Error message – A&D ML-50 User Manual
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MS-70 / MX-50 / MF-50 / ML-50
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14.5. Error Message
 CH no Internal Error 
 
An internal error indicated by the result of the self-check function. If repair is 
needed, contact the local A&D dealer. 
 Cl pf Clock Battery Error 
 
Press any key and input the date and time. Refer to "5.2. Setting the Clock 
and Calendar ". 
 Cl err Clock Error 
 
Contact the local A&D dealer to repair the analyzer.
 Clo5e Heater Cover Error 
 
The heater cover is opened when starting self-check function. If it is closed, 
the self-check function is started. 
 error0 Internal Error 
 
Turn the power switch off and then on . Check the frequency of the power supply. 
Contact the local A&D dealer to repair the analyzer, if the error is not cleared. 
 error3 IC Error 
 error8 Contact the local A&D dealer to repair the analyzer. 
 error9 
 Ht err Temperature Control Error 
 
Contact the local A&D dealer to repair the analyzer, if an error is not cleared 
when turning the power switch off for more than a half hour and rechecking it. 
 t-Up Time Error at Temperature Calibration 
 
There is no key operation for five minutes during temperature calibration.
If pressing any key, the weighing mode is displayed.
 e Positive Overload, Overweight 
 
The sample has exceeded the weighing capacity.
If the weighing sample pan is empty and this error is displayed, contact the 
local A&D dealer to repair the analyzer. 
 -e Negative Overload, Sample Pan Error 
 
The weight value is too light. Check the pan, pan support and press the
RESET
key. Calibrate the weighing sensor.
If an error can be not cleared, contact the local A&D dealer to repair the analyzer.
 Cal e Unsuitable Calibration mass (Positive Error) 
 
The calibration mass is too heavy. Confirm that anything does not touch to the 
pan, the calibration mass does not touch to the glass-housing of the heater 
cover and the calibration mass value is correct. When pressing any key or 
waiting for 15 seconds, the weighing mode is automatically displayed. 
 -Cal e Unsuitable Calibration mass (Negative Error) 
 
The calibration mass is too light. Confirm that anything does not touch to the 
pan and the calibration mass value is correct. When pressing any key or 
waiting for 15 seconds, the weighing mode is automatically displayed. 
Full Memory
The number of results stored in memory has reached the upper limit.
Clear the data to store the new results. Refer to "11. Data Memory Function".
MEM
fUl
