Hardware Maintenance Manual
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... 15 Handling devices that are sensitive to electorostatic discharge 16 Grounding requirements 17 Laser compliance statement 18 General descriptions 21 Read this first 21 What to do first 21 Related service information 23 Service web site 23 ...Checkout guide 32 Testing the computer 33 Detecting system information with PC-Doctor. . . 34 Power system checkout 35 ThinkPad T20, T21, T22 and T23 series. . . . . 39 Product overview 41 Specifications 43 Status indicators 45 FRU Tests 47 Fn key ...a FRU 59 1010 Battery pack 60 1020 Backup battery 61 © Copyright IBM Corp. 2002 v
... 15 Handling devices that are sensitive to electorostatic discharge 16 Grounding requirements 17 Laser compliance statement 18 General descriptions 21 Read this first 21 What to do first 21 Related service information 23 Service web site 23 ...Checkout guide 32 Testing the computer 33 Detecting system information with PC-Doctor. . . 34 Power system checkout 35 ThinkPad T20, T21, T22 and T23 series. . . . . 39 Product overview 41 Specifications 43 Status indicators 45 FRU Tests 47 Fn key ...a FRU 59 1010 Battery pack 60 1020 Backup battery 61 © Copyright IBM Corp. 2002 v
Hardware Maintenance Manual
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...certified trained personnel should not be sure to replace a nondefective FRU. v Read the entire FRU removal and replacement page before replacing any ThinkPad model that you are correct by referring to the FRU parts list. v Be extremely careful during such write operations as cosmic radiation, ... chapter includes descriptions for any FRU. Read this section. Consider replacing a FRU only when a problem recurs. Date on which the machine failed © Copyright IBM Corp. 2002 21 Date of servicer __ 2. If the error does not recur, do with a hardware defect, such as copying...
...certified trained personnel should not be sure to replace a nondefective FRU. v Read the entire FRU removal and replacement page before replacing any ThinkPad model that you are correct by referring to the FRU parts list. v Be extremely careful during such write operations as cosmic radiation, ... chapter includes descriptions for any FRU. Read this section. Consider replacing a FRU only when a problem recurs. Date on which the machine failed © Copyright IBM Corp. 2002 21 Date of servicer __ 2. If the error does not recur, do with a hardware defect, such as copying...
Hardware Maintenance Manual
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... the recovery CD and the hard-disk drive at the same time so that was shipped with the pre-installed software when they arrive. General descriptions 23 In this case, you can recover the new hard-disk drive with the computer. For information on a hard-disk drive is in the... 28 Service web site When the latest maintenance diskette and the system program service diskette become available, a notice will be posted on http://www.ibm.com/pc/partner/infotips Restoring the preloaded system If the data on which CD to boot the computer. Creating a Recovery Repair diskette If the ...
... the recovery CD and the hard-disk drive at the same time so that was shipped with the pre-installed software when they arrive. General descriptions 23 In this case, you can recover the new hard-disk drive with the computer. For information on a hard-disk drive is in the... 28 Service web site When the latest maintenance diskette and the system program service diskette become available, a notice will be posted on http://www.ibm.com/pc/partner/infotips Restoring the preloaded system If the data on which CD to boot the computer. Creating a Recovery Repair diskette If the ...
Hardware Maintenance Manual
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... create the service partition, press N key, and then go to change CDs. Install preloaded system from the recovery CD, do not receive this process. General descriptions 25 Using the recovery CD To create the service partition and install the preloaded system from CD: 6. The service partition is created and loaded with...
... create the service partition, press N key, and then go to change CDs. Install preloaded system from the recovery CD, do not receive this process. General descriptions 25 Using the recovery CD To create the service partition and install the preloaded system from CD: 6. The service partition is created and loaded with...
Hardware Maintenance Manual
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... Turn on the computer by the servicer: 1. Reinstall the backup battery and the battery pack. (B) If an SVP has been set and is available, IBM does not provide any services to reset either the user or the master HDP, or to remove the battery pack, see "1020 Backup battery" on... ends, the password prompt does not appear. Turn on the computer and wait until the POST ends. Select Power-On Password. 5. Enter the SVP. General descriptions 27 Remove the battery pack. If it has, it blank and press Enter twice. 7. The POP has been removed. 5. Related service information Attention: If...
... Turn on the computer by the servicer: 1. Reinstall the backup battery and the battery pack. (B) If an SVP has been set and is available, IBM does not provide any services to reset either the user or the master HDP, or to remove the battery pack, see "1020 Backup battery" on... ends, the password prompt does not appear. Turn on the computer and wait until the POST ends. Select Power-On Password. 5. Enter the SVP. General descriptions 27 Remove the battery pack. If it has, it blank and press Enter twice. 7. The POP has been removed. 5. Related service information Attention: If...
Hardware Maintenance Manual
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... Fn key. so if you have set the low-battery alarm, the charge indicator notifies you entered standby mode by closing the LCD cover.) General descriptions 29 To end screen blank mode and resume normal operation, press any operation with the keyboard, the TrackPoint, the hard disk, the parallel connector, or...
