Page 1: ...P C 2 3 0 PERSONAL COMPUTER USER MANUAL...
Page 2: ...P C 2 3 0 PERSONAL COMPUTER USER MANUAL...
Page 3: ...s to this manual and or to the equipment described herein at any time without notice While every effort has gone into checking the drafts this manual could contain typographical errors and technical i...
Page 4: ...a the Keyboard Temporary changes via SETUP Formatting and setting up your hard disk 4 Upgrading and Expanding your PC230 Keeping up to date What is SOFTBIOS Software upgrading procedure Adding a flopp...
Page 5: ...help to make the PC230 one of the most outstanding PC s available 1 NEC V30 CPU The heart of your PC230 is a V30 CPU Central Processing Unit running at 5 7 or 10MHz At lOMHz the PC230 is 5 times fast...
Page 6: ...ternally with up to two nOkb or 1 44Mb 3 5 inch floppy disk drives and either a 360kb or a 1 2Mb external 5 25 inch floppy disk drive 6 Keyboard Your PC230 comes fitted with either a 101 key AT style...
Page 7: ...nance It is unwise to set up your PC230 computer system in a room which has a plastic or a nylon carpeted floor Your body could generate enough static electricity especially during dry weather for a s...
Page 8: ...You will find the keyboard and its cable wrapped in clear plastic Remove the plastic taking care not to damage the round cable connector MONITOR Monochrome monitor Locate the monitor shipping box and...
Page 9: ...b or one 3 5 inch internal floppy disk drive and one 5 25 inch external floppy disk drive 360kb to 1 2 Mb Looking from the front the left drive is referred to as DRIVE A and if fitted the right drive...
Page 10: ...switch is factory set to 240 Volts AC To protect against accidental movement the switch is covered with a protective strip which may be removed and replaced if you take your PC230 to a country using t...
Page 11: ...is plugged into this round connector For proper operation the keyboard should be connected before the power is switched on or the Reset button is pushed 6 Video connector 9 pin D type socket Your PC2...
Page 12: ...COMI and COM2 can accept a modem a plotter a scanner a digitizer a serial mouse and several other add on peripherals 10 SCSI connector 25 pin D type socket SCSI Small Computer Systems Interface can b...
Page 13: ...text and graphics in colours at medium resolution 320 x 200 pixels There are many educational and games programs which make good use of a CGA monitor Monochrome monitor EGA eGA monitor ENHANCED GRAPH...
Page 14: ...nto the KEYBOARD connector at the rear of your PC230 Insert the keyboard connector so that the indented mark in the round outer casing is facing upwards This will line up the pins with the correct hol...
Page 15: ...s of each printer on sale before you buy Take particular care if you wish to use graphics software with a 24 pin printer The software and the printer must match each other before you can print your do...
Page 16: ...ication protocols and hand shaking Contact your dealer for more information Your PC230 assumes that you are attaching a parallel printer CONNECTING A PRINTER 1 Follow the printer s instructions for un...
Page 17: ...ward and the sliding dust shield is inserted first Insert disk correctly J I Push the diskette into the drive until a klunk is heard Notice that the small button just below the slot is now extended Th...
Page 18: ...e SETUP program has been written to allow changes to be made to this configuration either on a temporary or permanent basis WARNING Do not switch on your PC230 immediately after switching off Allow at...
Page 19: ...lts Quit ch anoes not s aved Ex it ch anqes saved Type o ption X Type SETUP fr om the d o s prompt f or command line parl l r eters Press rIO t o save value pn S5 ESC to quit wi t hou t s8 inq To sel...
Page 20: ...rnal drive if fitted By choosing I DRIVE A will be the left internal 3 5 inch floppy disk drive E selects the external 5 25 inch disk drive as DRIVE A You may then choose the capacity of each drive fr...
Page 21: ...st Change drive to 6ms slow Exit Type option X ress FLO to save values p r ess ES C to quit withou t savinq Enter the desired operating mode for DRIVE B The default is nOkb STEP RATE The step rate of...
Page 22: ...the density of the diskette is correct when purchasing THE WRONG DENSITY MEDIA WILL NOT RELIABLY FUNCTION H Hard disk setup Your PC230 can be fitted with fast and efficient SCSI pronounced Scuzzy to r...
Page 23: ...ak enabl ed Hard disk start 10 0 7 J Press F 1 0 t o s av e values press ES C t o q u it without 55 1 1no Next enter the correct values in the Edit hard disk parameters sub menu The default values are...
Page 24: ...0 comes standard with 1Mb of memory The memory above 640Kb is set up for use as a memory disk You may turn OFF this feature if required e g Networked systems M Monitor setup MBSco pe2JO SETUP p roo r...
Page 25: ...pti o n X l Pr e ss f i O t o sav va lues pc ss ESC t o quit wit hout savinO Select the desired CPU speed and wait states from the menu N Numerics co processor setup M aSeo pe230 SETUP pro gram versi...
Page 26: ...s in built SCSI Bus call your PC230 dealer or MICRO BYTE Customer Support D Disable Internal IRQ S NBSco pelle SETUP prog ram versi o n 2 1 01 Jut 191988 Copyrigh t Ie 1987 88 M BSco Internal interrup...
Page 27: ...01 Jut 19 1988 Copyrioht C 1981 88 Ma Seo Internal in terrupt enable menu Dis ab led interrupts None En bI e COl l l IRQ 4 IRQ Enab le LPT1 IRQ 7 Enab le Video interrl lpt IRQ 2 Ex it Type o pn a n J...
