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Lenovo ThinkCentre M50 User Manual - Page 48

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Locating components The following illustration will help you locate the various components in your computer. 1 CD drive or DVD drive 2 USB connector 3 USB connector 4 Optional drive bay 5 Hard disk drive 6 Diskette drive 7 DIMMs 8 Microprocessor and heat sink 9 AGP slot 10 Battery 11 PCI slots Identifying parts on the system board The system board (sometimes called the planar or motherboard) is the main circuit board in your computer. It provides basic computer functions and supports a variety of devices that are IBM-installed or that you can install later. 32 User Guide

Section	Page
Contents	5
Important safety information	7
Conditions that require immediate action	7
General safety guidelines	8
Service	8
Power cords and power adapters	8
Extension cords and related devices	9
Plugs and outlets	9
Batteries	9
Heat and product ventilation	10
CD and DVD drive safety	10
Additional safety information	11
Lithium battery notice	12
Modem safety information	12
Laser compliance statement	13
Overview	15
Information resources	15
Identifying your computer	16
Chapter 1. Types 8185, 8186, 8192, 8413, and 8430	17
Features	17
Specifications	20
Available options	21
Tools required	21
Handling static-sensitive devices	21
Installing external options	22
Locating the connectors on the front of your computer	22
Locating the connectors on the rear of your computer	23
Obtaining device drivers	24
Removing the cover	25
Locating components	26
Identifying parts on the system board	26
Installing memory	27
Installing adapters	28
Installing internal drives	30
Drive specifications	30
Installing a CD-ROM or DVD-ROM drive	31
Installing security features	33
Identifying security locks	33
Rope clip	34
Integrated cable lock	35
Password protection	35
Changing the battery	35
Erasing a lost or forgotten password (clearing CMOS)	36
Replacing the cover and connecting the cables	37
Chapter 2. Types 8128, 8187, 8188, 8193, 8414, and 8431	39
Features	39
Specifications	42
Available options	43
Tools required	43
Handling static-sensitive devices	43
Installing external options	44
Locating the connectors on the front of your computer	44
Locating the connectors on the rear of your computer	45
Obtaining device drivers	46
Removing the cover	47
Locating components	48
Identifying parts on the system board	48
Installing memory	49
Installing adapters	50
Installing internal drives	52
Drive specifications	52
Installing a drive	53
Connecting the first CD drive or DVD drive	55
Connecting an additional CD drive, DVD drive, or parallel ATA hard disk drive	56
Connecting a serial ATA hard disk drive	56
Installing security features	56
Identifying security locks	57
Rope clip	57
Integrated cable lock	59
Password protection	59
Changing the battery	59
Erasing a lost or forgotten password (clearing CMOS)	60
Replacing the cover and connecting the cables	61
Chapter 3. Types 8196 and 8197	63
Features	63
Specifications	66
Available options	67
Tools required	67
Handling static-sensitive devices	67
Installing external options	68
Locating the connectors on the front of your computer	69
Locating the connectors on the rear of your computer	70
Obtaining device drivers	71
Removing the cover	72
Locating components	73
Identifying parts on the system board	73
Installing memory	74
Installing adapters	76
Installing internal drives	77
Drive specifications	78
Installing a drive	78
Connecting the first CD drive or DVD drive	80
Connecting an additional CD drive, DVD drive, or parallel ATA hard disk drive	81
Connecting a serial ATA hard disk drive	81
Installing security features	81
Identifying security locks	82
Rope clip	82
Integrated cable lock	84
Password protection	84
Changing the battery	84
Erasing a lost or forgotten password (clearing CMOS)	85
Replacing the cover and connecting the cables	86
Chapter 4. Types 8189, 8190, 8194, 8195, 8415, 8432, and 8433	89
Features	89
Specifications	92
Available options	93
Tools required	93
Handling static-sensitive devices	93
Installing external options	94
Locating the connectors on the front of your computer	95
Locating the connectors on the rear of your computer	96
Obtaining device drivers	97
Removing the cover	98
Locating components	99
Identifying parts on the system board	99
Installing memory	100
Installing adapters	101
Installing internal drives	103
Drive specifications	103
Installing a drive	104
Connecting the first CD drive or DVD drive	106
Connecting an additional CD drive, DVD drive, or parallel ATA hard disk drive	107
Connecting a serial ATA hard disk drive	107
Installing security features	107
Identifying security locks	108
Rope clip	108
Integrated cable lock	110
Password protection	110
Changing the battery	110
Erasing a lost or forgotten password (clearing CMOS)	111
Replacing the cover and connecting the cables	112
Chapter 5. Using the IBM Setup Utility program	115
Starting the IBM Setup Utility program	115
Viewing and changing settings	115
Exiting from the IBM Setup Utility program	115
Using passwords	115
User password	116
Administrator password	116
Setting, changing, and deleting a password	116
Using Security Profile by Device	116
Using IDE Drives Setup	117
Selecting a startup device	117
Selecting a temporary startup device	117
Changing the startup sequence	117
Advanced settings	118
Appendix A. Updating system programs	119
System programs	119
Updating (flashing) BIOS from a diskette	119
Updating (flashing) BIOS from your operating system	119
Recovering from a POST/BIOS update failure	120
Appendix B. Cleaning the mouse	121
Cleaning an optical mouse	121
Cleaning a mouse with a ball	121
Appendix C. Manual modem commands	123
Basic AT commands	123
Extended AT commands	125
MNP/V.42/V.42bis/V.44 commands	126
Fax Class 1 commands	127
Fax Class 2 commands	127
Voice commands	128
Appendix D. Customer replaceable unit (CRU) parts list	131
Appendix E. Notices	133
Television output notice	134
Trademarks	134

Match case Limit results 1 per page

Locating

components

The

following

illustration

will

help

you

locate

the

various

components

your

computer.

±1²

drive

DVD

drive

±7²

DIMMs

±2²

USB

connector

±8²

Microprocessor

and

heat

sink

±3²

USB

connector

±9²

AGP

slot

±4²

Optional

drive

bay

±10²

Battery

±5²

Hard

disk

drive

±11²

PCI

slots

±6²

Diskette

drive

Identifying

parts

the

system

board

The

system

board

(sometimes

called

the

planar

motherboard

)

the

main

circuit

board

your

computer.

provides

basic

computer

functions

and

supports

variety

devices

that

are

IBM-installed

that

you

can

install

later.

User

Guide