Mitsubishi Apricot LS Series Owner'S Handbook Manual Download Page 57 | Manualshive

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S y s t e m m o t h e r b o a r d

3/14 LS700 HANDBOOK

Fan 2 Connector (J3F1)

Pin

Signal Name

1

Ground

2

FAN_CTRL (+12 V)

3

FAN_SEN*

* If the optional management extension hardware is not available, pin 3 is
ground.

Audio Subsystem

The onboard audio subsystem is based on the Yamaha OPL
family of single-chip audio controllers (YM 715). The audio
subsystem provides the digital audio and analog mixing
functions needed for recording and playing sound on
personal computers. The subsystem features:

♦

Line and microphone level inputs

♦

MIDI/Game port

♦

3-D enhanced stereo

♦

Full digital control of all mixer and volume control
functions

♦

Full duplex operation

♦

Sound Blaster Pro, Windows Sound System, Roland
MPU-401, AdLib, and Multimedia PC Level 2
(MPCII) compatibility

♦

Onboard Yamaha YM 704 wavetable synthesizer
(optional)

♦

Wavetable upgrade connector

♦

CD-ROM audio connector

♦

Telephony connectors

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Summary of Contents for Apricot LS Series

Page 1: ...Apricot LS SERIES Owner s Handbook ...

Page 2: ...APRICOT LS SERIES OWNER S HANDBOOK MINITOWER LY EDITION ...

Page 3: ...ual is furnished under a license agreement The software may be used or copied only in accordance with the terms of this agreement It is against the law to copy any disk supplied for any purpose other than the purchaser s personal use No part of this manual may be reproduced or transmitted in any form or by any means electronic or mechanical including photocopying and recording for any purpose with...

Page 4: ...ot use a metal or other conductive implement to remove the battery If a short circuit is made between its positive and negative terminals the battery may explode Replace a discharged battery with one of the same type another type may explode or ignite Follow the instructions contained in the Owner s Handbook to replace the battery Dispose of a discharged battery promptly and in accordance with the...

Page 5: ...100015 1 1992 This means that working surfaces floor coverings and chairs must be connected to a common earth reference point and you should wear an earthed wrist strap and anti static clothing It is also a good idea to use an ionizer or humidifier to remove static from the air When installing any upgrade be sure you understand what the installation procedure involves before you start This will en...

Page 6: ...een but do not spray glass cleaner directly onto the screen it could run down inside the case and damage the circuitry Transporting Use common sense when handling the computer hard disks in particular can be damaged if the computer is dropped or handled roughly As a precaution back up the contents of the hard disks to tape or diskettes before moving the computer Switch off and disconnect all cable...

Page 7: ...e earth connections are provided and screened cables are used If any metal casework components are removed during upgrade work for example ensure that all metal parts are correctly re assembled and all internal and external screws are re fitted and correctly tightened Legalities This equipment complies with the relevant clauses of the following European Directives and all subsequent amendments Low...

Page 8: ...sold you must check the voltage and frequency of that country s AC power supply and the type of power cord required there Check the power rating labels on the rear of the computer s system unit and its monitor to ensure that they are compatible with the AC power supply The computer can function within two alternative AC power supply ranges according to the position of the voltage selection switch ...

Page 9: ...ny other peripherals to nearby grounded AC power outlets Never substitute a power cord from any other appliance Then switch on or connect the AC power supply 4 Turn on the system unit first then the monitor then other peripherals Power Cable Connections UK ONLY This equipment is supplied with an AC power cord that has a non removable plug Always replace the fuse with one of the same type and ratin...

Page 10: ...tures 1 3 Selecting a Site 1 4 Power Supply 1 4 Before Installing Optional Items 1 6 2 Chassis and Components Before You Begin 2 1 Chassis Covers 2 2 Add in Cards 2 8 Peripheral Carriers and Devices 2 12 Installing Hard Disk Drives 2 16 Installing Full width Devices 2 21 Other Chassis Components 2 23 3 System Motherboard Motherboard Layout 3 2 Configuration Modes 3 3 PCI IDE Peripheral Interface 3...

Page 11: ...grading Processor 4 1 How to Install Memory 4 6 How to Remove Memory 4 9 5 BIOS and Setup Overview of the BIOS Setup Program 5 1 Maintenance Menu 5 3 Main Menu 5 3 Advanced Menu 5 6 Security Menu 5 11 Exit Menu 5 16 Note Down Your Settings for Reference 5 17 6 Troubleshooting Problems when Starting 6 1 Troubleshooting Checklist 6 4 The System s Disk Drives 6 5 Error Messages 6 6 ...

Page 12: ...oppy Diskette Drive 2 15 14 Installing a Hard Drive in the Carrier 2 17 15 Installing a Hard Drive behind the Power Supply 2 18 16 Installing a Hard Drive in the Main Peripheral Carrier 2 20 17 Install remove a Full width Peripheral Device 2 22 18 Removing the Fan card Guide Module 2 23 19 Removing the Power Supply 2 25 20 Motherboard Components 3 2 21 Back Panel I O Connectors 3 3 22 Location of ...

