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Identifying Parts on the System Board

The system board, also 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 preinstalled or that you can install later.

If you plan to install, remove, or replace hardware in your computer, you will need
to know the layout of the system board. The following illustration shows the layout
of the system board in your computer.

.1/

Monitor connector

.2/

Parallel port connector

.3/

USB connector

.4/

USB connector

.5/

Mouse connector

.6/

Keyboard connector

.7/

Serial port A connector
(A second serial port (B) connector
is located above this panel.)

.8/

Ethernet connector
(optional feature)

.9/

Serial port B header

.1ð/

Main power connector

.11/

CMOS-clear (password) jumper

.12/

Diskette drive connector

.13/

Primary EIDE connector

.14/

Secondary EIDE connector

.15/

Hard disk drive and power LED connector

.16/

System memory connectors

.17/

Switches for microprocessor
speed and diskette write protection

.18/

3.3 V power connector

.19/

Fan connector

.2ð/

LAN activity LED

.21/

L2-cache connector

.22/

Microprocessor connector

.23/

Riser card connector

.24/

Battery

.25/

Video memory connectors

.26/

Wake on LAN connector

.27/

Wake on ring/modem connector

Note:

An illustration of the system board and additional information are provided
on a label found on the underside of the computer cover.

Chapter 2. Preparing to Install and Remove Options

7

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Содержание PC 300GL Types 6275

Страница 1: ...Personal Computer Installing Options in Your Personal Computer PC 300 GL 6272 and 6282...

Страница 2: ......

Страница 3: ...Personal Computer Installing Options in Your Personal Computer PC 300 GL 6272 and 6282 IBM...

Страница 4: ...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 pu...

Страница 5: ...the Cover 5 Locating Components 6 Identifying Parts on the System Board 7 Chapter 3 Installing Options on the System Board 9 Installing System Memory 10 Installing Video Memory 14 Installing L2 Cache...

Страница 6: ...the Installation 62 Removing a Bay Panel 63 Replacing the Cover and Connecting the Cables 64 Updating the Computer Configuration 66 Appendix A Replacing the Battery 71 Appendix B Interrupt and DMA Re...

Страница 7: ...to devices In the U K by law the power cord must be disconnected after the telephone line cable 2 In the U K by law the telephone cable must be connected after the power cord 1 2 1 Electrical current...

Страница 8: ...f the battery as required by local ordinances or regulations ATTENTION Danger d explosion en cas de remplacement incorrect de la batterie Remplacer uniquement par une batterie IBM de type 33F8354 ou d...

Страница 9: ...ectrotechnical Commission IEC 825 and CENELEC EN 60 825 for Class 1 laser products When a CD ROM drive is installed note the following CAUTION Use of controls or adjustments or performance of procedur...

Страница 10: ...s instructions for installing removing and replacing most options Also this book contains information to help you decide which options to add to your computer Note The illustrations in this publicatio...

Страница 11: ...ing and removing adapters and drives Chapter 5 Working with Internal Drives provides instructions for installing and removing internal drives Chapter 6 Working with Security Options describes features...

Страница 12: ...Personal Computer About Your Software This publication provided only with computers that have preinstalled software contains information about the preinstalled software package Your Ready to Configure...

Страница 13: ...fered with these models If your computer has three drive bays it is referred to as the 3 bay design If your computer has four drive bays it is referred as the 4 bay design These following naming conve...

Страница 14: ...r a hard disk drive which does not have accessible media such as a CD ROM drive or diskette drive The 4 bay design has four expansion slots for adapters as shown in the rear view below Bay 1 Bay 2 Bay...

Страница 15: ...roduction to the options and features that are discussed in this book Also important information about required tools electrical safety and static sensitive devices is discussed Important Before you i...

Страница 16: ...onal floor stand or wall mount Also for security purposes you can add an optional U bolt The U bolt allows you to secure the computer with a cable and lock Installation instructions come with these op...

Страница 17: ...ve a modem or fax machine attached to their computer must disconnect the telephone line from the computer before unplugging any power cords also known as power cables When the computer is reassembled...

Страница 18: ...lways handle components carefully Handle adapters and memory modules by the edges Never touch any exposed circuitry Prevent others from touching components When you are installing a new option touch t...

Страница 19: ...ia see Using Your Personal Computer 1 For models equipped with a cover lock make sure it is unlocked 2 Disconnect all cables attached to the computer this includes power cords cables or lines connecte...

Страница 20: ...Removing the Cover on page 5 Expansion Slots Riser Card 3 5 inch Drive Bay 1 Bay 2 Bay 3 3 Bay Design Expansion Slots Riser Card Removable 3 5 inch Drive Bracket Bay 1 Bay 2 Bay 3 Bay 4 4 Bay Design Y...