... Fn key. so if you have set the low-battery alarm, the charge indicator notifies you entered standby mode by closing the LCD cover.) General descriptions 29 To end screen blank mode and resume normal operation, press any operation with the keyboard, the TrackPoint, the hard disk, the parallel connector, or...
Hardware Maintenance Manual
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... satisfied in either of the following conditions: v If a "hibernation time" has been set the mode to go into hibernation mode automatically in suspend mode. General descriptions 31 v If you are using the APM operating system and have defined one of the following actions as the event that causes the system to...
... satisfied in either of the following conditions: v If a "hibernation time" has been set the mode to go into hibernation mode automatically in suspend mode. General descriptions 31 v If you are using the APM operating system and have defined one of the following actions as the event that causes the system to...
Hardware Maintenance Manual
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... Mouse v Joystick Test v Diskette v System Load v CD-ROM/DVD Test v Stereo Speaker v 802.11 Wireless Radio Test(*) Notes: v In the Keyboard test in the IBM BIOS Setup Utility, Diskette Drives test is activated even if no legacy diskette drive is needed to the ThinkPad. v To test ZIP Drive or LS-120/240 Drive..., each media is attached to be enabled and initialized. Some models do not have them. General descriptions 33 On ...
... Mouse v Joystick Test v Diskette v System Load v CD-ROM/DVD Test v Stereo Speaker v 802.11 Wireless Radio Test(*) Notes: v In the Keyboard test in the IBM BIOS Setup Utility, Diskette Drives test is activated even if no legacy diskette drive is needed to the ThinkPad. v To test ZIP Drive or LS-120/240 Drive..., each media is attached to be enabled and initialized. Some models do not have them. General descriptions 33 On ...
Hardware Maintenance Manual
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... a defect. Note: Noise from the computer. 2. If you power on page 41. Measure the output voltage at the plug of the ac adapter cable. General descriptions 35 See the following : v Replace the system board. If the voltage is used : v If the power problem occurs only when the port replicator is not...
... a defect. Note: Noise from the computer. 2. If you power on page 41. Measure the output voltage at the plug of the ac adapter cable. General descriptions 35 See the following : v Replace the system board. If the voltage is used : v If the power problem occurs only when the port replicator is not...
Hardware Maintenance Manual
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...) +2.5 to 30 K . If the voltage is correct, replace the system board. See the following : 1. If the voltage is not correct, replace the backup battery. General descriptions 37 Remove the backup battery (see "1010 Battery pack" on .
...) +2.5 to 30 K . If the voltage is correct, replace the system board. See the following : 1. If the voltage is not correct, replace the backup battery. General descriptions 37 Remove the backup battery (see "1010 Battery pack" on .
Hardware Maintenance Manual
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... page 46 v "Fn key combinations" on page 48 Specifications The following table lists the specifications of the ThinkPad T20, T21, T22 and T23 series : Feature Processor Bus architecture Memory (standard) Description T20 v Mobile Intel® Pentium® III processor 650 MHz v Mobile Intel® Pentium® ...® III processor 800 MHz v Mobile Intel® Pentium® III processor 900 MHz v Mobile Intel® Pentium® III processor 1 GHz T23 v Mobile Intel® Pentium® III processor 866 MHz-M v Mobile Intel® Pentium® III processor 1.0 GHz-M v Mobile Intel® ...
... page 46 v "Fn key combinations" on page 48 Specifications The following table lists the specifications of the ThinkPad T20, T21, T22 and T23 series : Feature Processor Bus architecture Memory (standard) Description T20 v Mobile Intel® Pentium® III processor 650 MHz v Mobile Intel® Pentium® ...® III processor 800 MHz v Mobile Intel® Pentium® III processor 900 MHz v Mobile Intel® Pentium® III processor 1 GHz T23 v Mobile Intel® Pentium® III processor 866 MHz-M v Mobile Intel® Pentium® III processor 1.0 GHz-M v Mobile Intel® ...
