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CDM-570/570L Satellite Modem with Optional IP Module Revision 6Serial Remote ControlMN/CDM570L.IOMParameterTypeCommand(InstructionCode andQualifier)Arguments forCommand orResponse toQueryDescription of ArgumentsResponse toCommandQuery(InstructionCode andQualifier)Response to QueryFaults andStatusN/A 6 bytes Query only.Unit returns the current highest-priority fault and status codes for the Unit(hardware), Tx Traffic, Rx Traffic and ODU in the form abcdef, where:a = Unit faults:0 = No faults1 = Power supply fault, +5 volts2 = Power supply fault , +12 volts3 = Power supply fault, –5 volts4 = Power supply fault, +23 volts5 = Power supply fault, –12 volts6 = Tx synthesizer lock7 = Rx 1st LO synthesizer lock8 = Rx 2 nd LO synthesizer Lock9 = Ref PLL lockE = IP ModuleF = EEPROM checksum errorA, B, C, and D are TBD (for future expansion)b = Tx Traffic status:0 = Tx traffic OK1 = No clock from terrestrial interface3 = Tx FIFO slip4 = G.703 Loss of Signal (only valid in Clock Extend Mode)5 = Loss of External Reference7 = AUPC upper limit reached9 = AIS detected on incoming dataB = Bipolar violation on G.703 interface2, 6, 8 and A are TBD (for future expansion)c = Rx Traffic status:0 = Rx Traffic OK1 = Demodulator unlocked3 = AGC Alarm - signal out of range5 = RS Frame sync alarm7 = EDMAC Frame sync alarmA = Buffer UnderflowB = Buffer OverflowD = Eb/No alarmF = AIS detected on incoming data2, 4, 6, 8, 9, C and E are TBD (for future expansion)d = ODU status:0=No ODU faults1=BUC PLL3=BUC current5=BUC voltage7=LNB current9=LNB voltageB=BUC temperatureD=BUC checksum2, 4, 6, 8, A, and C are TBD (for future expansion)N/A FLT? FLT=abcdef (seedescription for details ofarguments)e=Change in fault statussince last poll.f=Change in unitconfiguration since lastpoll(see description ofarguments)13–27