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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)
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...the advanced diagnostic tests to troubleshoot problems. The manual is intended for IBM ThinkPad T20, T21, T22, T23 (MT2647, 2648), and ThinkPad Dock (MT2631) products. Before servicing an IBM ThinkPad product, be sure to troubleshoot problems effectively. Use this manual This manual ...page 13, and "Laser compliance statement" on page 18. © Copyright IBM Corp. 2002 iii About this manual along with ThinkPad products. Important This manual is divided into sections as follows: v The common sections provide general information, guidelines, and safety information required...
...the advanced diagnostic tests to troubleshoot problems. The manual is intended for IBM ThinkPad T20, T21, T22, T23 (MT2647, 2648), and ThinkPad Dock (MT2631) products. Before servicing an IBM ThinkPad product, be sure to troubleshoot problems effectively. Use this manual This manual ...page 13, and "Laser compliance statement" on page 18. © Copyright IBM Corp. 2002 iii About this manual along with ThinkPad products. Important This manual is divided into sections as follows: v The common sections provide general information, guidelines, and safety information required...
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... LCD panel 125 2050 Antenna assembly 128 2060 Sub card 131 3010 ThinkPad Dock PCI cover 133 3020 ThinkPad Dock top cover 136 Locations 140 Front view 140 Rear view 141 Bottom view 142 Parts list 143 T20, T21, T22 and T23 series model matrix 146 Overall 147 AC adapters 156... LCD FRUs 157 Keyboard 160 Recovery CDs 161 Miscellaneous parts 170 Optional FRUs 171 Common parts list 172 Notices 174 Trademarks 174 vi ThinkPad T20, T21, T22, T23 (MT 2647/2648...
... LCD panel 125 2050 Antenna assembly 128 2060 Sub card 131 3010 ThinkPad Dock PCI cover 133 3020 ThinkPad Dock top cover 136 Locations 140 Front view 140 Rear view 141 Bottom view 142 Parts list 143 T20, T21, T22 and T23 series model matrix 146 Overall 147 AC adapters 156... LCD FRUs 157 Keyboard 160 Recovery CDs 161 Miscellaneous parts 170 Optional FRUs 171 Common parts list 172 Notices 174 Trademarks 174 vi ThinkPad T20, T21, T22, T23 (MT 2647/2648...
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... reinstall Windows NT with FAT format. If you want to use hibernation mode, you will need to the docking station, do undock it is powered off the power switch. 30 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Note: If the computer enters the hibernation mode while it and then try... operation, you will get an error message, and you will have set on the hard disk. Also, the computer automatically returns from the docking station before taking any input immediately after it from standby mode and resumes operation in the default format, HPFS, you are stored on the ...
... reinstall Windows NT with FAT format. If you want to use hibernation mode, you will need to the docking station, do undock it is powered off the power switch. 30 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Note: If the computer enters the hibernation mode while it and then try... operation, you will get an error message, and you will have set on the hard disk. Also, the computer automatically returns from the docking station before taking any input immediately after it from standby mode and resumes operation in the default format, HPFS, you are stored on the ...
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... 1. Insert the PC-Doctor disk into the diskette drive; Testing the computer The ThinkPad computer has a test program called PC-Doctor® DOS (hereafter called PC-Doctor.)... checkout" on page 35, and check the power sources. 32 ThinkPad T20, T21, T22, T23 (MT 2647/2648) To run PC-Doctor. Identify... the failing symptoms in PC-Doctor. PC-Doctor cannot be powered on, go to test only IBM products. The use of pressing Enter, click the left button. 1. This section is in the docking station, even if the computer supports the docking...
... 1. Insert the PC-Doctor disk into the diskette drive; Testing the computer The ThinkPad computer has a test program called PC-Doctor® DOS (hereafter called PC-Doctor.)... checkout" on page 35, and check the power sources. 32 ThinkPad T20, T21, T22, T23 (MT 2647/2648) To run PC-Doctor. Identify... the failing symptoms in PC-Doctor. PC-Doctor cannot be powered on, go to test only IBM products. The use of pressing Enter, click the left button. 1. This section is in the docking station, even if the computer supports the docking...