Page 13: ... peripherals Two half height full width peripherals and one narrow peripheral A removable carrier with bays that can hold one floppy diskette drive and one narrow hard disk drive A non removable bay that can hold one narrow hard disk drive 200 watt peak ATX power supply switchable between 115 and 230 volts AC Seven slots for add in cards Padlock hole Dimensions The weight includes the complete cha...

Page 14: ... A Power on off light Turns on when the power is on B Hard disk light Turns on when the computer reads or writes data to an IDE hard disk C Floppy diskette drive D Bay for full width devices shown here with an optional CD ROM drive installed E Power control button Press to turn on the computer F Bays for other full width devices shown with two plastic filler panels in place ...

Page 15: ...typical configuration including a power supply and external motherboard I O connectors Figure 2 Back Panel Connectors and Features C D A B E A Power supply fan vent holes B Socket for AC power cord C Add in card slots D Typical motherboard I O connectors See the motherboard section for further information E Input voltage select switch ...

Page 16: ...ach In regions that are susceptible to electrical storms it may also be advisable to plug your system into a surge suppresser Disconnect telecommunication lines to any modem during an electrical storm Power Supply Checking the Input Voltage Setting A 200 watt peak power supply is integrated into the chassis to provide power for the motherboard add in cards and peripheral devices A switch on the ba...

Page 17: ...ct for the country of supply If you wish to use the computer in another country it may not be suitable contact your Apricot dealer for information AC Input Voltage 50 60 Hz Current 115 V 100 120 V 3 5 A 230 V 200 240 V 2 0 A WARNING To avoid damage to the motherboard or power supply do not exceed a total of 160 watts of continuous power draw or a 200 watt surge for a maximum of 12 seconds ...

Page 18: ...er items such as drives add in cards etc connect a keyboard and a monitor to the system switch on and let the power on self test POST run This will be followed by initialisation of the pre installed Operating System software during which you will be asked to enter personal registration details Once this has been fully completed you can shut down the operating software turn the power off then insta...

Page 19: ...on it will be easier to consult the log than to open up and examine the computer Observe antistatic precautions at all times whenever any cover is removed and while handling any components Information and guidance on antistatic precautions can be found in the appendix at the rear of this handbook You will need a Phillips 2 bit and a flatblade screwdriver Turn the computer power off by pressing the...

Page 20: ...moving the Top Cover 1 Observe the precautions in Before You Begin at the beginning of this chapter 2 If you are removing the cover for the first time you may need to remove the plastic plug in the padlock hole see Figure 4 Save it for re installation If you installed a padlock on the chassis unlock the padlock and remove it 3 Grasp the top cover at the rear of the chassis 4 Slide the cover toward...

Page 21: ...chassis Check that everything is properly installed and tightened 3 Lay the cover on top of the chassis so the plastic tabs on the inside of the cover match up with the holes in the top of the chassis 4 Slide the cover towards the front of the chassis as far as it will go 5 For security you can install a padlock to prevent future unauthorised removal of the cover If you do not install a padlock re...

Page 22: ...tions in Before You Begin at the beginning of this chapter 2 Remove the top cover 3 Slide the two locking tabs at the rear of the chassis up as far as they will go See Figure 5 4 Grasping the back edge of the side cover swing it away from the chassis and pull it free WARNING Observe antistatic precautions at all times when the covers are removed Figure 5 Removing the Access Side Cover ...

Page 23: ...s far as they will go It may be necessary to apply pressure against the side cover in order to properly seat the tabs Removing the Non Access Side Cover The non access side is the left side of the chassis when viewed from the front 1 Observe the precautions in Before You Begin at the beginning of this chapter 2 Remove the top cover 3 Lay the chassis temporarily on the access side 4 Release the pla...

Page 24: ... cover at a slight angle insert the tabs at the front of the cover into their slots Swing the cover snugly against the chassis 3 Press the top tab into its slot 4 Press against the middle and bottom of the side cover to properly seat the rest of the tabs Removing the Bezel 1 Observe the precautions in Before You Begin at the beginning of this chapter 2 Remove the top cover 3 Remove the access side...

Page 25: ...front of the chassis You may have to remove some add in cards to move the module 5 Release the two tabs holding the bezel to the chassis by pressing them outward See Figure 7 6 Lift the front of the chassis slightly and pull the bezel away 7 Press the fan card guide module back into place CAUTION Do not use excessive force to remove plastic components as it may cause damage to fixing tabs etc Figu...

