Mitsubishi Apricot MS540 Owner'S Handbook Manual Download Page 64

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T e c h n i c a l I n f o r m a t i o n

B/8

PL24, PL28

This range of pins is not for jumpers, but is used to connect various
features around the system case to the motherboard.
PL24

Pins:

1 to 4

HDD active light

5 to 9     Keylock (not fitted)
10 & 11   System in ‘power standby’ light
12 & 13   System hardware reset (not fitted)

PL28

Pins:

1 & 2

System standby restore switch

3 to 7

Infrared controller

8,9,10

Fan, slow mode

11,12,13 Fan, full speed mode
14 to 17 Internal speaker

Replacing the CMOS battery

The battery has an average life of 3-5 years. If you have to
reconfigure the computer every time you turn it on, the battery has
discharged and needs to be replaced.

PL24

PL28

Pin1

Summary of Contents for Apricot MS540

Page 1: ...OWNER S HANDBOOK MS540 apricot MITSUBISHI ELECTRIC COMPACT ...

Page 2: ...Apricot MS540 Owner s Handbook MITSUBISHI ELECTRIC ...

Page 3: ...ftware described in this manual that has been furnished with the computer is supplied subject to a license agreement The software may be used or copied only in accordance with the terms of this agreement It may be an offence punishable by law to copy any disk or part of a disk supplied for any purpose other than the purchaser s personal use unless specifically authorised within the licence agreeme...

Page 4: ...HE SYSTEM DRIVES Using the floppy drive 2 1 Using a CD ROM drive 2 3 The Hard disk drive 2 5 Software backup 2 7 3 EXPANSION Configuring a card 3 2 Installing a card 3 6 4 MEMORY UPGRADES Adding system memory 4 1 Adding cache memory 4 5 Adding video memory 4 7 5 MULTIMEDIA FEATURES The device drivers 5 1 The CD ROM drive 5 1 The sound connections 5 2 The Remote control 5 4 Television card if fitte...

Page 5: ...autions A 1 Opening the system unit A 2 The components inside A 3 Drive specification A 4 Physical characteristics A 5 B SYSTEM MOTHERBOARD General specification B 1 Board layout B 2 External ports connections B 4 Jumper configurations B 6 Replacing CMOS battery B 8 C SYSTEM BIOS AND SET UP Entering set up C 1 Control keys C 1 Set up runs on its own C 2 Opening screen C 3 Sub menu pages C 4 Error ...

Page 6: ...s of the rear port connections are shown in the appendix B System Motherboard but an overall view is given here 1 Mains in socket 2 Power out to monitor 3 System security loop 4 Rear audio panel a 5 Keyboard port 6 PS 2 mouse port 7 Serial port COM1 8 Serial port COM2 c 9 Parallel printer port 10 Monitor connection b a See chapter Multimedia for details on connections b Looped to TV card when that...

Page 7: ...its internal configuration memory During this time various messages are displayed Further information on the computer s Basic In Out System BIOS and its setting up can be found in Appendix C System BIOS and set up The boot sequence Provided that POST succeeds without any serious errors the computer attempts to find its operating system to start it going that is it attempts to boot By default the c...

Page 8: ...e for energy efficient computers If the system is left unattended for more than a predetermined length of time it will go into Low power mode The screen will go blank some components will slow down software is running very slowly etc This is meant to happen To restart the system just move the mouse or press a keyboard key Everything will return to the exact state in which it was left Do not press ...

Page 9: ...operation by their arrival even if the system is unattended the monitor may even stay blank The system could then return to Standby There is a message light on the front of the system that will be flashing if a message has arrived while you were away All the Energy Saving features and activities can be enabled or disabled as needed Greater detail is to be found in the Apricot Power Management appl...

Page 10: ... Software from CD and the name is setup d setup or from floppy and the name is install A install Note A drive letter is always followed with a colon to tell the computer that it is a reference to a disk drive Capitals do not always need be used Typical software you might install could be anything from Word Processing Accounting Publishing Education plus of course games Turning the power off Before...

