
... manage and install engineering changes that each Machine 1) is free from the Machine's Date of IBM and must be 1) a "Repair" service at your place of purchase. Machine: IBM ThinkPad T20 and the Battery Pack Warranty period*: Model 2647 and 2648: Three Years except in the country of purchase for three months. During the warranty...
English - 46L4325 - ThinkPad T20, T21User's Reference guide
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Notices Electronic emission notices Federal Communications Commission (FCC) Statement ThinkPad T20, model number 2647, 2648, and 2649 This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of... These limits are available from that to the following measures: Reorient or relocate the receiving antenna. Increase the separation between the equipment and receiver. IBM is no guarantee that may cause harmful interference to meet FCC emission limits. Unauthorized changes or modifications could void the user's authority to correct the...
Notices Electronic emission notices Federal Communications Commission (FCC) Statement ThinkPad T20, model number 2647, 2648, and 2649 This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of... These limits are available from that to the following measures: Reorient or relocate the receiving antenna. Increase the separation between the equipment and receiver. IBM is no guarantee that may cause harmful interference to meet FCC emission limits. Unauthorized changes or modifications could void the user's authority to correct the...