Supporting asynchronous data rates to 19.2 Kbps, the Model 1007 requires no AC power or batteries. Measuring only 2.0” x 1.7” x .8”, the Model 1007 is housed in an ABS plastic case. Connection to the Mac serial (phone) port is achieved using an 8-pin mini Din connector at the end of an integral 1 foot cable.
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Mac and another serial device. There are two requirements for instal- lation: 1. These units work in pairs. You must have one Model 1007 (or a compatible model) at each end of the two twisted pair cable. 2. To function properly, the Model 1007's modular jacks must be con- nected to two twisted pairs of metallic wire.
TD+ is connected to ground 3.3 OPERATING THE MODEL 1007 Once the Model 1007 is properly installed, it should operate trans- parently—as if it were a standard cable connection. Operating power is derived from the Mac's data and control signals; there is no “ON/OFF”...