Page 11: ... The computer may not initialise itself properly if you turn it off then on again in quick succession Note With the system s Energy saving features available and in operation it is possible and may be more practical especially with a modem in your system to press Standby rather than go through Shutdown and turn the power off Cleaning and Transporting Your Apricot computer requires little physical ...

Page 12: ... from many sources The monitor Occasionally wipe the monitor with a soft slightly damp lint free cloth It is best to use anti static glass cleaner on the monitor screen Do not spray glass cleaner directly onto the screen it could run down inside the case and damage the circuitry The keyboard When necessary clean the keycaps with a slightly damp cloth and a minimum amount of a non abrasive cleaning...

Page 13: ...se turn it upside down and locate the plastic cover that holds the ball in place Depending on the model the plastic cover can be removed either by rotating it counter clockwise or by sliding it forward slightly 2 Remove the cover and set it aside 3 Cupping one hand over the underside turn the mouse back the right way up The ball should drop into your hand 4 Blow gently into the mouse to remove any...

Page 14: ...ork printer etc still attached When lifting and carrying the computer grip the metal underside of the system unit Do not lift the unit by the plastic side trims or the front bezel Never attempt to use the door as a carrying handle Never attempt to lift the system unit with a monitor on top Do not leave floppy disks or CDs in the drives while moving the system as irreparable damage could occur to e...

Page 15: ...fitted to your Apricot computer This drive will however read the common older type of DS DD or 720KB the immediately obvious physical differences are shown below The true high density floppy has the HD logo near the window and an extra hole beside the label to enable the drive to identify it The other hole that exists on both disks is for a write protect tab on the underside which if closed will p...

Page 16: ...is always a good idea to keep a few spare ready formatted disks handy for saving work or backing up your software Information on formatting disks and software backup can be found in the Windows 95 help pages Inserting a floppy disk 1 Pull down the drive bezel and identify the floppy drive Test the button to ensure there are no disks in the drive 2 Insert the disk with the metal window first with t...

Page 17: ...upplied on CD format due to its large capacity typically 600 Mbytes plus With the appropriate software a CD ROM drive can retrieve multimedia data from CD ROM discs pictures from Multisession Photo CD discs and also play commercial audio CDs Although the drive has its own headphone jack with associated volume level control for use in playing audio CD s you can plug in the power speakers at the rea...

Page 18: ...containers wherever possible Replacement plastic CD containers are available from most large record stores Inserting a compact disc 1 Pull down the front drives bezel and identify the CD drive 2 Press the EJECT button on the front of drive 3 Place the CD centrally face up on the platter 4 If the platter ejected fully push the EJECT button again or gently push the front of the platter and it will b...

Page 19: ...xample during a power failure you must first ensure that the computer is turned off Insert a thin metal rod such as an unwound paper clip into the emergency eject hole Push carefully and firmly see below The hard disk drive All modern computers are fitted with a hard disk drive HDD These can have very large capacities They have delicate sealed and air tight mechanisms They operate within microscop...

Page 20: ... like dividing panels or false walls in a large office they cut the area into smaller sections each one then becomes almost independent A secondary hard drive Computers can have two hard disk drives designated as Master and Slave and the Apricot system BIOS is capable of handling this Any slave drive will be supplied completely blank but should be supplied with full instructions Fitting and settin...

Page 21: ...system or applications e g word processing software can be simply reinstalled from your master disks or CD s The letters or files you have created would be lost permanently Your files may not be very large but they will be impossible to replace once lost Copy your data files to floppy disks or use proprietary utilities designed to do software backups such as the one in Windows 95 Do this regularly...

Page 22: ...in board via a telephone line A network card can provide a connection to an office or business network fileserver and possibly mainframe A television card can enable you to watch TV on your monitor and capture individual frames This computer system has room for five expansion boards one full length Industry Standard Architecture ISA card two half length ISA cards one half length Peripheral Compone...

Page 23: ...nd is that the settings used by the card must be different to existing hardware in the computer That is the settings must not conflict with other cards or a component on the motherboard Some settings are done by jumpers and or switches on the card and are best done before installation others are configured by running installation software after the card has been fitted inside the computer Some car...