Page 28: ...s press ESC to quit without saving You can get advice from your PC230 dealer or MICRO BYTE Customer Support concerning the configuration of this section to support add in cards Install defaults If sel...
Page 29: ...s advanced design CPU speed can be controlled via the keyboard while programs are running Ensure you press the CTRL and ALT keys together and while they are held down press the desired key 1 2 3 or on...
Page 30: ...speed MHZ7 change to 7 MHz cpu speed MHZIO change to 10 MHz cpu speed DRIVEx 72Oi change drive where x is A or B hardware type to internal 720kb DRIVEx 1 4i change drive where x is A or B hardware 1 4...
Page 31: ...ANENT change will be made C CGA Monitor E EGA Monitor M Hercules Mono Monitor DRIVE A With a BIOS Version 2 10 or greater ROM installed in your PC230 the following TEMPORARY change will be made I Inte...
Page 32: ...nswer 1 FORMAT keep bad sector re map YIN Answer Y The BIOS will then take over and format the hard disk for you 4 When the formatting has been completed continue to the partitioning of the hard disk...
Page 33: ...isk and transfer the system from the system disk When complete the screen will display a message showing the total disk space any space marked as defective the space used by the operating system the s...
Page 34: ...to the FDISK options 8 Press ESC to return to DOS The following message will be displayed System will now restart Insert DOS diskette in Drive A Press any key when ready 9 Now perform the logical form...
Page 35: ...ave a BIOS Basic IN Out System The BIOS is a collection of instructions designed to set up the computer for operation every time it is turned on The BIOS also controls much of the housekeeping while t...
Page 36: ...outine and is finished when the DOS A prompt appears 3 Use the SETUP program to select the correct options for your PC230 s particular configuration At the DOS A prompt type SETUP then press Enter 4 I...
Page 37: ...t is displayed 7 All Utility files must be transferred to Drive C The XCOPY Utility copies all files and subdirectories and their files At the DOS A prompt type XCOPY C s then press Enter 8 Replace th...
Page 38: ...STALLATION PROCEDURE t 0 1 Switch off all power switches on your PC230 computer Page 4 4 system and your peripherals and unplug all cords 2 Unscrew the two top cover fastening screws at the rear of yo...
Page 39: ...ection 3 Configuring the System for instruction on resetting the system to use the new floppy drive Since your PC230 was designed with built in controllers for both hard and floppy disks installing a...
Page 40: ...ll power switches on your PC230 computer Page 4 6 system and your peripherals Unplug all cords 2 Unscrew the two top cover fastening screws at the rear of your PC230 and remove the top cover by liftin...
Page 41: ...ce that the connectors on each end are the same and that they are polarized by a small location ridge in the middle of one side Plug one end of the cable into the large 50 way connector on the hard di...
Page 42: ...ble back onto the mother board 11 Replace your PC230 top cover and fasten it in place Plug in the power keyboard and monitor cables You are now ready to format your new hard disk Refer to Section 3 Co...
Page 43: ...f the computer Notice the front of the top cover is held in place by the floppy disk drives 3 Insert the expansion adapter with the edge connectors facing away from the hard disk mounting bracket then...
Page 44: ...ARE must be exercised to avoid damaging the components inside WARNING Your PC230 s power supply is NOT SERVICEABLE in the field and should only be opened by qualified service personnel Attempting to o...
Page 45: ...PC230 User Manual PC230 Mother Board Page 5 2...
Page 46: ...SI hard disk controller 10 Macintosh compatible SCSI port via 26 pin header 11 32kb of MICRO BYTE developed BIOS 27C256 12 Chips Technology 82C435 82A436 auto switching graphics controller with 256kb...
Page 47: ...port COM2 Printer Monochrome display adapter registers EGA CGA display adapter registers Floppy Disk controller COM1 Note 1 No external cards can occupy the 110 addresses OO FF or any of the above lis...
Page 48: ...0 to support XT Bus add in cards Refer to MICRO BYTE System Support for further information on the Memory Manager By the use of LIM 4 0 memory add in cards your PC230 can have its memory extended Soft...
Page 49: ...e 25 pin D type male Pin 8 3 2 20 7 6 4 5 22 Assignments Carrier detect Receive data Transmit data Data terminal ready Signal ground Data set ready Request to send Clear to send Ring indicator Paralle...
Page 50: ...6 27 28 29 30 31 32 33 34 35 1 18 19 37 Games connector Assignments 300 RPM Index DSO DS1 DS2 MOl Dirin Step Wdata Wgate TrckOO Wprot Rdata Side Ground 12 Volts 5 Volts Type 15 pin D type female Pin 2...
Page 51: ...3 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 Video Connector Assignments Req Msg 110 Ack Bsy Gnd DBO Gnd DB3 DB5 DB6 DB7 Gnd C D Gnd Atn Gnd Sel Dbp DBl DB2 DB4 Gnd Gnd Type 9 pin D typ...
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Page 53: ...1 0 0 A O 10 0 C I I 0 0 I I 10 E I I I I f...
Page 54: ...MICRO BYTE Micro Byte Systems Co Pty Ltd 101 Mooringe Avenue Camden Park 5038 Adelaide South Australia Telephone 3760822 Fax 2945328 International Prefix 61 8 Telex AA87564 MBSCO...
