This portable pocket size test set provides access to all 25 conductors of the RS232 interface between the data terminal and the data modem.

Ten LEDs monitor the status at the source of the primary signals (TD, RD, RTS, CTS, DSR, CD, TC, RC, DTR & TC) and (2) additional LEDs scan the dip switches. Includes tools for PC maintenance RS232 Mini Breakout Box, jumper wires and case.