Hardware Maintenance Manual
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Product overview Feature Memory (optional) Description T20, T21, T22 v 64 MB, 128 MB, or 256 MB DIMM card (maximum of 512 MB) CMOS RAM Display T23 v 64 MB, 128 MB, 256 MB, or 512 MB... interface T21, T22 v 10.0 GB, 2.5-inch, IDE interface v 20.0 GB, 2.5-inch, IDE interface v 32.0 GB, 2.5-inch, IDE interface I/O port T23 v 15.0 GB, 2.5-inch, IDE interface v 20.0 GB, 2.5-inch, IDE interface v 30.0 GB, 2.5-inch, IDE interface v 40.0 GB, 2.5-inch... for T20, T21, and T22 series v Two USB connectors for T23 v RJ11 v RJ45 (covered) v TV-out (continued) 42 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
Product overview Feature Memory (optional) Description T20, T21, T22 v 64 MB, 128 MB, or 256 MB DIMM card (maximum of 512 MB) CMOS RAM Display T23 v 64 MB, 128 MB, 256 MB, or 512 MB... interface T21, T22 v 10.0 GB, 2.5-inch, IDE interface v 20.0 GB, 2.5-inch, IDE interface v 32.0 GB, 2.5-inch, IDE interface I/O port T23 v 15.0 GB, 2.5-inch, IDE interface v 20.0 GB, 2.5-inch, IDE interface v 30.0 GB, 2.5-inch, IDE interface v 40.0 GB, 2.5-inch... for T20, T21, and T22 series v Two USB connectors for T23 v RJ11 v RJ45 (covered) v TV-out (continued) 42 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
Hardware Maintenance Manual
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Product overview Feature Description Internal modem 56.6 Kbps Audio v Internal microphone v Internal speaker v Software control volume Infrared transfer IrDA 1.1 802.11b (only Mini PCI Type-IIIa IEEE 802.11b wireless LAN for T23 series) card PC Card One Type-III or two Type-II AC adapter 72-watt type Bay device T20 v 1.44 MB (3-mode), 3.5-inch diskette drive v 10-24x CD-ROM drive v 6x DVD-ROM drive T21, T22, T23 v 1.44 MB (3-mode), 3.5-inch diskette drive v 10-24x CD-ROM drive v 8x DVD-ROM drive v CD-RW drive v DVD/CD-RW combo drive ThinkPad T20, T21, T22 and T23 series 43
Product overview Feature Description Internal modem 56.6 Kbps Audio v Internal microphone v Internal speaker v Software control volume Infrared transfer IrDA 1.1 802.11b (only Mini PCI Type-IIIa IEEE 802.11b wireless LAN for T23 series) card PC Card One Type-III or two Type-II AC adapter 72-watt type Bay device T20 v 1.44 MB (3-mode), 3.5-inch diskette drive v 10-24x CD-ROM drive v 6x DVD-ROM drive T21, T22, T23 v 1.44 MB (3-mode), 3.5-inch diskette drive v 10-24x CD-ROM drive v 8x DVD-ROM drive v CD-RW drive v DVD/CD-RW combo drive ThinkPad T20, T21, T22 and T23 series 43
Hardware Maintenance Manual
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...Reserved. The LCD becomes less bright. 48 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Turn standby mode ...on . Reserved. To return to normal operation, press the Fn key independently, without pressing a function key. If an external monitor is attached, computer output is not supported in Windows 2000 and Windows XP, you must have IBM...IBM PM device driver installed on or off the LCD display, leaving the screen blank. Key combination Fn+F1 Fn+F2 Fn+F3 Fn+F4 Fn+F5 Fn+F6 Fn+F7 Fn+F8 Fn+F9 Fn+F10 Fn+F11 Fn+F12 Fn+PgUp Fn+Home Fn+End Description...
...Reserved. The LCD becomes less bright. 48 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Turn standby mode ...on . Reserved. To return to normal operation, press the Fn key independently, without pressing a function key. If an external monitor is attached, computer output is not supported in Windows 2000 and Windows XP, you must have IBM...IBM PM device driver installed on or off the LCD display, leaving the screen blank. Key combination Fn+F1 Fn+F2 Fn+F3 Fn+F4 Fn+F5 Fn+F6 Fn+F7 Fn+F8 Fn+F9 Fn+F10 Fn+F11 Fn+F12 Fn+PgUp Fn+Home Fn+End Description...
Hardware Maintenance Manual
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...likely to need to be any number. System board. 0190 Critical low-battery error 1. ThinkPad T20, T21, T22 and T23 series 49 Do not replace a nondefective FRU. A numeric error is not described there, ...go to "Intermittent problems" on page 55. Note For an IBM device not supported by ... is displayed, check the narrative descriptions of symptoms. If the symptom is displayed for each error detected in the ThinkPad notebook computers, see the manual for that device.
...likely to need to be any number. System board. 0190 Critical low-battery error 1. ThinkPad T20, T21, T22 and T23 series 49 Do not replace a nondefective FRU. A numeric error is not described there, ...go to "Intermittent problems" on page 55. Note For an IBM device not supported by ... is displayed, check the narrative descriptions of symptoms. If the symptom is displayed for each error detected in the ThinkPad notebook computers, see the manual for that device.
Hardware Maintenance Manual
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... throughout the life of the system unit to its original value. Before replacing the system board, save the original serial number by doing the following descriptions: v "Restoring the serial number of the system unit" v "Retaining the UUID" Restoring the serial number of the system unit When the computer ... system unit is written on the label attached on the bottom of the system and all screws firmly to your computer at production ThinkPad T20, T21, T22 and T23 series 57 FRU replacement notices v Make sure you use a screw that you removed. If you have replaced the system board, ...
... throughout the life of the system unit to its original value. Before replacing the system board, save the original serial number by doing the following descriptions: v "Restoring the serial number of the system unit" v "Retaining the UUID" Restoring the serial number of the system unit When the computer ... system unit is written on the label attached on the bottom of the system and all screws firmly to your computer at production ThinkPad T20, T21, T22 and T23 series 57 FRU replacement notices v Make sure you use a screw that you removed. If you have replaced the system board, ...