User manual IBM THINKPAD Z61T Hardware Guide

[. . . ] ThinkPad Z61t Hardware Maintenance Manual ® October 2006 This manual supports: ThinkPad Z61t (MT 8747, 8749, 9440, 9441, 9442, 9443, and 9448) ThinkPad Z61t Hardware Maintenance Manual ® Note Before using this information and the product it supports, be sure to read the general information under "Notices" on page 160. First Edition (October 2006) © Copyright Lenovo 2006. GOVERNMENT USERS ­ RESTRICTED RIGHTS: Our products and/or services are provided with RESTRICTED RIGHTS. Use, duplication or disclosure by the Government is subject to the GSA ADP Schedule contract with Lenovo Group Limited, if any, or the standard terms of this commercial license, or if the agency is unable to accept this Program under these terms, then we provide this Program under the provisions set forth in Commercial Computer Software­Restricted Rights at FAR 52. 227-19, when applicable, or under Rights in Data-General, FAR 52. 227. 14 (Alternate III). Contents About this manual . 4 Strategy for replacing FRUs for CTO, CMV, and GAV 4 Product definition . [. . . ] To run the test, do as follows: General descriptions 27 Checkout guide Note: In the following procedure, you can select an item not only with the arrow keys, but also with the TrackPoint pointer. Insert the PC-Doctor disk into the diskette drive; then power on the computer. If the computer cannot be powered on, go to "Power system checkout" on page 30, and check the power sources. If an error code appears, go to "Symptom-to-FRU index" on page 44. (Its exact form depends on the model. ) Note: PC-Doctor menu does not mean the formal support device list. Some unsupported device names may appear in the PC-Doctor menu. Diagnostics Interactive Tests Hardware Info Utility Quit F1=Help Run Normal Test Run Quick Test CPU/Coprocessor Systemboard Video Adapter Serial Ports Parallel Ports Fixed Disks Diskette Drives Other Devices Communication Wireless LAN Memory Test - Full Memory Test - Quick PC-DOCTOR 2. 0 Copyright 2002 PC-Doctor, Inc. Press ENTER to select. (continued) 28 MT 8747, 8749, 9440, 9441, 9442, 9443, and 9448 Checkout guide The options on the test menu are as follows: Diagnostics v v v v v v v v v v v v v v v Run Normal Test Run Quick Test CPU/Coprocessor Systemboard Video Adapter Serial Ports Parallel Ports Fixed Disks Diskette Drives Other Devices ThinkPad Devices Communication Wireless LAN Memory Test ­ Full Memory Test ­ Quick Interactive Tests v v v v v v v v Keyboard Video Internal Speaker Mouse Diskette System Load CD-ROM/DVD Test Intel Wireless Radio Notes: v In the Keyboard test in Interactive Tests, the Fn key should be held down for at least 2 seconds; otherwise, it cannot be sensed. v Video Adapter test supports only the LCD display on the ThinkPad computer. If you have an external monitor attached to your computer, detach it before running PC-Doctor for DOS. v To test Digital Signature Chip, the security chip must be set to Active. v To test Serial Ports or Parallel Ports, the ThinkPad computer must be attached to the ThinkPad Advanced Dock or ThinkPad Advanced Mini Dock. Note: After running PC-Doctor, check the time and date on the system and reset them if they are incorrect. General descriptions 29 Checkout guide Detecting system information with PC-Doctor PC-Doctor can detect the following system information: Hardware Info v v v v v v v v v v v System Configuration Memory Contents Physical Disk Drives Logical Disk Drives VGA Information IDE Drive Info PCI Information PNPISA Info SMBIOS Info VESA LCD Info Hardware Events Log Run External Tests Surface Scan Hard Disk Benchmark System DOS Shell Tech Support Form Battery Rundown View Test Log Print Log Save Log Full Erase Hard Drive Quick Erase Hard Drive Utility v v v v v v v v v v v PC-Doctor for Windows This product is designed to help you troubleshoot and resolve problems related to your computer. Select one of the categories listed below to display symptoms and solutions: v CHECK SYSTEM HEALTH v SYSTEM AND DEVICE TESTS v LENOVO TROUBLESHOOTING v CENTER v SYSTEM REPORTS v UPDATES AND SUPPORT Power system checkout To 1. Check that the battery pack supplies power when you turn on the computer. If you suspect a power problem, see the appropriate one of the following power supply checkouts: v "Checking the ac adapter" on page 31 v "Checking operational charging" on page 31 v "Checking the battery pack" on page 31 v "Checking the backup battery" on page 32 30 MT 8747, 8749, 9440, 9441, 9442, 9443, and 9448 Checkout guide Checking the ac adapter You are here because the computer fails only when the ac adapter is used. v If the power problem occurs only when the port replicator is used, replace the port replicator. v If the power-on indicator does not turn on, check the power cord of the ac adapter for correct continuity and installation. v If the computer does not charge during operation, go to Checking operational charging. See the following figure: Pin 1 Voltage (V dc) +20 0 Ground 3 2 1 (20V) 2 3 Note: Output voltage of pin no. 2 of the ac adapter may different from the one you are servicing. If the voltage is acceptable, do the following: v Replace the system board. v If the problem persists, go to "Product overview" on page 34. Note: Noise from the ac adapter does not always indicate a defect. Checking operational charging To check whether the battery charges properly during operation, use a discharged battery pack or a battery pack that has less than 50% of the total power remaining when installed in the computer. If the battery status indicator or icon does not turn on, remove the battery pack and let it return to room temperature. [. . . ] Any functionally equivalent product, program, or service that does not infringe any Lenovo intellectual property right may be used instead. However, it is the user's responsibility to evaluate and verify the operation of any other product, program, or service. Lenovo may have patents or pending patent applications covering subject matter described in this document. The furnishing of this document does not give you any license to these patents. [. . . ]