Datatrac 400 Operations Manual - Aeroflex

Aeroflex Operation ManualFusesTwo power input fuses (dc and ac) are located on the rear panel. These fuses should be checkedafter any failure of the unit to power up properly.RS-232 ConnectorAn RS-232 connector is located on the rear panel and can be configured by the operator to outputreceived or recorded data. Appendix A contains detailed information on interfacing this output toother RS-232 devices.DAC ConnectorTwo BNC connectors are located on the rear panel and each provides a DAC (digital to analogconverter) channel that can be configured by the operator to output converted data or a trigger pulse(refer to sections 3-7 for more detail). The inner conductor is the signal side. The outer conductor isconnected to ground. DAC channel 1 is available when Receive Board 1 (RCV channel 1 and 2) ispresent. DAC channel 2 is available when Receive Board 2 (RCV channels 3 and 4) is present.1.3.4 INTERNAL ARCHITECTUREInternally, the unit contains a card cage, and the battery assembly. The card cage arrangementconsists of a front plane and the following plug in cards:- Power supply- CPU/memory- Receiver Ch. 1/2- Transmitter Ch. 1/2- Receiver Ch. 3/4 (optional)- Transmitter Ch. 3/4 (optional)The internal configuration is illustrated in Figure 3.DATATRAC 400 – REV 0 – PAGE 1-6