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APCI-7xxx-3 Figures and Tables

8 TESTING THE BOARD

8.1 Connecting a shorting plug

When using the shorting plug described below and the test program MTTTY you

can carry out a self-test of the board.

Please note the signal connection of the different ports through the 9-pin shorting

plug for the test: The recipient will be switched on the transmitter.

Fig. 8-1: Connection of the shorting plug RS232

Fig. 8-2: Connection of the shorting plug RS422