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4
Using the
Number
keys, enter
the grade that you want to pro-
tect.
5
Press the
Enter
key.
Cancelling protection
1
While pressing the
Reset
and
Stop
keys simultaneously, press
the
Program Class
key.
❐
The guidance display will appear as
opposite.
0 : CANCEL PROTECTION
1 : PROTECT NO. _
2
Enter "0" using the
Number
keys.
gold-ueg-3
OPERATION
55