Radio Shack TRS-80 III Скачать руководство пользователя страница 1 | Manualshive

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Содержание TRS-80 III

Страница 1: ...I lIa llo haeK TRS SO Model II OperationManual A Guide to Using the Computer Connection Power Up and Operation CUSTOM MANUFACTURED IN THE U S A BY RADIO SHACK A DIVISION OF TANDY CORPORATION...

Страница 2: ...rating System Keyboard Operation Video Display Adjustment 4 Power Up Diagnostic Messages 17 5 Care and Maintenance 19 Care of Diskettes Tips on Labeling Diskettes 6 Add Ons 21 Additional RAM Additiona...

Страница 3: ...he TRSDOS initialization program is loaded from disk this ROM is electronically switched out ofthe system and replaced with random access memory RAM Random Access Memory RAM The basic system includes...

Страница 4: ...special high density recording technique each diskette can contain 509 184 bytes of information which is more than 5 times the capacity of a 5 1 4 diskette It would take a 70 wpm typist 24 hours oftyp...

Страница 5: ...se Display Console Figure 1 TRS 80 Model 11 Power Switch for Entire System Reset Press up to reset computer Drive Release bar Drive Select LED Lights up during disk operation Floppy Disk Drive Keyboar...

Страница 6: ...ted the Keyboard Case can be pushed back into the recessed area at the base of the Display Console or moved to any convenient place within 2 2 1 2 feet of the Console For connection of additional peri...

Страница 7: ...lt in AC line filter It should eliminate all but the most severe interference problems Should you still experience power line interference you should take some or all of the following steps Install by...

Страница 8: ...the Disk Expansion System if connected and all other peripherals 4 Insert the System diskette into drive 0 and close the drive door The Computer will load the operating system and prompt you to enter...

Страница 9: ...tch with gummed foil tape provided with the diskette Leave Uncovered for Write Protection Read Write Notch Figure 4 A diskette and a write protected diskette Note Any alteration of the data on the dis...

Страница 10: ...across the diskette Loading the Operating System When the Computer prompts you to INSERT DISKETIE carefully insert the Operating System diskette into the drive As soon as you close the drive door the...

Страница 11: ...llustrated below Alphanumeric just like a typewriter Figure 6 Functional groups of Model II keyboard Repeat Key Numeric Keypad for skilled 1O key operators You use the alphanumeric keys just as you wo...

Страница 12: ...nd capital letter codes only and all other keys are unaffected To return to the Unshift mode press once so the red light goes off Control Hold down the key while pressing one of the alphanumerics this...

Страница 13: ...h the numeric keypad Enters a space blank character and moves the cursor one space forward Cursor Control Moves cursor back one space without cancelling previous character Cursor Control Moves cursor...

Страница 14: ...t from the numeric key cluster These keys are convenient for data entry by skilled lO key operators Repeat Key This special convenience key works in con junction with any key combination in any mode S...

Страница 15: ...If one of these error messages is displayed the first thing you should do is Reset the Computer and attempt to duplicate the error If the message re appears consult the table below Note This program...

Страница 16: ...Fault Defective RAM in address range X OOOO X OFFF MH RAM Fault on 64K systems only Defective RAM in address range X 8000 X FFFF 81 SIO Chip Failure Before you ask for help Try the operation several...

Страница 17: ...igarette ashes dust or other particles Do not write directly on the diskette jacket with a hard point device such as a ball point pen or lead pencil use a felt tip pen only Store diskettes in a vertic...

Страница 18: ...02 1 10Ibaek n L_ r ModelD Microcomputer Keep such directory information on the storage box or in a separate record book using the diskette number as a key to all record keeping d O S ette NO baell ce...

Страница 19: ...can add another 32K by returning the unit to Radio Shack Another 32K board will be added to the card cage leaving three slots still open for future enhancement of your system Systems shipped with 64K...

Страница 20: ...nnector cable will be supplied with the Disk Expansion Unit Note When the Disk Expansion Unit is not connected to the Model II a special terminator must be connected to the Disk Expansion connector on...

Страница 21: ...e serial equipment You can add such instructions at the end of this Operation Manual See Specifications for a description of the Serial Interface Signals Figure 9 Radio Shack Telephone Interface II Mo...

Страница 22: ...el for connection to Radio Shack Line Printers and other compatible parallel interface equipment Connection instructions will be provided with the equipment You can add such instructions at the end of...

Страница 23: ...sponding hexadecimal character codes For further detail on the use of these codes see the Operating System Reference Manual Note A reverse character black on white is available for each of the display...

Страница 24: ...Requirements 105 130 VAC 60 Hz 240 VAC 50 Hz Australian 220 VAC 50 Hz European Grounded Outlet Maximum current drain 2 0 Amps Typical current drain 1 5 Amps Operating Temperature 32 to 110 degrees Fa...

Страница 25: ...76 26 0 25 256 except Track 0 128 500 000 bits per second except track 0 250 000 bps Radio Shack 8 Floppy Diskettes Catalog Number 26 4905 or 26 04906 pkg of 10 8000 Power On Hours typical usage 5000...

Страница 26: ...s and levels conform to the RS 232 C standard Channel A is designed to allow asynchronous or synchronous transmission Channel B is designed for asynchronous transmission only The DB 25 connector pin o...

Страница 27: ...erface designed for connection to a line printer via the 34 pin connector on the back panel of the Display Console Eight data bits are output in parallel and four data bits are input All levels are TT...

Страница 28: ...GROUND MODEL II OPERATION terfromPrinter low er empty light etc Common signal ground 2 4 6 8 10 12 14 16 18 20 22 24 27 31 33 These signals are active low 30...

Страница 29: ...er or program are satisfactory RADIO SHACK SOFTWARE LICENSE A Radio Shack grants to CUSTOMER a non xclusive paid up license to use on CUSTOMER S computer the Radio Shack computer software received Tit...

Страница 30: ...dio Shack s election and sole expense Radio Shack shall have no obligation to replace or repair expendable items Any statements made by Radio Shack and its employees including but not limited to state...

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