Page 24: ...ignment Available IRQ0 System timer No IRQ1 Keyboard controller No IRQ2 System No IRQ3 Serial port 2 Remote controller No IRQ4 Serial port 1 Optionally IRQ5 Audio if fitted Yes IRQ6 Diskette controller No IRQ7 Parallel port Optionally IRQ8 Real time clock No IRQ9 Yes IRQ10 Yes IRQ11 Yes IRQ12 Mouse No IRQ13 Coprocessor No IRQ14 Primary ATA IDE interface No IRQ15 Secondary ATA IDE interface No With...

Page 25: ...MA0 Yes DMA1 8 bit Audio Optionally DMA2 Diskette floppy disk controller No DMA3 Enhanced Capabilities Port default Optionally DMA4 System No DMA5 16 bit Audio Optionally DMA6 Yes DMA7 Yes Base input output I O port address I O ports are an area of address space used by the processor to communicate with hardware devices Some expansion cards are also controlled by I O ports The base I O port addres...

Page 26: ...Diskette drive controller 3F8h 3FFh Serial port 1 Base memory address Some expansion cards are fitted with memory of their own usually read only memory ROM containing functional extensions to the computer s BIOS basic input output system ROM Some cards also have random access memory RAM In order that this memory can be recognised by the system processor it must be mapped somewhere within the compu...

Page 27: ...g conversion table may be helpful 4 Kbytes 1000h 32 Kbytes 8000h 8 Kbytes 2000h 64 Kbytes 10000h 16 Kbytes 4000h 128 Kbytes 20000h The card s documentation should list its possible base memory addresses You will also need to know how much memory the card has so that you can leave the right gap between this card s base address and the next Installing the card The only tool required is a small cross...

Page 28: ...Not all slots take the same length or type of card 6 Remove the blanking plate of the chosen slot by removing its securing screw On the power supply side remove the security plate then slide the blanking plate out of its slot Keep all the screws etc they will be needed later to secure the card 7 If the card you are installing is configured by the means of jumpers or switches check that it is corre...

Page 29: ...are certain all is correct switch on Your first task if you have just fitted an ISA card will be to enter the BIOS to register the settings in the ISA Legacy resources section See Appendix C System BIOS and set up Then follow any other installation requirements such as software etc PCI cards of course will not need this step If you are installing a new video controller card and subsequently encoun...

Page 30: ...e appendix B System Motherboard an outline guide showing all of the appropriate memory locations The only tool required to complete the installation of many of the upgrades is a small cross head screwdriver Warning Never carry out any work inside the computer with AC power applied Turn off the computer and unplug all power cords before starting work Adding more system memory The computer s motherb...

Page 31: ...2 MM3 MM4 8 Mb 4 Mb 4 Mb 12 Mb 4 Mb 4 Mb 2 Mb 2 Mb 16 Mb 4 Mb 4 Mb 4 Mb 4 Mb 16 Mb 8 Mb 8 Mb 20 Mb 8 Mb 8 Mb 2 Mb 2 Mb 24 Mb 8 Mb 8 Mb 4 Mb 4 Mb 32 Mb 8 Mb 8 Mb 8 Mb 8 Mb 32 Mb 16 Mb 16 Mb 36 Mb 16 Mb 16 Mb 2 Mb 2 Mb 40 Mb 16 Mb 16 Mb 4 Mb 4 Mb 48 Mb 16 Mb 16 Mb 8 Mb 8 Mb 64 Mb 16 Mb 16 Mb 16 Mb 16 Mb 64 Mb 32 Mb 32 Mb 68 Mb 32 Mb 32 Mb 2 Mb 2 Mb 72 Mb 32 Mb 32 Mb 4 Mb 4 Mb 80 Mb 32 Mb 32 Mb 8 Mb ...

