IBM Mobile Systems Hardware Maintenance Manual Volume 4: ThinkPad Computers S05L-1270-01 September 1997 We Want Your Comments! (Please see page 697) This Manual Supports: ThinkPad 380 ThinkPad 385 ThinkPad 560 ThinkPad 560E ThinkPad 760C/CD ThinkPad 760E/ED ThinkPad 760L/LD ThinkPad 760EL/ELD ThinkPad 760XL ThinkPad 760XD ThinkPad 765D ThinkPad 765L ThinkPad 770 SelectaDock III (2635) (2635) (2640) (2640) (9546) (9546) (9546) (9547) (9546) (9547) (9546) (9547) (9548, 9549) (3547) IBM Mobile Systems Hardware Maintenance Manual Volume 4: ThinkPad Computers S05L-1270-01 September 1997 We Want Your Comments! (Please see page 697) IBM Note Before using this information and the product it supports, be sure to read the general information under "Notices" on page 702. Second Edition (September 1997) The following paragraph does not apply to the United Kingdom or any country where such provisions are inconsistent with local law: INTERNATIONAL BUSINESS MACHINES CORPORATION PROVIDES THIS PUBLICATION "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Some states do not allow disclaimer of express or implied warranties in certain transactions, therefore, this statement may not apply to you. This publication could include technical inaccuracies or typographical errors. Changes are periodically made to the information herein; these changes will be incorporated in new editions of the publication. IBM may make improvements and/or changes in the product(s) and/or the program(s) described in this publication at any time. This publication was developed for products and services offered in the United States of America. IBM may not offer the products, services, or features discussed in this document in other countries, and the information is subject to change without notice. Consult your local IBM representative for information on the products, services, and features available in your area. Requests for technical information about IBM products should be made to your IBM reseller or IBM marketing representative. © Copyright International Business Machines Corporation 1997. All rights reserved. Note to U.S. Government users­Documentation related to Restricted rights­Use, duplication, or disclosure is subject to restrictions set forth in GSA ADP Schedule Contract with IBM Corp. ii IBM Mobile Systems HMM About This Manual This manual contains service and reference information for IBM ThinkPad 380, 385, 560, 760, 765, 770, and SelectaDock III products. Use this manual along with the advanced diagnostic tests to troubleshoot problems effectively. The manual is divided into sections as follows: The Introduction section provides general information, guidelines, and safety information required to service computers. The product-specific sections include service, reference, and product-specific parts information. The Common Devices Checkout section provides procedures for testing the devices that are commonly attached to ThinkPad computers. The Miscellaneous Information section contains information about acronyms, abbreviations, terms, and a telephone number listing. Important This manual is intended for trained servicers who are familiar with ThinkPad products. Use this manual along with the advanced diagnostic tests to troubleshoot problems effectively. Before servicing an IBM mobile product, be sure to review the safety information under "Safety Notices (Multi-lingual Translations)" on page 8 and "Safety Information" on page 15. iii Related Publications The following mobile product publications are available through IBM or your IBM Authorized Dealer. Publication Mobile Systems HMM Volume 1: Laptop, Notebook, Portable, and ThinkPad Computers (Models L40, CL57, N45, N51, P70, P75, ThinkPad 300, 350, 500, 510, 710T, Expansion Unit, Dock I, Dock II) Mobile Systems HMM Volume 2: ThinkPad Computers (Model 340, 355, 360, 370, 700, 701, 720, 750, 755) Mobile Systems HMM Volume 3: ThinkPad Computers (Model 365, 380, 385, 560, 760, SelecataDock ThinkPad 700 (9552) HMS