Page 26: ... of the bezel against the chassis until the tabs click into place Add in Cards The following procedures tell how to remove and install slot covers and add in cards Removing an Expansion Slot Cover 1 Observe the precautions in Before You Begin at the beginning of this chapter 2 Remove the top cover 3 Remove the access side cover 4 Remove the two screws that hold the slot cover bracket to the chassi...

Page 27: ...e 9 Removing an Expansion Slot Cover Installing an Expansion Slot Cover 1 Observe the precautions in Before You Begin at the beginning of this chapter 2 Using a standard metal slot cover insert the cover into the slot 3 Hold the slot cover bracket at an angle to the chassis and line the holes in the bracket up with the tabs on the chassis 4 Pivot the bracket so the screw holes in the bracket and t...

Page 28: ... Observe the precautions in Before You Begin at the beginning of this chapter 2 Remove the slot cover from the slot you wish to use 3 Remove the card from its wrapper and place it on a grounded static free surface 4 Set any jumpers or switches on the card according to the manufacturer s instructions 5 Hold the card by the edges only and firmly press it into the connector on the motherboard see Fig...

Page 29: ...3 Remove the two screws that hold the slot cover bracket to the chassis 4 Swing the slot cover bracket away from the chassis and remove it 5 Hold the card at each end and carefully rock it back and forth until the edge connectors pull free 6 Store the card in an antistatic wrapper 7 If you disconnected cables from the card and you are not reinstalling this card or one like it remove the cables fro...

Page 30: ...ng of this chapter 2 Remove the top cover 3 Remove the access side cover 4 Disconnect the power cables and the ribbon data cables from any peripherals in the carrier 5 Remove the screws see Figure 11 that secures the carrier to the main peripheral carrier 6 Slide the carrier back until the tabs hit their stops 7 Lift the carrier up and remove it from the chassis Figure 11 Removing the Carrier A ...

Page 31: ...le and the ribbon cable to the drive Removing the main Peripheral Carrier 1 Observe the precautions in Before You Begin at the beginning of this chapter 2 Remove the top cover 3 Remove the access side cover 4 Remove the bezel 5 Remove the floppy diskette drive carrier 6 If there is an EMI shield installed for the bottom bay remove it 7 Disconnect the power cables and the ribbon data cables from an...

Page 32: ...ou Begin at the beginning of this chapter 2 Place the chassis on its back 3 Slide the peripheral carrier into the chassis 4 Insert and tighten the two screws that secure the carrier to the bottom of the chassis 5 Place the chassis on its feet 6 Insert and tighten the two screws that secure the carrier to the front of the chassis 7 If needed install an EMI shield in the bottom carrier ...

Page 33: ...he drive out of the carrier 5 If you are not replacing the drive you just removed and there are no other diskette drives on the same data cable disconnect the cable from the motherboard NOTE A diskette drive or a suitable blanking insert must be installed in this bay to preserve the electromagnetic emissions characteristics of the chassis and to ensure proper cooling of the computer components 6 I...

Page 34: ... the drive carrier back into the chassis 8 Attach the power cable and the data cable to the drive Installing Hard Disk Drives Installing a hard disk drive in the floppy Drive Carrier 1 Observe the precautions in Before You Begin at the beginning of this chapter 2 Remove the floppy drive carrier 3 Remove the drive from its protective wrapper and place it on an antistatic surface 4 Set any jumpers s...

Page 35: ...of this chapter 2 Remove the floppy diskette drive carrier 3 Remove the three screws holding the drive to the carrier 4 Slide the drive out of the carrier and place it on an antistatic surface 5 Install the drive carrier back into the chassis Installing a Hard Drive Behind the Power Supply WARNING This procedure should be done only by qualified technical personnel Unplug the computer before doing ...

Page 36: ...ce it on an antistatic surface 5 Set any jumpers switches or terminating resistors on the drive according to the manufacturer s instructions 6 Slide the drive into position Line the screw holes on the drive up with the holes on the chassis See Figure 15 7 Insert and tighten three screws of the appropriate type and length not supplied 8 Attach the power cable and the data cable to the drive 9 Reins...

Page 37: ... chassis 6 Slide the drive out of the chassis and place it on an antistatic surface 7 Reinstall the power supply Installing a narrow Device in the main Peripheral Carrier 1 Observe the precautions in Before You Begin at the beginning of this chapter 2 Remove the main peripheral carrier as previously described 3 Remove the drive from its protective wrapper and place it on an antistatic surface 4 Se...

Page 38: ...r Removing a narrow Device from the main Peripheral Carrier 1 Observe the precautions in Before You Begin at the beginning of this chapter 2 Remove the top cover 3 Remove the access side cover 4 Remove the bezel 5 Remove the main peripheral carrier 6 Remove the four screws that secure the device to the carrier 7 Replace the main peripheral carrier back into the chassis ...