Страница 21: ...ond serial port B connector is located above this panel 8 Ethernet connector optional feature 9 Serial port B header 1 Main power connector 11 CMOS clear password jumper 12 Diskette drive connector 13...

Страница 22: ...he following illustrations show the I O connectors that come with your computer If your computer has a preinstalled audio adapter other connectors appear above the panel The three circular connectors...

Страница 23: ...g system board options System memory Video memory L2 cache Microprocessor upgrade Before you begin Before you install remove or replace any option always do the following Read Electrical Safety on pag...

Страница 24: ...pported Any sequence of module sizes is allowed A mix of SDRAM and EDO modules is supported Modules have a maximum height of 3 175 cm 1 25 in Larger modules might prevent the use of the bottom expansi...

Страница 25: ...ge containing the system memory module to any unpainted metal surface in the computer and then remove the module from the package 3 Position the module above the connector so that the two notches on t...

Страница 26: ...7 Completing the Installation on page 62 To remove system memory 1 At both ends of the connector push outward on the retaining clips until the module is loosened Do not attempt to loosen or remove the...

Страница 27: ...to reinstall it go to Installing an Adapter on page 28 To work with another option go to the appropriate section To complete the installation go to Chapter 7 Completing the Installation on page 62 Ch...

Страница 28: ...phone numbers in Available Options and Features on page 2 Tip If you are uncertain of the amount of video memory installed in your computer perform the following procedures 1 Turn on your computer and...

Страница 29: ...Removing an Adapter on page 32 1 Touch the static protective package containing the memory module to any unpainted metal surface in the computer and then remove the module from the package 2 Position...

Страница 30: ...to reinstall it go to Installing an Adapter on page 28 To work with another option go to the appropriate section To complete the installation go to Chapter 7 Completing the Installation on page 62 You...

Страница 31: ...nnect all cables attached to the computer and remove the computer cover see Disconnecting Cables and Removing the Cover on page 5 Locate the L2 cache connector on the system board Refer to Identifying...

Страница 32: ...ved L2 cache module in a static protective package If you removed the 3 5 inch drive bracket reinstall it For more information see steps 6 and 7 on page 46 If you removed an adapter reinstall it For m...

Страница 33: ...has been running To avoid the possibility of a burn if the computer has been on let the microprocessor and heat sink cool for 10 minutes before continuing with the procedure Before you begin Read Elec...

Страница 34: ...ots on the ends of the clamp hook over the tabs found on the microprocessor connector Remove the clamp by pressing down on it and releasing the tabs on each end of the clamp S o c k e t 5 S o c k e t...

Страница 35: ...ctor and lift it all the way up This releases the microprocessor Lift the microprocessor out of the socket Microprocessor Lever 6 Store the old microprocessor in a static protective package 7 Touch th...

Страница 36: ...ated Note Be careful when inserting the microprocessor into the socket because the pins of the microprocessor connect only one way Lower the lever to lock the microprocessor into position Microprocess...

Страница 37: ...d on page 7 For information on the appropriate switch settings see the label on the underside of the computer cover or contact your place of purchase or IBM reseller What to do next If you removed the...

Страница 38: ...longer than 17 78 cm 7 0 in cannot be installed In the 4 bay design adapters longer than 17 78 mm 7 0 in cannot be installed in expansion slot 1 Also adapters longer than 20 32 cm 8 0 in cannot be ins...

Страница 39: ...iser card in the 4 bay design has two shared slots along with one slot dedicated to the ISA bus and one slot dedicated to the PCI bus The 4 bay design accommodates up to four adapters plugged into the...

Страница 40: ...resources are available then the BIOS software automatically configures the adapter around the resources already in use by other devices Many adapters designed for ISA slots are Plug and Play devices...

Страница 41: ...s you change system resources for installed adapters you must also change resources when you remove an ISA legacy adapter If you remove a legacy adapter change the resources it formerly used to Availa...

Страница 42: ...ed to the computer and remove the computer cover see Disconnecting Cables and Removing the Cover on page 5 If you are installing an adapter in the 3 bay design or if you are installing an adapter in e...

Страница 43: ...in the computer or on the adapter interferes with the installation use another slot Connector Adapter 4 Go to the device record form in Using Your Personal Computer and write the adapter name next to...

Страница 44: ...ackage containing the adapter to any unpainted metal surface in the computer then remove the adapter from the package 3 Install the adapter into the appropriate ISA or PCI slot on the riser card Note...

Страница 45: ...nd write the adapter name next to the slot into which you installed it What to do next To work with another option go to the appropriate section To complete the installation go to Chapter 7 Completing...

