Operating Manual Vol 1 - ES Documentation

1125.5555.03 1.3E-7SMIQFunctional Test1.1.6 Preset SettingA defined setting status is achieved by pressing the [PRESET] key.Preset Status:RF frequency100 MHzRF level-30 dBmReference frequencyinternal, adjustment offOffsets 0Modulationsswitched offTransient-free level settingswitched off, level attenuator mode: AUTOInternal level controllevel ALC: AUTOUser correctionlevel UCOR: OFFLF outputswitched offSweepswitched offList modeswitched offMemory sequenceswitched offSuppression of indicationssystem security: unalteredProtection of calibration dataprotection lock: unalteredSettings storedunalteredData, lists etc. storedunalteredIEC-bus addressunalteredBeeperunalteredAll parameters and circuit states, even those of operating modes which are not activated, are preset bymeans of Preset.The presettings going beyond the above list can be seen from the menu representations as of Section2.4 which each indicate the Preset setting status.1.2 Functional TestOn switching on the instrument and permanently during operation, the SMIQ carries out a self test. TheROM contents as well as the battery of the non-volatile RAM are checked on switching on theinstrument and the RAM contents with every calling the memory. The most important instrumentfunctions are automatically monitored during operation.If an error is detected, the message "ERROR" is displayed in the status line. For further identification ofthe error, press the [ERROR] key. Thereupon a description of the error/s is displayed (cf. Chapter 2,section "Error Messages"). Return to the menu exited by pressing the [RETURN] key.If required, the self tests can be induced purposefully. See Chapter 4, section "Functional Test".Further, internal test points can be polled by the user and the results be read out and displayed. SeeChapter 2, section "Voltage Indication of Test Points".