TB8100 Service Kit User’s Manual Reciter Tests 151Reciter TestsThe Service Kit lets you carry out tests on the receiver, synthesiser lock ranges,audio lines, and the various digital inputs and outputs.Receiver TestsThe Receiver form (Diagnose > Reciter > Receiver) lets you carry out varioustests on the receiver part of the TB8100 reciter.Testing Receiver OperationThe Set receiver frequency test provides a quick way to get the receiveroperating. You manually set the receiver frequency and do not need to alter thebase station’s configuration.1. Connect an RF source to the reciter.2. Select Diagnose > Reciter > Receiver. In the Frequency box, enter thefrequency you want to receive on. Alternatively, use the arrow buttons toshift the frequency up or down.3. In the Channel Spacing box, select a value from the drop-down list.4. Click Start Test.In the Receiver Values area, a green LED indicates whether the receiversynthesiser managed to lock onto the frequency. The area also displays thecurrent RSSI and SINAD and the receiver’s operating frequency.5. If there is no response, check the Receiver state LED and box to verifythat the receiver is on. If it is not on, the Exciter state LED and boxindicate whether the whole reciter is off.Note: The SINAD is approximate and is obtained by comparing thein-band audio against out-of-band noise. This value should not berelied upon to make calibrated measurements.6. If desired, unmute the receiver output as follows:a. In the Control area, click Start Test.b. Click Unmute Output.7. If desired, modify the receive frequency by clicking the up or down arrows.(You can repeat this as often as you want.)