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... . 160 . 161 . 161 . 162 162 . 163 . 164 165 . 166 . 170 . 171 . 172 . 172 . 172 . 173 . 174 . 174 40 ThinkPad T20, T21, T22, T23 (MT 2647/2648) SXGA+ TFT Keyboard Recovery CDs For Windows 98 (T22 series) . . . . . Miscellaneous parts Optional FRUs Common parts list Tools Power cords...T21 and T22 series For T23 series 1180 System board For T20, T21, T22 series For T23 series 1190 Secure chip 1200 Microphone cable 2010 LCD assembly 2020 Front bezel 2030 Inverter card 2040 LCD panel 2050 Antenna assembly 2060 Sub card 3010 ThinkPad Dock PCI cover . . . . . 3020 ThinkPad Dock...
... . 160 . 161 . 161 . 162 162 . 163 . 164 165 . 166 . 170 . 171 . 172 . 172 . 172 . 173 . 174 . 174 40 ThinkPad T20, T21, T22, T23 (MT 2647/2648) SXGA+ TFT Keyboard Recovery CDs For Windows 98 (T22 series) . . . . . Miscellaneous parts Optional FRUs Common parts list Tools Power cords...T21 and T22 series For T23 series 1180 System board For T20, T21, T22 series For T23 series 1190 Secure chip 1200 Microphone cable 2010 LCD assembly 2020 Front bezel 2030 Inverter card 2040 LCD panel 2050 Antenna assembly 2060 Sub card 3010 ThinkPad Dock PCI cover . . . . . 3020 ThinkPad Dock...
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Removing and replacing a FRU 3010 ThinkPad Dock PCI cover Before replacing the PCI cover: There are servicing. of the ThinkPad Dock first and choose the proper PCI cover FRU for the ThinkPad Dock you are two types of ThinkPad Dock, as follows: v ThinkPad Dock: FRU no. 08N1546 (PCI cover: FRU no. 05K6246) v ThinkPad Dock with extension plate: FRU no. 08N1537 (PCI cover: FRU no. 08N7317) Confirm the FRU no. ThinkPad T20, T21, T22 and T23 series 133
Removing and replacing a FRU 3010 ThinkPad Dock PCI cover Before replacing the PCI cover: There are servicing. of the ThinkPad Dock first and choose the proper PCI cover FRU for the ThinkPad Dock you are two types of ThinkPad Dock, as follows: v ThinkPad Dock: FRU no. 08N1546 (PCI cover: FRU no. 05K6246) v ThinkPad Dock with extension plate: FRU no. 08N1537 (PCI cover: FRU no. 08N7317) Confirm the FRU no. ThinkPad T20, T21, T22 and T23 series 133
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Removing and replacing a FRU Note: The following illustration shows how to remove the PCI cover of ThinkPad Dock (FRU no . 08N1537). 1 1 2 (Bottom view) 134 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Do the same to remove the PCI cover of ThinkPad Dock with extension plate (FRU no . 08N1546).
Removing and replacing a FRU Note: The following illustration shows how to remove the PCI cover of ThinkPad Dock (FRU no . 08N1537). 1 1 2 (Bottom view) 134 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Do the same to remove the PCI cover of ThinkPad Dock with extension plate (FRU no . 08N1546).
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Removing and replacing a FRU 3020 ThinkPad Dock top cover Note This section is not available for the ThinkPad Dock (FRU no . 08N1537) . 1 (Rear view) Step 1 Screw (quantity) M2.5 × 4.8 mm (2) (continued) Torque 0.392 Nm (4 kgfcm) ThinkPad T20, T21, T22 and T23 series 135 The top cover and screw kit for ThinkPad Dock (FRU no. 12P4143) is only for the ThinkPad Dock with extension plate (FRU no . 08N1546).