Page 39: ...de cover 5 Remove the non access side cover 6 Remove the plastic filler panel from the desired bay 7 Remove the EMI shield from the desired bay 8 Remove the device from its protective wrapper and place it on an antistatic surface 9 Set any jumpers or switches on the device according to the manufacturer s instructions 10 Connect the data cable to the motherboard if required if it is not already con...

Page 40: ...emove the power cable 3 Remove the top and both side covers 4 If the device is not accessible from the front remove the plastic filler panel and EMI shield 5 Disconnect the data and power cables from the device If the data cable is no longer required disconnect the other end and completely remove the cable from the system 6 Remove the four screws that secure the device to the bay 7 Slide the devic...

Page 41: ...he module disconnect the fan s power cable from the motherboard 4 Swing the module away from the non access side of the chassis by squeezing the long edge to release the tabs and pulling on it 5 Swing the module out until the module comes free from the chassis Do not use excessive force as it may damage the mounting tabs Figure 18 Removing the Fan Card Guide Module Installing the Fan Card Guide Mo...

Page 42: ... procedure should be done only by qualified technical personnel The power supply in this product contains no user serviceable parts Refer servicing only to qualified technical personnel 1 Observe the precautions in Before You Begin at the beginning of this chapter 2 Label and disconnect power cable from the computer and all peripheral devices 3 Label and disconnect the power cable from the motherb...

Page 43: ...ld be done only by qualified technical personnel Observe the precautions in Before You Begin at the beginning of this chapter 1 Place the power supply in the chassis 2 Insert and tighten the four screws that secure the power supply to the chassis See Figure 19 3 Connect the power cable to the motherboard 4 Connect power cables to any peripheral devices ...

Page 44: ... three 168 pin DIMM sockets The motherboard contains three DIMM sockets To add memory to the motherboard see Chapter 4 For the motherboard s main memory map see the Motherboard Resources section later in this chapter Memory error checking and correction is supported with parity or ECC DIMMs Parity or ECC DIMMs are automatically detected However For ECC operation to be available all installed memor...

Page 45: ...or D Optional Line In connector P Accelerated Graphics Port AGP connector E Optional CD ROM audio connector Q Configuration jumper block F Optional telephony connector R Optional SCSI hard disk LED connector G Back panel I O connectors S Wake on Ring connector H Slot 1 connector T Speaker II Fan 3 header connector U Fan 2 connector J DIMM sockets V PCI connectors K Primary power connector W ISA co...

Page 46: ...d E USB connectors F Serial port 1 connector G Serial port 2 connector H Audio line out jack I Audio line in jack J Audio mic in jack Configuration Modes CAUTION To avoid bending or breaking pins use caution when removing or installing a jumper The setup program has three configuration modes Normal mode for normal operations Configure mode for configuring the processor speed and clearing passwords...

Page 47: ...es configure Setup for normal operations maintenance options or recovering the BIOS Function Jumper J8B2 Description Normal 1 2 BIOS uses current configuration and passwords for booting Configure 2 3 After the POST runs Setup starts and displays the Maintenance menu This menu displays options for setting the processor speed and clearing passwords See Chapter 5 for information on the Maintenance me...

Page 48: ... top and access covers 5 Find the configuration jumper block see Figure 22 6 Place the jumper on pins 2 3 as shown below 1 3 J8B2 OM06240B 7 Replace the cover turn on the computer and allow it to boot 8 The computer starts the Setup program Setup displays the Maintenance menu 9 Use the arrow keys to select the Processor Speed feature and press Enter Setup displays a popup screen with the available...

Page 49: ... is installed in the computer and the configuration jumper block is set to normal mode 1 Observe the precautions in Before You Begin Chapter 2 2 Turn off all peripheral devices connected to the computer 3 Turn off the computer and unplug the power cable 4 Remove the computer top and access covers 5 Find the configuration jumper block see Figure 22 6 Place the jumper on pins 2 3 as shown below 1 3 ...

Page 50: ...normal operation place the jumper on pins 1 2 as shown below 1 3 J8B2 OM06240A 13 Replace the cover and turn on the computer PCI IDE Peripheral Interface The motherboard has a high speed 32 bit PCI IDE interface that supports the following Up to four PCI IDE hard drives on the PCI bus PIO Mode 4 and Bus Master IDE Logical block addressing LBA of hard drives larger than 528 MB Extended Cylinder Hea...

Page 51: ...er half or full duplex operation Industry standard diskette drive controller that supports 720 KB 1 44 MB and 2 88 MB floppy drives at 135 tracks per inch and the older 360 KB and 1 2 MB drives BIOS Features The BIOS from American Megatrends Inc AMI provides ISA and PCI compatibility The BIOS is contained in a Flash memory device soldered to the motherboard The BIOS provides the POST the Setup pro...

Page 52: ...nd the CMOS values by using the Setup program described in the BIOS Chapter This will need to be carried out if there is a requirement to change the CMOS battery as detailed over CMOS Battery A battery on the motherboard keeps the clock and values in CMOS RAM current when your computer is turned off The battery should last about seven years When the battery begins to die it loses voltage when the ...