Page 32: ... out 4 Compare the current configuration of SIMMs with the configuration for the memory upgrade you intend to install If necessary remove the existing SIMMs before going on to install the new SIMMs To install a SIMM 1 Take the SIMM out of its anti static packaging Hold it by its edges and avoid touching the metal contacts Note that the SIMM is not symmetrical There are small notches in one end and...

Page 33: ... your forefingers on the top edge of the SIMM Then tilt the SIMM forward to about 15o to the vertical 2 Lift the SIMM out of its socket Hold the SIMM by its edges and avoid touching the metal contacts 3 Place the SIMM in suitable anti static packaging When you have finished replace and reconnect the drive module you removed earlier then refit and secure the system unit cover Reconfiguring the syst...

Page 34: ...this system only the first 64 Mb of RAM is cached First level L1 cache is contained within the processor itself and is not changeable It could be either 8 Kb or 16 Kb You can improve the performance of some software applications by adding or upgrading the L2 cache memory To decide if an upgrade is possible Check the BIOS summary page to find out how much cache memory the computer already has See A...

Page 35: ...are in the way Take note of which way all cables are connected Disconnect any cables connected to the cards remove the screws that secure the cards at the rear of the system unit then remove the cards from the system unit 5 Remove the existing Cache memory SIMM module if fitted by carefully lifting by the edges It is a tight fit 6 Fit the new Cache memory SIMM module by aligning the module with th...

Page 36: ...s will be apparent when you come to make changes to your video settings More features will be available 1 Turn off the computer and unplug all power cords 2 Take suitable anti static precautions and remove the system unit cover Caution If you are unfamiliar with the recommended anti static precautions and or the process of removing the system unit cover refer to Appendix A The System Unit 3 If the...

Page 37: ...h or bevel on the socket corner These must be aligned as shown 7 One at a time press the chips in the sockets push firmly home 8 If necessary replace any expansion cards you removed earlier and reconnect any cables etc 9 Refit and secure the system unit cover Then switch on and check your system Remember no immediate on screen changes will be apparent unless there is a fault with the upgrade chips...

Page 38: ...stem Windows 95 and its internal control files These files are read by your computer when it boots up on switch on and the software initialises the CD ROM drive the Sound system plus any other devices that may be installed All of the software should have been installed either by our factory or your supplier You should not initially attempt to reinstall any of the device drivers as it may lead to c...

Page 39: ...e data You can play audio or music CDs by using the utilities in Windows 95 Check with the Windows 95 HELP under multimedia topics for detailed information Inside your system the CD drive audio connection is hard wired directly to the on board sound system so that the full stereo sound is amplified and controlled by the Soundblaster Photo CDs Photo CDs can hold up to 100 full colour photographs an...

Page 40: ...rea All the stereo jack sockets are standard size common to most modern audio systems Microphone The input circuitry will accept most of the popular types of mono microphone that are available providing phantom power for the electret condenser types If more than one external microphone is plugged in they will effectively be mixed by the system and they will all record sound equally but by a reduce...

Page 41: ... 95 with extensive on screen help It can fully control the system even be a remote mouse A display is brought up by a one button operation shown on the following page which is available within the applications you may be using An example for the CD player is shown here Many of the selection buttons will be used only by the Television or Radio cards if fitted Once any pop up display is on screen th...

Page 42: ...M U L T I M E D I A 5 5 The Remote Control Changing the batteries Battery size Standard AA cells Quantity 2 off fitted as shown Observe polarity HELP HELP MENU ...

Page 43: ... 95 icon Apricot TV and its HELP The card although fitted ready to use will require tuning to the correct broadcast frequencies for your area A set up screen for this starts automatically the first time you switch on your computer to sort and configure your tuning and preferences then the HELP gives full details of how to change settings passwords etc in the future Information on one or two of the...

Page 44: ...e fitted in our factory for you It will also come with its own software and HELP in Windows There are only two connections to remember 1 Speakers or loop to TV card 2 Antenna aerial If the TV card has been installed for you a loop cable has been supplied to link the speaker socket on the Radio card 1 above to the Audio Video connection marked as 2 on the TV card This loop is vital to enable the so...