Removing and replacing a FRU 3020 ThinkPad Dock top cover Note This section is not available for the ThinkPad Dock (FRU no . 08N1537) . 1 (Rear view) Step 1 Screw (quantity) M2.5 × 4.8 mm (2) (continued) Torque 0.392 Nm (4 kgfcm) ThinkPad T20, T21, T22 and T23 series 135 The top cover and screw kit for ThinkPad Dock (FRU no. 12P4143) is only for the ThinkPad Dock with extension plate (FRU no . 08N1546).
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Locations Bottom view 1 Built-in stereo speakers 2 Battery pack 3 Battery pack latches 4 Docking connector 5 Mini PCI card slot 6 DIMM 7 PC card slots 8 PC card eject button 9 Infrared port 10 Stereo headphone jack 11 Stereo line-in jack 12 Microphone jack 13 Hard-disk drive 14 LCD latches 3 2 1 4 5 6 7 8 9 14 10 11 12 13 142 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
Locations Bottom view 1 Built-in stereo speakers 2 Battery pack 3 Battery pack latches 4 Docking connector 5 Mini PCI card slot 6 DIMM 7 PC card slots 8 PC card eject button 9 Infrared port 10 Stereo headphone jack 11 Stereo line-in jack 12 Microphone jack 13 Hard-disk drive 14 LCD latches 3 2 1 4 5 6 7 8 9 14 10 11 12 13 142 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
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...(10) v Screw caps (not painted) (5) 26P9654 Base miscellaneous parts for T20, T21, T22 and T23 series: v Cover, RF ID v Spring, battery lock v Lid, docking FR v Lid, docking RR v Spring, lid docking v Spring, lid PC card v Lid, PC card v ESD plate, audio v... Insulator for base cover v Eject lever v Spring lever v Puller bay v Label danger, backup battery v Rubber foot, low height (2) v Rubber foot, high (1) v Sponge v Knob, battery lock v Latch, battery lock v Screw caps v Screw caps, rear 26P9285 (continued) ThinkPad T20, T21...
...(10) v Screw caps (not painted) (5) 26P9654 Base miscellaneous parts for T20, T21, T22 and T23 series: v Cover, RF ID v Spring, battery lock v Lid, docking FR v Lid, docking RR v Spring, lid docking v Spring, lid PC card v Lid, PC card v ESD plate, audio v... Insulator for base cover v Eject lever v Spring lever v Puller bay v Label danger, backup battery v Rubber foot, low height (2) v Rubber foot, high (1) v Sponge v Knob, battery lock v Latch, battery lock v Screw caps v Screw caps, rear 26P9285 (continued) ThinkPad T20, T21...
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... d, e, f and k. Parts list FRU System miscellaneous parts for T20 series: v (a) Hinge cover assembly v (23) Easy button cover v (i) I /O card spacer v (h) Cable RJ11 to system board docking v (j) Holder, backup battery v (g) Ultrabay 2000 guide rail v (l) Hard-disk bay guide rail v (b) Insulator, keyboard CRU v (c) ESD fan cover v (d) ESD plate spring CSB v (e) ESD bracket... Keyboard support v (24) ESD bracket, LCD FPC v (k) Speaker RF bracket v Mini PCI guide v Grease v Screw caps v Screw caps, rear P/N 12P4226 12P4227 12P4228 (continued) 168 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
... d, e, f and k. Parts list FRU System miscellaneous parts for T20 series: v (a) Hinge cover assembly v (23) Easy button cover v (i) I /O card spacer v (h) Cable RJ11 to system board docking v (j) Holder, backup battery v (g) Ultrabay 2000 guide rail v (l) Hard-disk bay guide rail v (b) Insulator, keyboard CRU v (c) ESD fan cover v (d) ESD plate spring CSB v (e) ESD bracket... Keyboard support v (24) ESD bracket, LCD FPC v (k) Speaker RF bracket v Mini PCI guide v Grease v Screw caps v Screw caps, rear P/N 12P4226 12P4227 12P4228 (continued) 168 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
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...caps v Screw caps, rear System board miscellaneous parts for T20, T21 and T22 series: v System board stud v Insulator, PC card v Insulator, battery latch v Keyboard connector guide v Shock rubber v Insulator, docking connector v Insulator, fan connector v Insulator, Ultrabay 2000 connector ...v Insulator, I/O connector v Shield, Mini PCI v Insulator, hard-disk drive v Thermal grease v Screw caps v Screw caps, rear P/N 12P4229 08K6683 26P9789 08K7099 (continued) ThinkPad T20, T21, T22 and T23 ...
