English dropdown-ico

Lenovo 8252 manual

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24

Go to page of

Similar user manuals

A good user manual

The rules should oblige the seller to give the purchaser an operating instrucion of Lenovo 8252, along with an item. The lack of an instruction or false information given to customer shall constitute grounds to apply for a complaint because of nonconformity of goods with the contract. In accordance with the law, a customer can receive an instruction in non-paper form; lately graphic and electronic forms of the manuals, as well as instructional videos have been majorly used. A necessary precondition for this is the unmistakable, legible character of an instruction.

What is an instruction?

The term originates from the Latin word „instructio”, which means organizing. Therefore, in an instruction of Lenovo 8252 one could find a process description. An instruction's purpose is to teach, to ease the start-up and an item's use or performance of certain activities. An instruction is a compilation of information about an item/a service, it is a clue.

Unfortunately, only a few customers devote their time to read an instruction of Lenovo 8252. A good user manual introduces us to a number of additional functionalities of the purchased item, and also helps us to avoid the formation of most of the defects.

What should a perfect user manual contain?

First and foremost, an user manual of Lenovo 8252 should contain:
- informations concerning technical data of Lenovo 8252
- name of the manufacturer and a year of construction of the Lenovo 8252 item
- rules of operation, control and maintenance of the Lenovo 8252 item
- safety signs and mark certificates which confirm compatibility with appropriate standards

Why don't we read the manuals?

Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of Lenovo 8252 alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of Lenovo 8252, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Lenovo service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of Lenovo 8252.

Why one should read the manuals?

It is mostly in the manuals where we will find the details concerning construction and possibility of the Lenovo 8252 item, and its use of respective accessory, as well as information concerning all the functions and facilities.

After a successful purchase of an item one should find a moment and get to know with every part of an instruction. Currently the manuals are carefully prearranged and translated, so they could be fully understood by its users. The manuals will serve as an informational aid.

Table of contents for the manual

  • Page 1

    Hardw are Replacement Guide Leno v o 3000 J Series T ypes 8252, 8253, 8254, 8257, 8258, 8259[...]

  • Page 2

    [...]

  • Page 3

    Le n o v o 3 000 J Ser ie s[...]

  • Page 4

    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. Use, duplication or disclosure by the Government is subject to the GSA ADP Schedule contr[...]

  • Page 5

    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 . . . . . . .v i Chapter 1. Locations . . . . . . . . .1 Locating the con[...]

  • Page 6

    iv Hardwar e Replacement Guide[...]

  • Page 7

    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. Note: T rained service personnel should refer to the Hardwar e Maintenance Manual (HMM) fo[...]

  • Page 8

    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. When replacing a part, do not open the static-pr otect[...]

  • Page 9

    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 front of your computer The following illustration shows the location of connectors on the front of the computer[...]

  • Page 10

    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 V oltage switch 10 USB connectors 3 Mouse connector 11 Microphone connector 4 Keyboard connector 12 Audio line out con[...]

  • Page 11

    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. Locations 3[...]

  • Page 12

    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. 1 Micropr ocessor and heat sink ?[...]

  • Page 13

    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 12 Power LED connector 3 Memory connector 1 13 Clear CMOS/Recovery jumper 4 Memory connector 2 14 Front USB connectors ([...]

  • Page 14

    6 Hardwar e Replacement Guide[...]

  • Page 15

    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 . To obtain copies of the Quick Reference or HMM , go to http://www .lenovo.com/suppor[...]

  • Page 16

    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 reading the “Important safety information” in the Quick Reference that was included with your computer or in the Hardware Maintenance Manual (HMM) for[...]

  • Page 17

    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. Push the memory module straight down into the memory connector until the[...]

  • Page 18

    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. 5. Install the new adapter into the appr[...]

  • Page 19

    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. 4. Discon[...]

  • Page 20

    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. Also, depending on the part that was replaced, you might need[...]

  • Page 21

    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. Any refer ence to a Lenovo product, pr ogram, or service is not intended to state or imply that only that L[...]

  • Page 22

    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. Actual r esults may vary . Users of this document should verify the applicable data [...]

  • Page 23

    [...]

  • Page 24

    Part Number: 41T3793 Printed in USA (1P) P/N: 41T3793[...]