Страница 46: ...cables and power cords and then remove the computer cover see Disconnecting Cables and Removing the Cover on page 5 Removing an Adapter from Expansion Slot 1 2 or 3 Note The following instructions ar...

Страница 47: ...dapter you removed Note Removing an adapter frees up system resources If you remove an ISA legacy adapter you must use the Configuration Setup Utility program to set the previously used resources to A...

Страница 48: ...tached bar then remove the adapter The following illustration shows an adapter being removed Attached Bar Adapter 2 Go to the device record form in Using Your Personal Computer and delete the name of...

Страница 49: ...ter frees up system resources If you remove an ISA legacy adapter you must use the Configuration Setup Utility program to set the previously used resources to Available For more information see Chapte...

Страница 50: ...ses a 5 25 inch and a 3 5 inch drive and the other houses a 3 5 inch drive The 4 bay design also has two drive brackets one houses two 5 25 inch drives and the other houses two 3 5 inch drives Note A...

Страница 51: ...ifications for the 4 Bay Design Bays Drives2 Max Height Min Height 1 and 2 CD ROM drive PD CD ROM drive CD R drive Tape drive 5 25 inch diskette drive 3 5 inch diskette drive 3 4 06 cm 1 6 in 2 54 cm...

Страница 52: ...provided with your computer Note Refer to Identifying Parts on the System Board on page 7 to identify the points of connection on the system board Table 3 Power Cables Connector Point of Connection P1...

Страница 53: ...taching internal devices and a fourth unique connector for attaching devices with adapter strips or other special connections Note To locate connectors on the system board see Identifying Parts on the...

Страница 54: ...ter data transfer speeds Mode 1 or higher to the primary hard disk drive signal cable hard disk drives 0 and 1 To install more than two IDE hard disk drives you must purchase an additional signal cabl...

Страница 55: ...n page 4 Read the instructions that come with the drive you want to install or replace Turn off the computer and all other connected devices Disconnect all cables attached to the computer and remove t...

Страница 56: ...from the computer Alignment Slots Screws Removable Drive Bracket Alignment Slots b If a drive is present in bay 1 disconnect the cables attached to that drive Next remove the drive bracket by removing...

Страница 57: ...from the bracket 3 Touch the static protective package containing the new drive to any unpainted metal surface and then remove the drive from the package 4 Place the new drive in the drive bracket an...

Страница 58: ...in bay 2 Alignment Slots Removable Drive Bracket Alignment Slots Screws b If a drive is present in bay 1 connect the power and signal cables to drive in bay 2 and then reinstall the drive bracket by p...

Страница 59: ...llation go to Chapter 7 Completing the Installation on page 62 Installing a Drive in Bay 3 1 Disconnect the signal and power cables attached to the drive in bay 3 2 Remove the bracket that houses bay...

Страница 60: ...ollowing illustration shows the drive bracket being reinstalled Diskette Drive Screw 7 Connect the power and signal cables to all the drives in the computer What to do next Go to the device record for...

Страница 61: ...Handling Static Sensitive Devices on page 4 Read the instructions that come with the drive you want to install or replace Turn off the computer and all other connected devices Disconnect all cables at...

Страница 62: ...ain that the bracket fits properly under the alignment slots Insert and tighten the screws The following illustration shows the drive bracket being reinstalled Alignment Slots Alignment Slots Screws 6...

Страница 63: ...remove the computer cover see Disconnecting Cables and Removing the Cover on page 5 1 Disconnect the cables attached to the drive in bay 1 2 Remove the bracket that houses bays 1 and 2 by removing the...

Страница 64: ...racket fits properly in the alignment slots Insert and tighten the screws The following illustration shows the drive bracket being reinstalled Alignment Slots Removable Drive Bracket Alignment Slots S...

Страница 65: ...want to install Turn off the computer and all other connected devices Disconnect all cables attached to the computer and remove the computer cover see Disconnecting Cables and Removing the Cover on pa...

Страница 66: ...s a drive being installed in bay 4 b To install a drive in the 5 25 inch drive bracket If applicable remove the metal knock out panel for the appropriate drive bay Knock Out Panel Place the drive into...

Страница 67: ...being reinstalled Removable 3 5 inch Drive Bracket Screw Alignment Slots 7 Connect the power and signal cables to all the drives in the computer What to do next Go to the device record form in Using...

Страница 68: ...emove the computer cover see Disconnecting Cables and Removing the Cover on page 5 1 Disconnect the cables attached to the drives in the 3 5 inch drive bracket 2 Remove the screw that attaches the 3 5...