Page 45: ...puter when fitting expansion cards or upgrading the memory or indeed anything that may require temporary removal of the system cover Problems when starting If you suspect a blown fuse In the United Kingdom and some other countries AC plugs contain fuses Your Apricot computer is initially supplied with the correct fuse fitted for operation within the UK If the fuse in the system unit s AC plug blow...

Page 46: ...dware fault one or more error messages may be displayed A full list of these is given at the end of appendix C System BIOS and set up Your first action should be to turn off the computer wait at least 30 seconds and then turn it on again to see if the error is transitory or persistent Persistent POST errors may indicate a fault in the system The computer may be able to continue despite the error i...

Page 47: ...n for a complete system restore you will need to re enter your original system settings video printer etc Troubleshooting checklist If you encounter a problem with the computer the following sections suggest checks to make before you alert your dealer authorised maintainer or support organisation The checks listed cover the causes of common problems Connections Check that all power and signal cabl...

Page 48: ...ter Upgrading for information on for example IRQ s and in the Appendix C System BIOS and set up whether your chosen settings are usable Check also that the resources used are registered in the BIOS Video If you have fitted a new video controller card and subsequently encounter problems try disabling the built in EVGA video controller by removing the jumper on the motherboard Refer to the motherboa...

Page 49: ... formatted that is not write protected and that the permissions assigned by the BIOS allow the intended access Some application software may not allow you to read or write to floppy disks while performing certain other tasks or waits until you are about to exit the programme CD ROM drives If you have problems accessing a CD check that you have allowed a few seconds for the disk to spin up to full ...

Page 50: ...ck on this procedure in the HELP file in the software if this was skipped at first switch on Apricot TV does not start It may be already up and running but not maximised Check on the status bar along the bottom of the screen also it may running but behind another application Software security It is regrettable but it is now a requirement to regularly scan your system for software virus intrusion V...

Page 51: ...ey are however no substitute for tight control of your system and your software Virus infection can be avoided It should never be any great threat providing reasonably simple precautions are taken Purchase software from only reputable sources Avoid second hand software Do not lend other people your software master disks Write protect your floppy disks Perform regular backups of your data Always be...

Page 52: ...om one person to another or being wrapped or unwrapped can acquire a static charge Air conditioning systems can also result in very high levels of static Clothing made of synthetic fibres is particularly likely to generate static electricity this static electricity is often completely unnoticed by the wearer but can be sufficient to cripple or destroy sensitive electronic components in computers T...

Page 53: ...ensitive items with extreme care Hold expansion cards and add on components only by their edges avoiding their electrical contacts Never touch the components or electrical contacts on the motherboard or on expansion cards In general do not handle static sensitive items unnecessarily Keep all conductive material foodstuffs and especially liquids away from your work area and the open computer Openin...

Page 54: ... details see appendix B 2 Processor and system cooling fan 3 Multimedia interface board under front bezel 4 Floppy disk drive see chapter The system drives 5 CD ROM drive see chapter The system drives 6 Hard disk drive below 5 7 Power and Standby Restore switches 8 Power supply unit 9 Rear audio sub board see chapter multimedia 10 Riser board see chapter Expansion For simplicity ribbon and other c...

Page 55: ...Mb s typical Speed Quadruple 600Kb s Mode 1 Access time 220 ms average 410 ms full stroke Cache Built in 256Kb Power Connector Standard 4 pin Loading 26W max at tray open close Audio Internal line 750mV at 47Kohms Headphones 550mV at 32ohms Disks Size 12 cm or 8 cm Types CD ROM mode 1 or 2 data CD audio disks Audio combined CD ROM Multisession Photo CD Laser Type GaA1As semiconductor Wavelength 78...

Page 56: ...idity ranges Range Temperature Relative humidity with no condensation Storage Transport 5 to 55O C 20 to 80 Operational 10 to 35O C 20 to 80 Voltage range Setting AC Voltage Frequency 115V 100 to 120V 50 to 60 Hz 230V 220 to 240V 50 to 60 Hz Warning The power cord supplied with the system complies with the safety standards applicable to the country in which it was originally sold You should consul...

