20 Tait Orca Portable (TOP) Encryption M2259-00-200-812Encrypted Radio Programming and Service Manual Copyright TELEquipment setup and programming instructions are described in the Transcrypt Programmingsection on page 69 or the Midian Programming section on page 79, depending upon the origin ofthe encryption module. Refer also to programming and service manuals with your Transcrypt orMidian encryption module and programmer.Service Desk OTAR programming may be unsuccessful if: the target radio is open during programming the programming radio and the target radio are oriented differently eg one laying down, oneupright one radio is set to High Power4.4 Testing the Encryption ModuleEquipment setup and testing instructions are described in the Transcrypt Programming section onpage 69 or the Midian Programming section on page 79, depending upon the origin of theencryption module.With encryption off: Check normal power-up of the radio, with the normal display messages and confirmationtones. Check that receive and transmit audio are functioning, using a service instrument or anotherradio on the same channel.With encryption on: Check that receive and transmit audio are functioning, using another T2000 or TOP radiowith the same encryption module, programmed with the same codes, on the same channel. Where a code hopping module is fitted, confirm encryption is active by listening for theinitial sync burst on the receiving radio Where a code inversion module is fitted, confirm encryption is active by pressing anyfunction key - the confidence tone will be a higher frequency than normal. Check the Encryption User Interface features – status indicators, encryption settings etc.(See the TOP Encryption User’s Guide information provided on page 37)..