Page 53: ...ce Support The USB ports permit the direct connection of two USB peripherals without an external hub If more devices are required an external hub can be connected to either of the built in ports The motherboard supports the standard universal host controller interface UHCI and uses standard software drivers that are UHCI compatible Features of the USB include Support for self identifying hot plugg...

Page 54: ...d to either USB port Speaker A speaker is mounted on the motherboard The speaker provides audible error code information beep codes during the POST if the BIOS cannot use the video interface For beep code descriptions see Chapter 6 Motherboard Connectors The location of the motherboard connectors is shown in Figure 23 Figure 23 Motherboard Connectors OM06680 1 3 1 1 4 1 4 4 3 1 1 2 1 2 1 1 1 A B C...

Page 55: ...or E ATAPI style line in connector J Fan 2 connector The connection details for these connectors is shown in the following tables Chassis Security Connector J2B1 Pin Signal Name 2 Ground 3 CHS_SEC Wake on LAN Connector J1C1 Pin Signal Name 1 5 VSB 2 Ground 3 WOL ATAPI CD ROM Audio Connector J1F1 Pin Signal Name 1 CD_IN Left 2 Ground 3 Ground 4 CD_IN Right ATAPI Style Telephony Connector J2F1 Pin S...

Page 56: ...3 Connector J5L1 Active Heatsink Fan Pin Signal Name 1 Ground 2 12V 3 Ground Fan 1 Connector J8M1 Pin Signal Name 1 Ground 2 FAN_CTRL 12 V 3 FAN_SEN If the optional management extension hardware is not available pin 3 is ground SCSI Hard Drive LED Input Connector J8B1 Pin Signal Name 1 DRV_ACT 2 No connect Wake on Ring Connector J8A1 Pin Signal Name 1 Ground 2 RINGA ...

Page 57: ... subsystem provides the digital audio and analog mixing functions needed for recording and playing sound on personal computers The subsystem features Line and microphone level inputs MIDI Game port 3 D enhanced stereo Full digital control of all mixer and volume control functions Full duplex operation Sound Blaster Pro Windows Sound System Roland MPU 401 AdLib and Multimedia PC Level 2 MPCII compa...

Page 58: ...de storage Support for Intel LANDesk Client Manager Connector for external chassis security feature These features are implemented by an integrated hardware monitor device Front Panel Connections The motherboard has connectors for controls and indicators typically located on the front panel of the computer A jumper on pins 26 27 connects the on board speaker Figure 24 Front Panel Connections J9D1 ...

Page 59: ... Reset switch 23 SW_RST 22 Ground Key C Power LED 20 5 V 19 Key 18 Ground Key D Hard drive LED 16 5 V 15 HD Active 14 Key 13 5 V Key E Infrared 11 CONIR consumer IR 10 IrTX transmit 9 Ground 8 IrRX receive 7 Key 6 5 V Key F Sleep switch 4 5 V 3 SLEEP G Power switch 2 Ground 1 SW_ON 1 A jumper on pins 26 27 enables the onboard speaker ...

Page 60: ...le as UMB 800K 896K C8000 DFFFF 96K Available high DOS memory open to ISA and PCI bus 640K 800K A0000 C7FFF 160K Video memory and BIOS 639K 640K 9FC00 9FFFF 1K Extended BIOS Data moveable by memory management software 512K 639K 80000 9FBFF 127K Extended conventional memory 0K 512K 00000 7FFFF 512K Conventional memory I O Map Address hex Size Description 0000 000F 16 bytes PIIX4 DMA 1 0020 0021 2 b...

Page 61: ...condary IDE Channel 01F0 01F7 8 bytes Primary IDE Channel 0201 1 byte Audio Game Port 0220 022F 16 bytes Audio 0228 022F 8 bytes Parallel Port 3 0240 024F 16 bytes Audio 0278 027F 8 bytes Parallel Port 2 0290 0297 8 bytes Management Extension Hardware 02E8 02EF 8 bytes Serial Port 4 Video 8514A 02F8 02FF 8 bytes Serial Port 2 0300 0301 2 bytes MPU 401 MIDI 0330 0331 2 bytes MPU 401 MIDI 0332 0333 ...

Page 62: ...tatus Port 03F8 03FF 8 bytes Serial Port 1 04D0 04D1 2 bytes Edge level triggered PIC 0530 0537 8 bytes Windows Sound System 0604 060B 8 bytes Windows Sound System LPTn 400h 8 bytes ECP port LPTn base address 400h 0CF8 0CFB 4 bytes PCI Configuration Address Register 0CF9 1 byte Turbo Reset Control Register 0CFC 0CFF 4 bytes PCI Configuration Data Register 0E80 0E87 8 bytes Windows Sound System 0F4...

