Rion NL-21 - Page 139

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Optional Accessories
Loading and unloading the program from a program card
Important
Make sure that power to the NL-21/NL-31 is
turned off before starting the load procedure.
Make sure the following points before loading/unloading the program to sound
level meter.
When loading:
• Other program is not loaded to the sound level meter (see page 37).
• The program card is not used (unloaded) for loading the program to
sound level meter.
When unloading:
• The program is loaded to the sound level meter (see page 37).
• The program card is used (loaded) for loading program to sound level
meter.
• The kind of the program is the same one which will be unloaded (see
page 37).
Note
When loading the program and unloading the pro-
gram, the procedure is the same as follows.