Page 57: ...ntel TRITON chipset BIOS Surepath 1 3 1 Mb Flash BIOS ROM Battery On board Lithium battery 3V type CR2032 or equal MemorySIMMs 32 Bit 70ns 5V Parity not required four SIMMs in two pairs Max 128 Mb EDO support Cache Modules L2 Write back Pipeline burst 256 Kb or 512 Kb modules with integral TAG RAMs Only the first 64 Mb of main memory is cached Video On board Cirrus Logic GD543x Video RAM 1 Mb on b...

Page 58: ...s Secondary connector for ATA PI CD ROM drives Ports Parallel 25 way female D connector IEEE1284 EPP ECP Serial Two 9 way male D type RS232 16550 chipset NOTE COM2 not available when Remote control supplied with system Keyboard PS 2 compatible Mouse PS 2 compatible Monitor VGA SVGA EVGA Expansion By means of a riser board fitted to a socket on the motherboard this riser board can support 5 expansi...

Page 59: ...ctor 9 TV audio connector 10 CD audio connector 11 Rear audio connection 12 Power connections 13 Riser board socket 14 External ports 15 Video feature connection 16 Video upgrade sockets 17 CMOS Battery 18 Cache memory socket 19 System connections 20 Processor ZIFF socket 21 Power module if fitted COM2 not available if Remote Control supplied 21 20 2 3 1 19 18 17 15 14 Video Parallel Com 2 Com 1 M...

Page 60: ...mit data 4 Data terminal ready 5 Signal ground 6 Data set ready 7 Request to send 8 Clear to send 9 Ring indicate Parallel port 25 way female D type connector 1 Strobe 2 Data bit 0 3 Data bit 1 4 Data bit 2 5 Data bit 3 6 Data bit 4 7 Databit 5 8 Data bit 6 9 Data bit 7 10 ACK 11 BUSY 12 PE 13 SLCT 14 Auto Feed 15 ERROR 16 INIT 17 SLCT IN 18 to 25 incl Ground 5 1 6 9 10101 13 1 25 14 ...

Page 61: ...2 Green Mono Green 3 Blue No pin Blue 4 Reserved No pin No pin 5 DIGITAL Ground Self test Self test 6 Red signal return Key pin Red signal return 7 Green signal return Mono signal return Green signal return 8 Blue signal return No pin Blue signal return 9 Plug No pin No pin 10 DIGITAL Ground DIGITAL Ground DIGITAL Ground 11 Reserved No pin DIGITAL Ground 12 Reserved DIGITAL Ground DDC Data 13 H sy...

Page 62: ...nd 4 Remove only when fitting an internal modem supporting sound BIOS reprogramme These links are for special purposes Only to be used for an official upgrade to the system BIOS Do not move for any other reason PL5 Next to PL2 normal link 2 and 3 This link is used in the event of a disaster occurring during an upgrade to the system BIOS Link moved to pins 1 and 2 will enable the system to be boote...

Page 63: ...blems are encountered If taken out it must be replaced if the extra video card is subsequently removed Processor and BUS clock These settings must not be changed except in the event of a processor upgrade Full details of the processor s required settings should accompany the new processor and the appropriate board links should then be identified from the table below Warning DO NOT alter these link...

Page 64: ...d 10 11 System in power standby light 12 13 System hardware reset not fitted PL28 Pins 1 2 System standby restore switch 3 to 7 Infrared controller 8 9 10 Fan slow mode 11 12 13 Fan full speed mode 14 to 17 Internal speaker Replacing the CMOS battery The battery has an average life of 3 5 years If you have to reconfigure the computer every time you turn it on the battery has discharged and needs t...

Page 65: ...ductive implement to remove the battery If a short circuit is accidentally made between its positive and negative terminals it may cause the battery to explode 5 Lift the edge of the battery far enough to clear the base of the holder then slide the battery from under the contact spring 6 Check that the replacement battery is identical to the battery you have removed 7 Taking care not to touch the ...