Page 63: ...371AB PIIX4 USB 00 07 03 Intel 82371AB PIIX4 Power Management 00 0D 00 PCI Expansion Slot 1 J4D2 00 0E 00 PCI Expansion Slot 2 J4D1 00 0F 00 PCI Expansion Slot 3 J4C1 00 10 00 PCI Expansion Slot 4 J4B1 DMA Channels DMA Data Width System Resource 0 8 or 16 bits Audio 1 8 or 16 bits Audio if present else parallel port 2 8 or 16 bits Floppy drive 3 8 or 16 bits Audio if present else parallel port for...

Page 64: ...Serial Port 2 1 4 Serial Port 1 1 5 Parallel Port 2 Plug and Pla option 6 Flopp drive 7 Parallel Port 1 1 8 Real time clock 9 Reserved 10 User available 11 Audio 1 if present else user available 12 Onboard mouse port if present else user available 13 Reserved math coprocessor 14 Primar IDE if present else user available 15 Secondar IDE if present else user available 1 Default but can be changed to...

Page 65: ...essor follow these steps 1 Observe the precautions in Before You Begin Chapter 2 2 Turn off all peripheral devices connected to the computer Turn off the computer 3 Remove the computer cover 4 Remove the motherboard from the computer chassis 5 Place the motherboard on a flat work surface and remove any components that block access to the installed processor 6 Remove the top bar of the heatsink sup...

Page 66: ... the motherboard or components while removing the processor can cause damage If necessary you can safely press on the motherboard s plastic connectors to gain leverage while removing the processor 7 Remove the processor by pressing in on the latches and pulling the processor straight up as shown in Figure 25 Place the processor module carefully into an antistatic container ...

Page 67: ...oxed Intel Pentium II processor see the instructions on page 4 6 Install the Retention Mechanism NOTE To install the retention mechanism you need a Phillips 2 bit manual torque screwdriver capable of a 6 0 in lb 1 0 in lb 0 678 N m 0 113 N m setting The screwdriver also must have a shaft longer than 2 inches To install the retention mechanism follow these steps 1 Observe the precautions in Before ...

Page 68: ... the mechanism When properly seated the base of the mechanism is flush with the motherboard CAUTION Overtightening the captive nuts on the retention mechanism can damage the motherboard Tighten the captive nuts to no more than 6 0 in lb 1 0 in lb 0 678 N m 0 113 N m 4 Finger tighten all four captive nuts to make sure they start correctly on the threads of the attachment studs 5 To secure the mecha...

Page 69: ...retention mechanism 2 Press down on the processor until it is firmly seated in the Slot 1 connector and the latches on the processor lock into place Figure 27 Installing the Processor OM06228 A B B A Retention mechanism B Latches 3 Slide the top heatsink support bar onto the retaining pins of the support s base as shown in Figure 27 ...

Page 70: ...am See Chapter 3 for details on how to set processor speed How to Install Memory You can install from 8 MB to 384 MB of memory in the motherboard DIMM sockets The board has DIMM sockets arranged as banks 0 1 and 2 See Figure 29 The motherboard supports the following memory features 168 pin 3 3 V DIMMs with gold plated contacts 66 MHz unbuffered SDRAM Non ECC 64 bit or ECC 72 bit memory 8 MB 16 MB ...

Page 71: ... in the Setup program Figure 29 Location of DIMM Sockets OM06223 0 1 2 To install DIMMs follow these steps 1 Observe the precautions in Before You Begin Chapter 2 2 Turn off all peripheral devices connected to the computer 3 Turn off the computer and remove the power cable 4 Remove the computer top and access covers 5 Holding the DIMM by the edges remove it from its antistatic package 6 Make sure ...

Page 72: ...bottom edge of the DIMM into the socket 9 When the DIMM is seated push down on the top edge of the DIMM until the retaining clips snap into place Make sure the clips are firmly in place 10 Replace the computer cover 11 If you installed a DIMM with ECC memory turn on the computer and use the ECC Configuration feature in Setup to enable ECC Figure 30 Installing a DIMM OM06224 ...

Page 73: ...omputer top and access covers 5 Gently spread the retaining clips at each end of the socket The DIMM pops out of the socket 6 Hold the DIMM by the edges lift it away from the socket and store it in an antistatic package 7 Reinstall and reconnect any parts you removed or disconnected to reach the DIMM sockets CAUTION Electrostatic discharge ESD can destroy components or severely limit their working...

Page 74: ...ference purposes you should write down the current Setup settings on the space provided at the end of this chapter When you make changes to the settings update this record When you enter the Setup program you will see the Main screen Listed along the top of the display are three other screens Advanced Security and Exit Select a screen by pressing the left or right arrow keys Use the up or down arr...

