Comtech EF Data DT-4500 Series User Manual
Page 11

DT4500 Series Down Converters
MN/DT4500.IOM
Preface
Revision 1
v
A.4.5 Redundancy Systems - Converter Removal.................................................................... 54
APPENDIX B. REMOTE CONTROL.......................................................................... 57
B.1 General .................................................................................................................................. 57
B.2 Protocol ................................................................................................................................. 58
B.2.1 Transmission Mode ......................................................................................................... 58
B.2.2 Baud Rate ........................................................................................................................ 58
B.2.3 Format ............................................................................................................................. 58
B.2.4 Character Set ................................................................................................................... 58
B.2.5 Response Timeout ........................................................................................................... 58
B.2.6 Bus Inactivity Requirement............................................................................................. 58
B.3 Access Methods..................................................................................................................... 59
B.3.1 Direct Access................................................................................................................... 59
B.3.2 Indirect Access ................................................................................................................ 59
B.4 Addresses............................................................................................................................... 60
B.4.1 Physical Address ............................................................................................................. 60
B.4.2 Virtual Address ............................................................................................................... 60
B.5 Message Structure................................................................................................................ 61
B.5.1 Start Character................................................................................................................. 61
B.5.2 Device Address ............................................................................................................... 61
B.5.3 Command ........................................................................................................................ 61
B.5.4 Confirmation Response ................................................................................................... 61
B.5.5 Error Response ................................................................................................................ 62
B.5.6 End Of Message .............................................................................................................. 62
B.6 Command/Response Pairs................................................................................................... 63
B.6.1 Utility Commands ........................................................................................................... 63
B.6.2 Configuration Commands ............................................................................................... 66
B.6.3 Modes .............................................................................................................................. 69
B.6.4 Status Commands............................................................................................................ 71
B.6.5 Stored Alarm ................................................................................................................... 75
B.7 Error Processing................................................................................................................... 77
B.7.1 General Errors ................................................................................................................. 77
B.7.2 Configuration Errors ....................................................................................................... 77
B.7.3 Mode Errors..................................................................................................................... 77
B.7.4 Time-Outs........................................................................................................................ 77
B.8 Converter Remote Command Summary ........................................................................... 78