Hardware Maintenance Manual
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Full v Memory Test - Follow the instructions on page 49. otherwise, it , use the audio device test in the Other Devices in the IBM BIOS Setup Utility, Diskette Drives test is activated even if no legacy diskette drive is attached to the ThinkPad. To test it cannot be enabled and initialized.... start testing. v The sound card is needed to be held down menu appears. (Its exact form depends on the model.) The options on ThinkPad. v When Legacy Floppy Drives is Enabled in Diagnostics. v Video Adapter test supports only the LCD display on the test menu are as follows:...
Full v Memory Test - Follow the instructions on page 49. otherwise, it , use the audio device test in the Other Devices in the IBM BIOS Setup Utility, Diskette Drives test is activated even if no legacy diskette drive is attached to the ThinkPad. To test it cannot be enabled and initialized.... start testing. v The sound card is needed to be held down menu appears. (Its exact form depends on the model.) The options on ThinkPad. v When Legacy Floppy Drives is Enabled in Diagnostics. v Video Adapter test supports only the LCD display on the test menu are as follows:...
Hardware Maintenance Manual
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...and reset them if needed. Detecting system information with PC-Doctor PC-Doctor can detect the following system information: Hardware Info v System Configuration v Memory Contents v Physical Disk Drives v Logical Disk Drives v VGA Information v IDE Drive Info v PCI Information v PNPISA Info v SMBIOS Info ...v Tech Support Form v Battery Rundown v View Test Log v Print Log v Save Log v Full Erase Hard Drive v Quick Erase Hard Drive 34 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Checkout guide Diagnostics I n t e r a c t i v e Te s ts Run Normal Test Run Quick Test CPU/Coprocessor Systemboard ...
...and reset them if needed. Detecting system information with PC-Doctor PC-Doctor can detect the following system information: Hardware Info v System Configuration v Memory Contents v Physical Disk Drives v Logical Disk Drives v VGA Information v IDE Drive Info v PCI Information v PNPISA Info v SMBIOS Info ...v Tech Support Form v Battery Rundown v View Test Log v Print Log v Save Log v Full Erase Hard Drive v Quick Erase Hard Drive 34 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Checkout guide Diagnostics I n t e r a c t i v e Te s ts Run Normal Test Run Quick Test CPU/Coprocessor Systemboard ...
Hardware Maintenance Manual
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...on 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®...1.0 GHz-M v Mobile Intel® Pentium® III processor 1.13 GHz-M v Mobile Intel® Pentium® III processor 1.2 GHz-M PCI Bus T20, T21, T22 v 128 MB (PC100) (on the system board) T23 v 128 MB (PC133) (on the system board) v 256 MB (PC133) (on the system board) (continued) ThinkPad T20...
...on 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®...1.0 GHz-M v Mobile Intel® Pentium® III processor 1.13 GHz-M v Mobile Intel® Pentium® III processor 1.2 GHz-M PCI Bus T20, T21, T22 v 128 MB (PC100) (on the system board) T23 v 128 MB (PC133) (on the system board) v 256 MB (PC133) (on the system board) (continued) ThinkPad T20...
Hardware Maintenance Manual
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...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 DIMM card (maximum of 1024 MB) 242 bytes T20 v 13... resolution) TFT color LCD v 14.1-inch, 16M colors, XGA (1024×768 resolution) TFT color LCD T21, T22, T23 v 13.3-inch, 16M colors, XGA (1024×768 resolution) TFT color LCD v 14.1-inch, 16M colors, XGA (1024×...bus (USB) connector 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)
...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 DIMM card (maximum of 1024 MB) 242 bytes T20 v 13... resolution) TFT color LCD v 14.1-inch, 16M colors, XGA (1024×768 resolution) TFT color LCD T21, T22, T23 v 13.3-inch, 16M colors, XGA (1024×768 resolution) TFT color LCD v 14.1-inch, 16M colors, XGA (1024×...bus (USB) connector 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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... not recur, return the DIMM to its place, remove the other one of them and run Diagnostics --> Memory Test - Fan 1. Run Diagnostics --> Other Devices --> IBM Fan. Interactive Tests --> CD-ROM/DVD Test Memory 1. ThinkPad T20, T21, T22 and T23 series 47 Diagnostics --> Other Devices --> CD-RW or CD-ROM/DVD CD-RW/DVD combo drive...
... not recur, return the DIMM to its place, remove the other one of them and run Diagnostics --> Memory Test - Fan 1. Run Diagnostics --> Other Devices --> IBM Fan. Interactive Tests --> CD-ROM/DVD Test Memory 1. ThinkPad T20, T21, T22 and T23 series 47 Diagnostics --> Other Devices --> CD-RW or CD-ROM/DVD CD-RW/DVD combo drive...
Hardware Maintenance Manual
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... -FRU index Error messages Symptom or error Device address conflict. Operating system not found. If memory size has been changed, re-create the hibernation file. System board. 52 ThinkPad T20, T21, T22, T23 (MT 2647/2648) FRU or action, in IBM BIOS Setup Utility. 2. Diskette drive. 6. Allocation error for device. Failing bits: nnnn. Load "Setup...