Page 75: ...ld F6 or or Space Selects the next value for a field F9 Loads the default configuration values for the current menu F10 Exits while saving changes Setup Menu Description Maintenance Specifies the processor speed and clears the setup passwords This is only available in configure mode See the Configuration Modes section in Chapter 3 Main Allocates resources for hardware components Advanced Specifies...

Page 76: ...n Use it to configure the system date system time floppy options and IDE devices Feature Options Description Processor Type No options Displays processor type Processor Speed No options Displays processor speed Cache RAM No options Displays size of second level cache Total Memory No options Displays the total amount of RAM on the motherboard BIOS Version No options Displays the version of the BIOS...

Page 77: ...isplays the Secondary IDE Master submenu Secondary IDE Slave submenu No options Reports the type of connected IDE device When selected this option displays the Secondary IDE Slave submenu Floppy Options Submenu Use this submenu to configure floppy drives Feature Options Description Diskette A Disabled 360 KB 5 1 2 MB 5 720 KB 3 1 44 1 25 MB 3 default 2 88 MB 3 Specifies the capacity and physical s...

Page 78: ... Specifies the number of disk heads Sectors 1 to 64 Specifies the number of disk sectors Maximum Capacity No options Reports the maximum capacity for the hard disk Value calculated from number of cylinders heads and sectors Multi Sector Transfers Disabled 2 Sectors 4 Sectors 8 Sectors 16 Sectors default Specifies the number of sectors per block for transfers from the hard drive to memory Check you...

Page 79: ...s a subscreen for the selected option Subscreens are described in the sections following the description of the Advanced screen options Some of the following are reporting only there are no options available Feature Options Description Plug Play O S No Yes default Specifies if a Plug and Play operating system is being used No lets the BIOS configure all devices Yes lets the operating system config...

Page 80: ... Configures video features When selected this option displays the Video Configuration submenu DMI Events Logging submenu No options Configures DMI Events Logging When selected this option displays the DMI Events Logging submenu Resource Configuration Submenu Use this submenu to configure the memory and interrupts Feature Options Description Memory Reservation C800 CBFF Available default Reserved C...

Page 81: ...d Enabled Auto default Configures serial port A Auto assigns the first free COM port normally COM1 the address 3F8h and the interrupt IRQ4 An asterisk displayed next to an address indicates a conflict with another device Serial port B Disabled Enabled Auto default Configures serial port B Auto assigns the first free COM port normally COM2 the address 2F8h and the interrupt IRQ3 An asterisk display...

Page 82: ...fault EPP ECP Selects the mode for the parallel port Output Only operates in AT compatible mode Bi directional operates in bi directional PS 2 compatible mode EPP is Extended Parallel Port mode a high speed bi directional mode ECP is Enhanced Capabilities Port mode a high speed bi directional mode Floppy disk controller Disabled Enabled default Configures the floppy disk controller IDE controller ...

Page 83: ...ables the key click option Keyboard auto repeat rate 30 sec default 26 7 sec 21 8 sec 18 5 sec 13 3 sec 10 sec 6 sec 2 sec Selects the key repeat rate Keyboard auto repeat delay sec sec default sec 1 sec Selects the delay before key repeat Video Configuration Submenu Use this submenu to configure video features Feature Options Description Palette Snooping Disabled default Enabled Controls the abil...

Page 84: ...nts as read No options Marks all DMI events as read Security Menu The Security screen enables you to set passwords for two access modes administrative and user Administrative mode allows the administrative user to view and change all Setup program options while user mode limits access to Setup program options User mode access to the Setup program is set in administrative mode by the Enter Password...

Page 85: ...ven alphanumeric characters Specifies the user password Set Supervisor Password Password can be up to seven alphanumeric characters Specifies the supervisor password Unattended Start Disabled default Enabled Enables the unattended start feature With this enabled the computer boots but the keyboard is locked The user must enter a password to unlock the computer or boot from a floppy diskette Power ...

Page 86: ... Enabled default Enables power management for video during standby and suspend modes Boot Options Submenu Use this menu to specify the boot features and the boot sequence Feature Options Description Restore on AC Power Loss Stay Off Last State default Power On Specifies how the computer responds following a power failure Stay Off keeps power off until power button is pressed Last State restores pr...

Page 87: ...led default Enables the computer to boot without running certain POST tests Scan User Flash Area Disabled default Enabled Enables the BIOS to scan the flash memory for user binary files that are executed at boot time First Boot Device Second Boot Device Third Boot Device Fourth Boot Device Removable devices Hard Drive ATAPI CD ROM Drive Network boot Specifies the boot sequence from the available d...

Page 88: ...e Devices submenu Hard Drive Submenu Use this submenu to configure the boot sequence for hard drives Options Description Installed hard drive Bootable ISA Cards Specifies the boot sequence for the hard drives attached to the computer To specify boot sequence 1 Select the boot device with or 2 Press to move the device up the list or to move the device down the list The operating system assigns a dr...

