XS series operating manualXS user manual v0.55 - 55 -Fig 7.9Press on the [DISCHARGE] red push button to cancel the memorization on the LCD screen. (The HVindicator goes out.)Display shows figure 11Press on the [ESC] key to escape the functionError messagesThe following error messages may appear during the measurement:(message) SAFETY LOOPthe safety loop is not closed. There is no connection between the points 1-9 and 2-10 of the C5connector of the rear panel. Make the connection, press again on the [MEASUREMENT] green pushbutton to trigger the measurement mode.(message) OVER-RANGEthe insulation resistance of the specimen under test exceeds the measurement specifications of theunit (refer to specification section of this manual).(message) UNDER-RANGEthe insulation resistance of the specimen under test is lower than the measurement specifications ofthe unit (refer to specification section of this manual).(message) CHARGINGthe measurement voltage has not reached its final value. On capacitive specimen, wait for the end ofthe charge, on resistive specimen check with the current specifications of the power supply.(message) BOARD NOT READYthe microprocessor board cannot communicate with the insulation resistance board. You cannotperform a measurement, get in contact with our Service department (+33 1 64 11 83 48)