...caps v Screw caps, rear System board miscellaneous parts for T20, T21 and T22 series: v System board stud v Insulator, PC card v Insulator, battery latch v Keyboard connector guide v Shock rubber v Insulator, docking connector v Insulator, fan connector v Insulator, Ultrabay 2000 connector ...v Insulator, I/O connector v Shield, Mini PCI v Insulator, hard-disk drive v Thermal grease v Screw caps v Screw caps, rear P/N 12P4229 08K6683 26P9789 08K7099 (continued) ThinkPad T20, T21, T22 and T23 ...
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... v System board stud v System board stud (long) v System board stud (back) v Insulator, PC card v Insulator, battery latch v Keyboard connector guide v Shock rubber v Insulator, docking connector v Insulator, Ultrabay 2000 bay connector v Insulator, I/O connector v Insulator, hard-disk drive v Shield, Mini PCI v Insulator, guide rail v Thermal grease v Screw caps v Screw ... cradle for WorkPad c500 series P/N 33L3070* 19K4651* 19K4657* 08K9606* 08K9607* 27L4141* 27L3973* 05K9188* 05K9160* 27L4241* 27L4236* 26P9388* 19K2056* 26P9389* (continued) 170 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
... v System board stud v System board stud (long) v System board stud (back) v Insulator, PC card v Insulator, battery latch v Keyboard connector guide v Shock rubber v Insulator, docking connector v Insulator, Ultrabay 2000 bay connector v Insulator, I/O connector v Insulator, hard-disk drive v Shield, Mini PCI v Insulator, guide rail v Thermal grease v Screw caps v Screw ... cradle for WorkPad c500 series P/N 33L3070* 19K4651* 19K4657* 08K9606* 08K9607* 27L4141* 27L3973* 05K9188* 05K9160* 27L4241* 27L4236* 26P9388* 19K2056* 26P9389* (continued) 170 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
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...) AC adapter (72 W), 3-pin (ASTEC) AC adapter (72 W), 2-pin (ASTEC) Asset ID RF adapter ThinkPad Dock PCI cover ThinkPad Dock with extension plate PCI cover with foot Top cover and screw kit for ThinkPad Dock ThinkPad Port Replicator Diskette drive cable Conversion adapter for diskette drive cable Video cable Telephone cable Parts list P/N 05K9235... 27L4286* 08K9509* 08K9683* 08K9599* 08K9700* 08K9509* 02K6615* 02K6619* 02K6642* 02K6718* 02K6666* 02K6669* 08K6065* 08N1546* 05K6246* 08N1537* 08K7317* 12P4143* 08N1536* 27L0525* 08K6360* 27L0531* 05K2707* ThinkPad T20, T21, T22 and T23 series 171
...) AC adapter (72 W), 3-pin (ASTEC) AC adapter (72 W), 2-pin (ASTEC) Asset ID RF adapter ThinkPad Dock PCI cover ThinkPad Dock with extension plate PCI cover with foot Top cover and screw kit for ThinkPad Dock ThinkPad Port Replicator Diskette drive cable Conversion adapter for diskette drive cable Video cable Telephone cable Parts list P/N 05K9235... 27L4286* 08K9509* 08K9683* 08K9599* 08K9700* 08K9509* 02K6615* 02K6619* 02K6642* 02K6718* 02K6666* 02K6669* 08K6065* 08N1546* 05K6246* 08N1537* 08K7317* 12P4143* 08N1536* 27L0525* 08K6360* 27L0531* 05K2707* ThinkPad T20, T21, T22 and T23 series 171
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Denmark European countries India, South Africa Israel Italy Japan Korea China (P.R.C.) (other than Hong Kong S.A.R) Switzerland U.K. P/N 36L8868* 75H8988* 75H8989* 75H8992* 75H8990* 75H8993* 75H8999* 75H8998* 75H8996* 76H3536* 02K0540* 75H8997* 75H8994* ThinkPad T20, T21, T22 and T23 series 173 Parts list Power cords (docking station) IBM power cords for a specific country or region are usually available only in that country or region: For 3-pin power cords: Region Argentina Australia, New Zealand Canada, Thailand, U.S.