Page 89: ...nu Use this menu to exit the Setup program save changes load defaults and save defaults Feature Description Exit Saving Changes Exits and saves the changes in CMOS RAM Exit Discarding Changes Exits without saving any changes made in Setup Load Setup Defaults Loads the default values for all the Setup options Load Custom Defaults Loads the custom defaults for Setup options Save Custom Defaults Save...

Page 90: ...B I O S a n d s e t u p LS700 HANDBOOK 5 17 Note down your settings for reference Use this area to make a note of your BIOS settings as they are when you first use the system ...

Page 91: ...r this may be caused by an AC power surge but may be a symptom of problems with the computer or its peripherals Follow these steps 1 Turn off the computer and unplug all power cables and unplug and disconnect all peripherals 2 If no cause is apparent replace the blown fuse with one of the same rating reconnect the system unit power cable and try to turn it on again 3 If the replacement fuse blows ...

Page 92: ...nit and check that all internal signal and power cables are securely connected If the problem persists call your supplier or authorised maintainer Failure to boot On completion of POST the computer attempts to boot from a system diskette or bootable hard disk Some of the messages that might appear during the boot sequence Boot failure message Explanation Non system disk or disk error The diskette ...

Page 93: ...th the BIOS Setup utility If the problem persists contact your supplier or authorised maintainer Beep Codes The computer uses special audio beep codes to signal certain hardware faults One long beep followed by several short beeps indicates a video problem There may be no display on the screen Beeps 80h Code Description 1 B4h One short beep before boot 1 2 98h Search for option ROMs 1 2 2 3 16h BI...

Page 94: ...Power Check that the AC power supply is switched on and that the fuse in the AC plug if any has not blown If the system still does not seem to be getting power obtain another power cord from your supplier Monitor If there is no display check that the monitor is turned on and the brightness and contrast controls are not too low Expansion Cards If an expansion card does not work check that all inter...

Page 95: ...is not write protected and that the permissions assigned by the BIOS allow the intended access Some application software also may not allow you to read or write to floppy disks during certain other operations or until you are about to exit the programme Optional CD ROM drive If you have problems accessing a CD check that you have allowed a few seconds for the disk to spin up to full speed that the...

Page 96: ... a serious fault with the system and may cause the POST to halt If the message persists make a note of it and call your supplier or authorised maintainer PCI Configuration Error Messages The following PCI messages are displayed as a group with bus device and function information Message Explanation Bad PnP Serial ID Checksum The Serial ID checksum of a Plug and Play card was invalid Floppy Disk Co...

Page 97: ...mary boot device hard disk drive diskette drive CD ROM drive or network could not be found Primary IDE Controller Resource Conflict The primary IDE controller has requested a resource that is already in use Primary Input Device Not Found The designated primary input device keyboard mouse or other if input is redirected could not be found Secondary IDE Controller Resource Conflict The secondary IDE...

Page 98: ...ontroller Failure Fixed disk is not working or not configured properly Check to see if fixed disk is installed properly Run Setup be sure the fixed disk type is correctly identified Incorrect Drive A type run SETUP Type of floppy drive for drive A not correctly identified in Setup Invalid NVRAM media type Problem with NVRAM CMOS access Keyboard controller error The keyboard controller failed test ...

Page 99: ...r Shadow RAM Failed at offset nnnn Shadow RAM failed at offset nnnn of the 64 KB block at which the error was detected System battery is dead Replace and run SETUP The CMOS clock battery indicator shows the battery is dead Replace the battery and run Setup to reconfigure the system System cache error Cache disabled RAM cache failed the BIOS test BIOS disabled the cache System CMOS checksum bad run...

Page 100: ...ned it is displayed as xxxx If the memory location cannot be determined the message is Memory Parity Error I O Card Parity Error at xxxxx An expansion card failed If the address can be determined it is displayed as xxxxx If the address cannot be determined the message is I O Card Parity Error DMA Bus Time out A device has driven the bus signal for more than 7 8 microseconds ...

Page 101: ...You may wish to cut it out and keep it in a safe place Manufacturer s data You should record the model codes and serial numbers of the system components You can update this with information about any expansion cards fitted Model Serial number System unit Monitor Keyboard Mouse Speakers Sub woofer ...

Page 102: ...NDBOOK Expansion cards Manufacturer Description Serial number 1 2 3 4 5 Other information It may be useful to note any additional information here such as date of purchase supplier etc along with the phone number of your maintenance provider ...

Page 103: ...mited 3500 Parkside Birmingham Business Park Birmingham B37 7YS United Kingdom Tel 44 0 121 717 7171 Fax 44 0 121 717 7799 MITSUBISHI ELECTRIC PC DIVISION Apricot Computers Limited Niederlassung Deutschland Gothaer Strasse 27 40880 Ratingen Germany Tel 49 0 2102 4556 Fax 49 0 2102 455700 ...

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