Hardware Maintenance Manual
Page 21
... maintenance information. Introduction 15 Observe the special safety precautions when you in a machine: - v Do not touch live electrical circuits with the reflective surface of non-IBM features or options not covered by this inspection guide is conductive; v Do not service the following parts with very high voltages; Blowers and fans - Stand on...
... maintenance information. Introduction 15 Observe the special safety precautions when you in a machine: - v Do not touch live electrical circuits with the reflective surface of non-IBM features or options not covered by this inspection guide is conductive; v Do not service the following parts with very high voltages; Blowers and fans - Stand on...
Hardware Maintenance Manual
Page 47
..."FRU Tests" 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®...® 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® ...
..."FRU Tests" 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®...® 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
Page 48
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
Page 73
Connector (A) is for the LAN feature and (B) is for the modem feature. This slot also supports a Mini PCI modem card or Mini PCI network card. 3 4 (B) (A) 4 (continued) 5 (B) 6 (A) ThinkPad T20, T21, T22 and T23 series 67 Disconnect either (A) or (B) in step 6 . Removing and replacing a FRU Note: The following illustration shows the combo card.
Connector (A) is for the LAN feature and (B) is for the modem feature. This slot also supports a Mini PCI modem card or Mini PCI network card. 3 4 (B) (A) 4 (continued) 5 (B) 6 (A) ThinkPad T20, T21, T22 and T23 series 67 Disconnect either (A) or (B) in step 6 . Removing and replacing a FRU Note: The following illustration shows the combo card.
Hardware Maintenance Manual
Page 152
...; Pentium® III processor xxx GHz (MHz)-M v *1: no EDC feature, *2: featuring Secure chip 146 ThinkPad T20, T21, T22, T23 (MT 2647/2648) SXGA+ with antenna 2647-5Ux, 9Ux *2 Tual 1.2 DVDROM (8x) Modem 14.1-in. 60 GB SXGA+ 2647-5Rx, 9Rx *2 (**) 2647-5Sx, 9Sx, HSx *2 (**) DVD/ CDRW combo 802.11/ v.90 14.1-in . SXGA+ 14.1-in...
...; Pentium® III processor xxx GHz (MHz)-M v *1: no EDC feature, *2: featuring Secure chip 146 ThinkPad T20, T21, T22, T23 (MT 2647/2648) SXGA+ with antenna 2647-5Ux, 9Ux *2 Tual 1.2 DVDROM (8x) Modem 14.1-in. 60 GB SXGA+ 2647-5Rx, 9Rx *2 (**) 2647-5Sx, 9Sx, HSx *2 (**) DVD/ CDRW combo 802.11/ v.90 14.1-in . SXGA+ 14.1-in...