Denmark European countries India, South Africa Israel Italy Japan Korea China (P.R.C.) (other than Hong Kong S.A.R) Switzerland U.K. P/N 36L8868* 75H8988* 75H8989* 75H8992* 75H8990* 75H8993* 75H8999* 75H8998* 75H8996* 76H3536* 02K0540* 75H8997* 75H8994* ThinkPad T20, T21, T22 and T23 series 173 Parts list Power cords (docking station) IBM power cords for a specific country or region are usually available only in that country or region: For 3-pin power cords: Region Argentina Australia, New Zealand Canada, Thailand, U.S.
English - 46L4325 - ThinkPad T20, T21User's Reference guide
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... the online user's guide. Attention If you must take your computer into standby mode by pressing Fn. A fee will be charged for a hard disk in a docking station, refer to reset it. Passwords and standby mode If you have set a hard-disk password is no one is set). Any hard disk for... the system information stored in the IBM BIOS Setup Utility so that, without knowing the password, no way to the online user's guide. 14 IBM ThinkPad T20 User's Reference For information on a local area network (LAN) with your...
... the online user's guide. Attention If you must take your computer into standby mode by pressing Fn. A fee will be charged for a hard disk in a docking station, refer to reset it. Passwords and standby mode If you have set a hard-disk password is no one is set). Any hard disk for... the system information stored in the IBM BIOS Setup Utility so that, without knowing the password, no way to the online user's guide. 14 IBM ThinkPad T20 User's Reference For information on a local area network (LAN) with your...
English - 46L4325 - ThinkPad T20, T21User's Reference guide
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... lease data The Asset ID RF feature can also be used to prevent your computer from being stolen. This option enables communication between the ThinkPad computer and an industry-standard radio-frequency hand-held device, called a reader hereafter in your computer, the reader can recognize the following information... MAC address CPU data DIMM data Diskette drive data IDE device data PCI device data ISA Plug and Play device data LCD panel data Docking station data A reader can think of as an option, applies Asset ID technology, which you can also recognize the following user information after...
... lease data The Asset ID RF feature can also be used to prevent your computer from being stolen. This option enables communication between the ThinkPad computer and an industry-standard radio-frequency hand-held device, called a reader hereafter in your computer, the reader can recognize the following information... MAC address CPU data DIMM data Diskette drive data IDE device data PCI device data ISA Plug and Play device data LCD panel data Docking station data A reader can think of as an option, applies Asset ID technology, which you can also recognize the following user information after...
English - 46L4325 - ThinkPad T20, T21User's Reference guide
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DIMM _____MB Battery pack Hard disk drive _____GB Docking station _____model PC Cards _____MB Port replicator PC Card Other PC Card Identification numbers The serial number label is on the copy, fill in the blanks with information about your computer. Getting service Recording sheets Option list To prepare for your call to IBM, make a copy of this page and the next one and, on the bottom of your computer. Write the machine Type and the serial number (S/N) below: IBM product name Machine type Serial number 42 IBM ThinkPad T20 User's Reference
DIMM _____MB Battery pack Hard disk drive _____GB Docking station _____model PC Cards _____MB Port replicator PC Card Other PC Card Identification numbers The serial number label is on the copy, fill in the blanks with information about your computer. Getting service Recording sheets Option list To prepare for your call to IBM, make a copy of this page and the next one and, on the bottom of your computer. Write the machine Type and the serial number (S/N) below: IBM product name Machine type Serial number 42 IBM ThinkPad T20 User's Reference