Page 66: ...ormance and operation It is not advisable to alter any settings under normal use Entering Set up During or just after the POST a small box appears in the top right corner of the screen It looks like this While this is on the screen press F1 on the keyboard and in a few seconds you will be presented with the BIOS set up screen You cannot enter this set up utility at any other time or by any other m...

Page 67: ...any changes are made Set up starts on its own This can happen for three reasons There is a configuration error or fault In which case an error message may well appear A list of these is given at the end of this chapter The BIOS battery may be running down In this case you may also get error messages If it happens every time you boot up you may have to change the motherboard battery Instructions fo...

Page 68: ... options Boot from A or C keyboard speed POST speed etc Advanced set up Change the cache settings ROM shadowing and other related topics ISA Legacy resources Register resources used by new ISA expansion cards memory DMA interrupts etc Power management Change settings for the Low power and Standby energy saving modes Save settings Saves any changes that have been made Restore settings Restores all ...

Page 69: ... sets the I O port and interrupt used by the parallel port You can select standard or extended port modes To obtain the extended port modes it will be necessary to change the I O setting Standard mode Output only Extended mode Bi directional Simple two way data EPP Enhanced parallel port compatible operation ECP Extended capabilities port operation Any parallel port devices that you may wish to at...

Page 70: ...ves are included in this section CDROM 3 as most new types are controlled from the secondary IDE interface Selecting either of the HDD s will put you into a further sub menu where their settings can be changed Performance Select either Compatible or High performance The default setting is High performance Transmission mode Select either Extended or Standard The default setting is Extended Selectin...

Page 71: ...nteraction with the START OPTIONS menu You must ensure that a user has access to a START UP DEVICE or the system could end up being impossible to use User password If a user password is enabled the correct password must be entered every time the system is switched on or re booted If you select this option a sub menu appears Enter User Password Type in your password use numbers and letters only Ent...

Page 72: ...ry password and to choose whether a user can change their individual password This administrator password will be requested in order to enter the BIOS SET UP If the user password is entered instead there is only access to the System Summary and if enabled access to setting the User Password of System Security The procedure is generally the same as for the User Password with the addition of User Pa...

Page 73: ...lows the choice of sequence that the BIOS uses to look for a boot drive The default sequence is Diskette drive 0 Hard disk 0 i e A then C It should not need to be changed for normal operation Power On Self Test The POST can be selected to either run only a short set of tests Quick or a full test Enhanced The default setting is Enhanced Virus Detection When Enabled the BIOS will perform a checksum ...

Page 74: ...ed out as they are already in use by parts of the system Changes should only be made to the supplied settings when fitting a new expansion board if asked to do so and then with great care using the information supplied with the particular card ISA Legacy Resources When expanding your system with an ISA card this menu section is used to register the system resources that the card uses This needs to...

Page 75: ...oftware in Windows If timings etc are available for editing they will have been pre set in our factory to ensure compliance with the Energy Star Programme but timing changes or disabling the features are both straight forward Energy Saving has a two stage operation First there is a Low Power mode The monitor will blank and certain components inside the system will slow down or stop The system is r...

Page 76: ...163 Time of day not set preboot 1780 Fixed disk 0 failure 164 Memory size does not match CMOS 1781 Fixed disk 1 failure 175 Bad EEPROM CRC 1 1782 Fixed disk 2 failure 176 System tampered 1783 Fixed disk 3 failure 177 Bad PAP checksum 1800 No more IRQ available 178 EEPROM is not functional 1801 No more room for option ROM 183 PAP update required 1802 No more I O space available 184 Bad POP checksum...

Page 77: ...00 PARKSIDE BIRMINGHAM BUSINESS PARK BIRMINGHAM B37 7YS UNITED KINGDOM APRICOT COMPUTERS LIMITED TRAVELLERS LANE HATFIELD HERTFORDSHIRE AL10 8XB UNITED KINGDOM MITSUBISHI ELECTRIC EUROPE GmbH GOTHAER STRASSE 8 POSTFACH 1548 40835 RATINGEN DEUTSCHLAND ...

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