Industrial-data-systems IDS DT220 Manual do Utilizador descarregar pdf (Página 4)

MMC Test ..........................................................................................................................35

TTL Input Test ...................................................................................................................35

Pulse Input Test.................................................................................................................35

Keyboard Test ...................................................................................................................35

Troubleshooting................................................................................................36

Problems And Probable Causes ..............................................................................................36

Hardware and Wiring........................................................................................37

TB1 - TTL Output 1- 6, gnd......................................................................................................37

TB2 - TTL Output 8 & 9, gnd, +5V ...........................................................................................37

TB3 - TTL Input 1 – 7 ( TTL Input 7 = Cal Function Lock) .......................................................37

Com Port 1 – J10 and TB6.......................................................................................................38

Com Port 2 – J11 and TB6.......................................................................................................38

Com Port 3 – J9 and TB4.........................................................................................................39

Parallel Printer Port – 25 pin D connector J2 ...........................................................................40

Load Cell Terminal Block .........................................................................................................40

P.C. Board Diagram - Connectors, Jumpers, and Switches ....................................................41

Sample Cable Drawings...........................................................................................................42

Load Cell............................................................................................................................42

IDS Printers/Serial Printers................................................................................................42

Parallel (Centronix) Printer ................................................................................................43

TTL Input switches.............................................................................................................43

DT220 Specifications........................................................................................ 44

ASCII CHART.....................................................................................................45

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Industrial-data-systems IDS DT220 Manual do Utilizador Página 4