Страница 69: ...cket disconnect any cables attached to the drive Next loosen and remove the screws and then slide the drive forward This illustration shows a drive being removed from bay 2 Screws Screws 4 If you do n...

Страница 70: ...led Removable 3 5 inch Drive Bracket Screw Alignment Slots 7 Connect the power and signal cables to all the installed drives What to do next Go to the device record form in Using Your Personal Compute...

Страница 71: ...restores the default settings for your computer thus any configuration settings that are not part of the default settings are erased After performing either one of these actions you must use the Confi...

Страница 72: ...rtant Clearing CMOS memory erases the configuration of your computer Because you need to reconfigure the computer after clearing CMOS memory record the configuration information of your computer befor...

Страница 73: ...er on page 5 1 If necessary remove the drive bracket assembly and riser card 2 Locate the CMOS clear jumper on the system board For more information see Identifying Parts on the System Board on page 7...

Страница 74: ...e computer After reassembling the computer go to Chapter 7 Completing the Installation on page 62 use the Configuration Setup Utility program to reset the date and time reset any passwords and reconfi...

Страница 75: ...attached to the computer and then remove the computer cover see Disconnecting Cables and Removing the Cover on page 5 1 Locate the configuration switches on the system board For more information refe...

Страница 76: ...ding power cords and telephone lines Also depending on the option installed you might need to update information in the Configuration Setup Utility program The following list is a quick reference to t...

Страница 77: ...he 4 bay design Your computer might have a preinstalled drive in one of these bays If you are replacing a preinstalled drive a bay panel might have already been removed To remove a bay panel pop it lo...

Страница 78: ...crews are left inside your computer 2 Clear any cables that might impede the replacement of the cover 3 Place the cover down on the computer frame as shown in the following illustrations Secure the co...

Страница 79: ...tion see Setting Up Your Personal Computer 6 If you have a modem or fax machine attached to the computer reconnect the telephone line to the wall outlet and the computer Plug the power cords into prop...

Страница 80: ...the computer automatically configures an option it uses system programs If the system programs do not update the settings you can use the Configuration Setup Utility program to reconfigure the approp...

Страница 81: ...option and restart the computer the following screen might appear Note Depending on the configuration changes that occurred the error message you see might be different from the one shown here If the...

Страница 82: ...an administrator and a power on password you can type either of the passwords at the password prompt However if you type your power on password you can view limited information in the Configuration Se...

Страница 83: ...at a configuration change occurred in that category The 5 might also appear in subsequent menus If an asterisk is beside a menu item then a resource conflict is detected When you complete your changes...

Страница 84: ...am see Starting the Configuration Setup Utility Program on page 67 2 Select ISA Legacy Resources from the Configuration Setup Utility menu 3 As needed select Memory Resources I O Port Resources DMA Re...

Страница 85: ...3 and Handling Static Sensitive Devices on page 4 Read the Important box on page 57 Read the instructions that come with the replacement battery Turn off the computer and all other connected devices...

Страница 86: ...g the battery What to do next To work with another option go to the appropriate section To complete the replacement go to Chapter 7 Completing the Installation on page 62 Use the Configuration Setup U...

Страница 87: ...on control Table 4 Interrupt Resources Interrupt Request System Resource 0 Timer 1 Keyboard 2 Interrupt Controller 36 Serial Port B 46 Serial Port A 5 Available 66 Diskette 76 Parallel Port 8 Real Tim...

Страница 88: ...bits Diskette 37 8 bits Parallel Port8 4 Reserved 5 16 bits Available 6 16 bits Available 7 16 bits Available 7 Can be modified to alternative settings or disabled 8 This is the default setting if yo...

Страница 89: ...other products except those expressly designated by IBM are the responsibility of the user IBM may have patents or pending patent applications covering subject matter in this document The furnishing...

Страница 90: ...5 electrical safety 3 IDE 38 types for internal drives 38 CD ROM drive 36 37 clearing CMOS 58 completing the installation 62 components locating internal 6 configuration adapters 26 66 computer updat...

Страница 91: ...3 options 2 overview 1 static sensitive devices 4 installing 3 5 inch internal drive in the 3 bay design 41 installing continued a 5 25 inch internal drive in the 3 bay design 47 adapters 28 battery...

Страница 92: ...video memory 14 P parallel port 8 passwords removing 58 PCI slots 25 planar See system board plug and play adapters 26 ports 5 65 power connectors internal location of 7 power cords connecting 65 dis...

Страница 93: ...witch 61 location on system board 7 system board components 2 description 7 identifying parts 7 layout 7 options 9 system memory configuration 10 increasing 10 installing a module 10 maximum amount 10...

Страница 94: ...IBM Part Number 84H3403 Printed in U S A April 1997 84H34 3...

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