![background image](http://html1.mh-extra.com/html/m-system/47llc/47llc_operating-manual_3126851138.webp)
138
47LLC OPERATING MANUAL EM-9505-B Rev.4
21. TROUBLEsHOOTING
21.1 ERROR MEssAGEs
MAIN DISPLAY
ERROR MESSAGE
WHAT TO DO
Input error, Out of the measuring range
Increase/decrease the input signal until it is back within the meas-
uring range.
Non-volatile memory error (reading)
While the error message is on the display, press Up button for 3
seconds or more, go to the lockout setting mode and initialize the
unit to its factory default status.
*
1
Non-volatile memory error (writing)
*
1 If the unit does not recover its function after the initialization, repairing in the factory may be required.
21.2
INITIALIZING SETTING VALUES
To restart setting from the default state, initialization can be used. Refer to attached 22.3 PARAMETER LIST for the default
values.
IMPORTANT
•
Currently set parameters will be lost after an initialization. It is recommended to record the parameters before initializa-
tion.
•
Even if the unit is shipped with the specified parameters with the option code ‘/SET’, such parameters will be lost after
an initialization. Be careful that the initialization does not recover the ex-factory settings.
21.2.1 OPERATING PROCEDURE
1
Hold down Max/Min and Alarm/
↓
buttons at once for a preset
time duration to move on to Lockout Setting Mode.
•
The alarm setting lockout is indicated.
•
‘D/P’ and ‘Fnc’ indicators turn on.
NOTE
•
‘AOFF’ or ‘A ON’ is indicated depending on the setting.
•
With no-alarm-output type, the scaling setting lockout ‘SOFF’ or ‘S ON’ is indicated depending on the setting.
1,2,
4,5
2,4,
5
3
3
1