Gebruiksaanwijzing /service van het product 8254 van de fabrikant Lenovo
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Hardw are Replacement Guide Leno v o 3000 J Series T ypes 8252, 8253, 8254, 8257, 8258, 8259.
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Le n o v o 3 000 J Ser ie s.
First Edition (December 2005) © Copyright Lenovo 2005. Portions © Copyright International Business Machines Corporation 2005. All rights reserved. U.S. GOVERNMENT USERS – RESTRICTED RIGHTS: Our products and/or services ar e provided with RESTRICTED RIGHTS.
Contents Overview . . . . . . . . . . . . . .v Safety information for replacing CRUs . . . . . .v Safety information for replacing FRUs . . . . . .v Additional information resour ces . . . . . . .v T ools required . . . . . . . . . . . . .v i Handling static-sensitive devices .
iv Hardwar e Replacement Guide.
Overview This guide is intended to be used by customers who are r eplacing Customer Replaceable Units (CRUs) as well as trained service personnel who are r eplacing Field Replaceable Units (FRUs). In this document, CRUs and FRUs will be referr ed to as parts.
T ools required To replace some parts in your computer , you might need a flat-blade or Phillips screwdriver . Additional tools might be needed for certain parts. Handling static-sensitive devices Static electricity , although harmless to you, can seriously damage computer components and parts.
Chapter 1. Locations This chapter provides illustrations to help locate the various connectors, contr ols and components of the computer . To open the computer cover , see “Removing the cover” on page 7.
Locating the connectors on the rear of your computer The following illustration shows the location of connectors on the rear of the computer . 1 Power connector 9 Ethernet connector 2.
Locating components The following illustration will help you locate the various components in your computer . 1 Micropr ocessor and heat sink 4 PCI connectors 2 Memory modules 5 PCI adapter 3 AGP connector 6 Power supply Chapter 1.
Identifying parts on the system board The system board (sometimes called the planar or motherboar d) is the main circuit board in your computer . It provides basic computer functions and supports a variety of devices. The following illustration shows the locations of parts on the system board for some models.
The following illustration shows the locations of parts on the system board for some models. 1 Micropr ocessor and heat sink 11 Front panel connector 2 Micropr ocessor fan connector .
6 Hardwar e Replacement Guide.
Chapter 2. Replacing hardware Attention Do not open your computer or attempt any repair befor e reading the “Important safety information” in the Quick Reference that was included with your computer or in the Hardware Maintenance Manual (HMM) for the computer .
4. Remove the two screws at the rear of the left side cover and slide the cover to the rear to r emove. Replacing a memory module Attention Do not open your computer or attempt any repair befor e read.
2. Remove the memory module being replaced by opening the retaining clips as shown. 3. Position the replacement memory module over the memory connector . Make sure that the notch 1 on the memory module aligns corr ectly with the connector key 2 on the system board.
This section provides instr uctions on how to replace a PCI adapter . 1. Remove the computer cover . See “Removing the cover” on page 7. 2. Remove screw from adapter . 3. Remove the adapter by pulling it straight out of the adapter connector . 4. Remove the new adapter from its static-protective package.
3. Locate the keyboard connector . Note: Y our keyboard might be connected to a standar d keyboard connector 1 or a USB connector 2 . Depending on where your keyboar d is connected, see “Locating the connectors on the rear of your computer” on page 2 or “Locating the connectors on the front of your computer” on page 1.
5. Connect the new mouse to the appropriate connector on the computer . 6. Go to “Completing the parts replacement.” Completing the parts replacement After working with parts, you need to replace the computer cover and r econnect any cables, including telephone lines and power cords.
Appendix. Notices Lenovo may not offer the pr oducts, services, or features discussed in this document in all countries. Consult your local Lenovo repr esentative for information on the products and services curr ently available in your area.
vary significantly . Some measurements may have been made on development-level systems and there is no guarantee that these measur ements will be the same on generally available systems. Furthermore, some measur ements may have been estimated through extrapolation.
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Part Number: 41T3793 Printed in USA (1P) P/N: 41T3793.
Een belangrijk punt na aankoop van elk apparaat Lenovo 8254 (of zelfs voordat je het koopt) is om de handleiding te lezen. Dit moeten wij doen vanwege een paar simpele redenen:
Als u nog geen Lenovo 8254 heb gekocht dan nu is een goed moment om kennis te maken met de basisgegevens van het product. Eerst kijk dan naar de eerste pagina\'s van de handleiding, die je hierboven vindt. Je moet daar de belangrijkste technische gegevens Lenovo 8254 vinden. Op dit manier kan je controleren of het apparaat aan jouw behoeften voldoet. Op de volgende pagina's van de handleiding Lenovo 8254 leer je over alle kenmerken van het product en krijg je informatie over de werking. De informatie die je over Lenovo 8254 krijgt, zal je zeker helpen om een besluit over de aankoop te nemen.
In een situatie waarin je al een beziter van Lenovo 8254 bent, maar toch heb je de instructies niet gelezen, moet je het doen voor de hierboven beschreven redenen. Je zult dan weten of je goed de alle beschikbare functies heb gebruikt, en of je fouten heb gemaakt die het leven van de Lenovo 8254 kunnen verkorten.
Maar de belangrijkste taak van de handleiding is om de gebruiker bij het oplossen van problemen te helpen met Lenovo 8254 . Bijna altijd, zal je daar het vinden Troubleshooting met de meest voorkomende storingen en defecten #MANUAl# samen met de instructies over hun opplosinge. Zelfs als je zelf niet kan om het probleem op te lossen, zal de instructie je de weg wijzen naar verdere andere procedure, bijv. door contact met de klantenservice of het dichtstbijzijnde servicecentrum.