ThinkPad 700 (9552) HMR ThinkPad 700C (9552) HMS ThinkPad 700C (9552) HMR ThinkPad 720/720C (9552) HMS ThinkPad 720/720C (9552) HMR ThinkPad 730T (2524) HMM ThinkPad Exp. Crtg. (3550) HMS ThinkPad Exp. Crtg. (3550) HMR PS/2 FaxConcentrator HMS PS/2 FaxConcentrator HMR PS/2 Comm. Cartridge I HMS PS/2 Comm. Cartridge I HMR IBM High Speed Internal, PCMCIA Data/Fax Modems Part, Form Number 30H2356, S82G-1501-01 30H2357, S82G-1502-03 84H8099, S82G-1503-05 42G2016, S42G-2016 42G2015, S42G-2015 42G2022, S42G-2022 42G2021, S42G-2021 61G1193, S61G-1193 61G1187, S61G-1187 82G5497, S82G-5497 42G2338, S42G-2338 42G2339, S42G-2339 15F2262, S15F-2262 84F8541, S84F-8541 10G5993, S10G-5993 10G5992, S10G-5992 61G1556, S61G-1556 iv IBM Mobile Systems HMM Related Diskettes The following diskettes are available through IBM or your IBM Authorized Dealer. Diskette ThinkPad 300 (2615) Advanced Diagnostics Diskette ThinkPad 350, 350C, 425, 425C (2618) Advanced Diagnostics Diskette ThinkPad 365 (2625) Advanced Diagnostics Diskette ThinkPad 380, 385 (2635) Maintenance Diskette ThinkPad 500 (2603) Advanced Diagnostics Diskette ThinkPad 510 (2604) Advanced Diagnostics Diskette ThinkPad 700 (9552) Reference Diskette ThinkPad 700C (9552) Reference Diskette ThinkPad 720/720C (9552) Reference Diskette ThinkPad Hardware Maintenance Diskette (for all Models 355, 360, 560, 750, 755, 760) ThinkPad Dock I (3545) Docking Station (3550) Data/Fax Modem FaxConcentrator/A Part, Form Number 33G9361, S33G-9361 A211000, GA21-1000 76H7578, S30H-2498 06J0333, S06J-0333 71G3702, S71G-3702 83G8095, S83G-8095 42G2017, S42G-2017 42G2023, S42G-2023 61G1194, S61G-1194 78H5384, S78H-5384 71G4140, S71G-4140 42G2428, S42G-2428 61G1556, S61G-1556 84F8540, S84F-8540 v vi IBM Mobile Systems HMM Contents Introduction . . . . . . . . . . . . . Mobile Computer Descriptions . . . . . Drive and Diskette Compatibility Matrix . Important Service Information ..... Safety Notices (Multi-lingual Translations) Safety Information .......... Laser Compliance Statement ..... ThinkPad 380, 385 (2635) ... Read This First . . . . . . . . . Checkout Guide ........ Symptom-to-FRU Index . . . . . Related Service Procedures . . . Product Overview (380, 385) .. FRU Removals and Replacements Locations . . . . . . . . . . . . Parts Listing 380, 385 (2635) . . Common/Option Parts List . . . . ThinkPad 560, 560E (2640) .. Read This First . . . . . . . . . Checkout Guide ........ Symptom-to-FRU Index . . . . . Related Service Procedures . . . Product Overview (560, 560E) . FRU Removals and Replacements Locations . . . . . . . . . . . . Parts Listing 560, 560E (2640) . Common and Option Parts List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 . 2 . 5 . 6 . 8 . 15 . 20 . . . . . . . 23 25 29 40 52 57 58 101 104 115 121 123 127 138 150 154 156 183 186 193 199 202 205 223 236 241 246 290 291 296 302 307 312 317 323 329 335 . . . . . . . . . . . . . . . . . . . . ThinkPad 760 (9546, 9547) ........ Read This First . . . . . . . . . . . . . . . Checkout Guide .............. Symptom-to-FRU Index . . . . . . . . . . . Related Service Procedures . . . . . . . . . Product Overview (760) . . . . . . . . . . . FRU Removals and Replacements . . . . . . LCD Removal and Replacement . . . . . . . LCD Unit, 12.1 SVGA (P/N 29H9226, ASM P/N 29H9029) . . . . . . . . . . . . . . . . . LCD Unit, 12.1 SVGA (P/N 29H9226, ASM P/N 73H6599) . . . . . . . . . . . . . . . . . LCD Unit, 10.4 SVGA (P/N 29H9227) .... LCD Unit, 10.4 VGA (P/N 46H5355) . . . . . LCD Unit, 11.3 DSTN (P/N 39H6232) .... LCD Unit, 12.1 XGA ............ LCD Unit, 12.1 SVGA (P/N 82H8496) .... LCD Unit, 12.1 SVGA (P/N 11J8867, ASM P/N 11J8855) . . . . . . . . . . . . . . . . . LCD Unit, 12.1 SVGA (P/N 46H5725, ASM P/N 46H5723) . . . . . . . . . . . . . . . . . © Copyright IBM Corp. 1997 .. . . . . . . . . . . . . .. .. vii Locations . . . . . . . . . . . . . . Parts Listing 760 (9546, 9547) ... LCD Parts List ........... Common or Option Parts List .... ThinkPad 765D (9546), 765L (9547) . Read This First . . . . . . . . . . . Checkout Guide .......... Symptom-to-FRU Index . . . . . . . Related Service Procedures . . . . . Product Overview (765D, 765L) . . . FRU Removals and Replacements . . Locations . . . . . . . . . . . . . . Parts Listing 765D (9546), 765L (9547) Common and Option Parts List ... ThinkPad 770 (9548, 9549) .. Read This First . . . . . . . . . Checkout Guide ........ Power Management Features .. Symptom-to-FRU Index . . . . . Undetermined Problems . . . . . Related Service Procedures . . . Product Overview (770) . . . . . FRU Removals and Replacements Locations . . . . . . . . . . . . Parts Listing 770 (9548, 9549) . . Common and Option Parts List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 341 346 382 402 409 411 415 432 448 453 454 503 506 514 521 523 528 540 542 561 562 567 568 607 610 614 621 622 624 625 632 640 653 654 656 673 677 681 682 682 683 684 686 687 688 689 695 695 697 SelectaDock III (3547-003) . . . . . Read This First . . . . . . . . . . . General Preparation . . . . . . . . . Checkout Guide .......... How to Run the Diagnostics . . . . . Symptom-to-FRU Index . . . . . . . Undetermined Problems . . . . . . . Product Overview (3547-003) . . . . FRU Removals and Replacements . . Locations . . . . . . . . . . . . . . Parts Listing SelectaDock III (3547-003) Common Devices Checkout . . . . External Diskette Drive Test . . . . . External Display Self-Test . . . . . . External Keyboard/Auxiliary Input Device Fax/Modem Checkout . . . . . . . . Printer Checkout .......... Port Replicator Checkout ...... TrackPoint Checkout ........ TV Tuner . . . . . . . . . . . . . . ..... ..... ..... Checkout ..... ..... ..... ..... ..... Miscellaneous Information . . . . . . . . . . . Acronyms, Abbreviations and Terms . . . . . . . Send Us Your Comments! . . . . . . . . . . . . viii IBM Mobile Systems HMM Do You Need Technical References? .. Problem Determination Tips . . . . . . . Phone Numbers, U.S. and Canada . . . . Notices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 698 699 700 702 Contents ix x IBM Mobile Systems HMM Introduction Mobile Computer Descriptions . . . . . . . . . . . Drive and Diskette Compatibility Matrix . . . . . . . Important Service Information ........... How to Use Error Messages .......... How to Read POST Error Messages ...... Safety Notices (Multi-lingual Translations) ..... Safety Information ................ General Safety ................ Electrical Safety . . . . . . . . . . . . . . . . Safety Inspection Guide ............ Handling Electrostatic Discharge-Sensitive Devices Grounding Requirements . . . . . . . . . . . . Laser Compliance Statement ........... 2 5 6 7 7 8 15 15 16 17 19 19 20 © Copyright IBM Corp. 1997 1 Mobile Computer Descriptions Models N51, CL57, and P70/75 and Thinkpads 700x and 720x are Micro Channel systems. All others are AT/ISA bus systems. Model Model L40SX Model N45 SL Model Model Model Model N51 SLC N51 SX CL57 SX P70 386 Type 8543-044 2614-065 2614-067 8551-025 8551-033 8554-045 8573-031 8573-061 8573-121 8573-161 8573-401 2615-065 2615-067 2610 2610 2610 2610 2610 2618-AOE 2618-JOA 2618-LOA 2618-NOA 2618-POA 2619 2619 2619 2619 2619 2620 2620 2620 2620 2620 2620 2620 2620 2620 2620 2620 2620 2620 2620 2625-205 2625-x05 2625 2625 2625 2625 2625 2625 2625 2625 2625 2625 2625 9545 9545 9545 Processor Memory Hrd Dsk 60M 80M 120M 80M 40M 80M 30M 60M 120M 160M 400M 80M 120M 125M 200M 360M 360M 540M 85M 125M 250M 125M 250M 125M 125M 250M 170M 250M 170M 340M 170M 340M 170M 340M 170M 340M 540M 170M 340M 540M 170M 340M 340M 540M 540M 540M 540M 810M 1.0G 540M 810M 1.0G 810M 1.0G 1.3G 340M 540M 810M 386SX-20 2M/18M 386SL-25 2M/8M 386SL-25 2M/8M 386SLC-16 2M/10M 386SX-16 2M/10M 386SX-20 2M/16M 80386-16 2M/8M 80386-20 2M/8M 80386-20 2M/8M 80486-33 8M/16M 80486-33 8M/16M 386SL-25 4M/12M 386SL-25 4M/12M 486SLC2-50/25 4M/12M 486SLC2-50/25 4M/12M 486SLC2-66/33 4M/12M 486DX4-75 4M/20M DX4-75 4M/20M 486SL-25 4M/20M 48 ...