Radio Shack TRS-80 Скачать руководство пользователя | Manualshive

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Содержание TRS-80

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Страница 2: ...rves the right to refuse to service the equipment or to void any remaining warranty on the equipment 2 If any Radio Shack computer equipment has been modified so that it is not within manufacturer s s...

Страница 3: ...FTWARE SOLD LEASED LICENSED OR FURNISHED BY RADIO SHACK INCLUDING BUT NOT LIMITED TO ANY INTERRUPTION OF SERVICE LOSS OF BUSINESS OR ANTICIPATORY PROFITS OR CONSEQUENTIAL DAMAGES RESULTING FROM THE US...

Страница 4: ...Modem II to ID Party line phones x Coin operated phones TRS 80 Modem II Operation Manual 1982 Tandy Corporation Fort Worth Texas 76102 U S A All Rights Reserved Reproduction or use without express wri...

Страница 5: ...II to a Power Supply Connecting the Modem II to a Computer 3 Using the Modem II with Videotex Software 9 4 Technical and Programming Information 15 5 Troubleshooting and Maintenance 23 Test Mode 6 Spe...

Страница 6: ...v Notes...

Страница 7: ...any TRS 80 computer or data terminal that has RS 232 C capabilities This includes TRS 80 Model I Model II Model III Model 16 Color Computer DT 1 Data Terminal You ll need some software any program con...

Страница 8: ...Note...

Страница 9: ...s LOCal Test Mode REMote Test Mode or turns Test Made OFF ON Power Light is on when power in ON OH Off Hook Light is on when your Modem has control of the phone line TR Terminal Ready Light is on when...

Страница 10: ...2 Four pin DIN jack for connection to the Serial I O RS 232 of the TRS 80 Color Computer PWE Jack for the AC adapter plug PHONE Jack for modular type telephone line cords FORCE DTR Switch forces Data...

Страница 11: ...to the Modem II The way you connect the Modem II to a telephone depends on how your telephone is connected to the wall The following three figures illustrate these connections If you re using your Mod...

Страница 12: ...Line Telephones You can use your Modem II with a multi line telephone However you may need a Multi Line Adaptor such as Radio Shack Catalog Number 43 270 271 a hardware modification to the Modem II or...

Страница 13: ...s owner s manual Modem to Computer Cables TRS 80 Cable Catalog Model I Model 11 16 Model lll DT 1 Color Computer 26 1145 26 4403 26 1408 26 3014 Table 1 The Model I RS 232 C cable is supplied with the...

Страница 14: ...to help you find the cause of the problem Be sure to always sign off when communications are finished The sign off message depends on the computer that receives the phone call BYE or GOODBYE are comm...

Страница 15: ...just type the number along with the proper Modem II programming commands on the Computer keyboard In other words let your fingers do the walking but on the keyboard instead of the telephone Originate...

Страница 16: ...Computer when you are using Videotex e g attended use Once the program is loaded you must dial the information service and begin communication To use the Modem II in MANual ORIGinate Mode follow thes...

Страница 17: ...rson s phone number 6 When the other person s phone rings he she should pick up the receiver 7 The other person should set the Modem POWER Switch to ON Then both of you will hear a high pitched tone a...

Страница 18: ...to communicate using VIDTEX and you ve previously decided on who will be ORIGinating the call and who will be ANSwering it you may want to use AUTO ANS In the following example you will AUTO ANSwer t...

Страница 19: ...always checks the front panel switch settings on power up and after a disconnect Test Mode when the TEST Switch is set to either LOCal or REMote has priority over all other switches That is if you set...

Страница 20: ...M Notes 14...

Страница 21: ...r This is called space disconnect and is in accordance with Bell 103J standards for short and long space disconnect In all modes except TEST your Modem will disconnect itself from the phone lines if i...

Страница 22: ...happens just send the character again this usually occurs only when sending an Remember Type in all commands as capital letters The Modem II doesn t recognize lowercase letters These commands are exp...

Страница 23: ...turned on or after the Modem has received a disconnect loss of carrier or SPACE while in AUTO Mode The FORCE DTR Switch The main purpose for the FORCE DTR Switch is to allow the Modem II to be used w...

Страница 24: ...om another modem odem II Carrier Detect Protocol The following discussion refers to AUTO ORIGinate Mode only In the Manual Modes the microprocessor does not force carrier Therefore the carrier detect...

Страница 25: ...or stop bits and the following will happen The host Modem II will drop carrier after receiving a 1 5 second SPACE and drop the phone line The remote Modem II will drop the phone line when it sees los...

Страница 26: ...ways depending on the setting of the FORCE DTR Switch If the Switch is ON an asterisk must be sent If the Switch is OFF either send an asterisk or drop DTR If the Modem is in programming mode remember...

Страница 27: ...and assert DTR See Appendix B for a complete explanation of the Modem programming codes AUTO ANSwer Operation Another unattended use of the Modem II is in an AUTO ANSwer environment The Modem is easy...

Страница 28: ...r r Notes 22...

Страница 29: ...ems with data transfer contact your nearest Radio Shack Computer Center LOCal Test The LOCal Test checks your modem s filters power supply and circuitry If one of the modems fails the LOCal Test isola...

Страница 30: ...to REM if they are using a Modem II 3 Set your TEST Switch to OFF 4 Type some letters and or numbers on your keyboard If the characters are displayed first on the other Video Display and then on your...

Страница 31: ...est Modes A Answer Mark 1270 Hz Space 1070 Hz B Originate Mark 2225 Hz Space 2025 Hz A Answer Mark 2225 Hz Space 2025 Hz B Originate Mark 1270 Hz Space 1070 Hz lOdBm 1 dB 40 dBm 300 55 F 85 F 13C 29 C...

Страница 32: ...Notes 26...

Страница 33: ...lses Dialing time 25 pulses 20 pulses per second 1 25 second Pauses 0 4 seconds X 7 numbers 2 8 seconds Remember to add 2 seconds for each P command Total time 1 25 seconds 2 8 seconds 4 05 seconds Sl...

Страница 34: ...Notes 28...

Страница 35: ...precede any new telephone number F Fast rotary dialing 20 pps If you don t specify how you want your Modem to dial the number it will dial rotary style at 10 pulses per second This command changes the...

Страница 36: ...t SJqw rotery dialing 10 pps 10 pulses per second rotary dialing default T Tone dialing Dials at 10 digits per second our modem s rORCn D i P Switch is ON send it an X and it will immediately execute...

Страница 37: ...XWARM RESTART J DELAY 3 0 SECONDS MODEM ON HOOK TX ENABLE OFF RING DETECT READY MUTE OFF FILTERS TEST TX ENABLE DN MUTE OFF MODEM OFF HOOK DELAY 2 0 SECONDS TX ENABLE ON AUTOMATIC MODE f DELAY 0 3 SEC...

Страница 38: ...mmmmmmmmmmimmMmmmmmmmm jHZwjT _ F V 4 PROGRAM EXECUTE OUTPUT DIAL ERROR H M00EM OFF HOOK DELAY 2 0 SECONDS DIAL PHONE NUMBER DTRLAMP ON DELAY 2 0 SECONDS MUTE OFF TXENAHLE ON TX ENABLE OFF TURN ON TX...

Страница 39: ...T WORTH TEXAS 76102 CANADA BARRIE ONTARIO L4M 4W5 TANDY CORPORATION AUSTRALIA BELGIUM U K 91 KURRAJONG ROAD PARC INDUSTRIEL DE NANINNE BILSTON ROAD WEDNESBURY MOUNT DRUITT N S W 2770 5140 NANINNE WEST...

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