... -FRU index Error messages Symptom or error Device address conflict. Operating system not found. If memory size has been changed, re-create the hibernation file. System board. 52 ThinkPad T20, T21, T22, T23 (MT 2647/2648) FRU or action, in IBM BIOS Setup Utility. 2. Diskette drive. 6. Allocation error for device. Failing bits: nnnn. Load "Setup...
Hardware Maintenance Manual
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... 2647-32x, 72x (*) 2647-T1x (**) 2647-41x, 81x, 43x 2648-41x, 81x 2647-42x, 82x 2648-42x, 82x 2647-44x, 84x 2648-44x, 84x 2647-46x, 86x 2648-46x, 86x 2647-45x 2647-B1x 2647-L1x, L2x 2647-52x, 92x 2647-55x, 95x CMG 700 CMG 750 2647-C1x Bay device CDROM - XGA - 20 GB Combo (Intel) - - (continued) ThinkPad T20, T21, T22 and T23...
... 2647-32x, 72x (*) 2647-T1x (**) 2647-41x, 81x, 43x 2648-41x, 81x 2647-42x, 82x 2648-42x, 82x 2647-44x, 84x 2648-44x, 84x 2647-46x, 86x 2648-46x, 86x 2647-45x 2647-B1x 2647-L1x, L2x 2647-52x, 92x 2647-55x, 95x CMG 700 CMG 750 2647-C1x Bay device CDROM - XGA - 20 GB Combo (Intel) - - (continued) ThinkPad T20, T21, T22 and T23...
Hardware Maintenance Manual
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... (continued) ThinkPad T20, T21, T22 and T23 series 145 XGA 30 GB 802.11/ v.90 Modem 14.1-in . Model CPU T23 (Memory: 128 MB) 2647-2Kx except Tual 2KC 866 2647-6Kx except xxC 2647-AKx, BAx, BJx, EKx 2647-2KC, 6KC 2647-2Rx, 6Rx Tual 1.0 2647-2Tx, 2UC, 6UC, 3RG, 7RG 2648-2Tx 2647-3TK, 7TK 2647-T4x (**) Tual 1.13 2647-4Mx, 8Mx...
... (continued) ThinkPad T20, T21, T22 and T23 series 145 XGA 30 GB 802.11/ v.90 Modem 14.1-in . Model CPU T23 (Memory: 128 MB) 2647-2Kx except Tual 2KC 866 2647-6Kx except xxC 2647-AKx, BAx, BJx, EKx 2647-2KC, 6KC 2647-2Rx, 6Rx Tual 1.0 2647-2Tx, 2UC, 6UC, 3RG, 7RG 2648-2Tx 2647-3TK, 7TK 2647-T4x (**) Tual 1.13 2647-4Mx, 8Mx...
Hardware Maintenance Manual
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... Bay Mini PCI LCD device adapter HDD T23 (Memory: 128 MB) (**): Memory 256 MB 2647-5Mx, 9Mx Tual CD1.2 RW Modem 14.1-in. 48 GB SXGA+ 2647-5Nx, 9Nx, HNx, NNx *2 2647-5Fx, 9Fx, DFx *2 2647-5Dx, 9Dx *2 2647-5Hx, 9Hx *2 2647-5Jx, 9Jx *2 DVDROM (8x) DVD...2647-5Sx, 9Sx, HSx *2 (**) DVD/ CDRW combo 802.11/ v.90 14.1-in . SXGA+ 14.1-in . SXGA+ with antenna v CMG xxx: Mobile Intel® Pentium® III processor xxx GHz (MHz) v Tual xxx: Mobile Intel® Pentium® III processor xxx GHz (MHz)-M v *1: no EDC feature, *2: featuring Secure chip 146 ThinkPad T20, T21, T22, T23 (MT 2647...
... Bay Mini PCI LCD device adapter HDD T23 (Memory: 128 MB) (**): Memory 256 MB 2647-5Mx, 9Mx Tual CD1.2 RW Modem 14.1-in. 48 GB SXGA+ 2647-5Nx, 9Nx, HNx, NNx *2 2647-5Fx, 9Fx, DFx *2 2647-5Dx, 9Dx *2 2647-5Hx, 9Hx *2 2647-5Jx, 9Jx *2 DVDROM (8x) DVD...2647-5Sx, 9Sx, HSx *2 (**) DVD/ CDRW combo 802.11/ v.90 14.1-in . SXGA+ 14.1-in . SXGA+ with antenna v CMG xxx: Mobile Intel® Pentium® III processor xxx GHz (MHz) v Tual xxx: Mobile Intel® Pentium® III processor xxx GHz (MHz)-M v *1: no EDC feature, *2: featuring Secure chip 146 ThinkPad T20, T21, T22, T23 (MT 2647...