This section describes the operation of the System Menu focusing on the procedure to start up the NT20. Functions which
will be convenient to use the NT20 and those which are useful for the system maintenance are also explained here.
3-1
3-2
Starting the NT20 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-2-1
3-3
3-3-1
3-3-2
Menu Tree. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-3-3
3-4
Initializing Memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-4-1
3-4-2
3-5
the Memory Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-5-1
3-5-2
3-5-3
3-5-4
3-5-5
3-5-6
3-5-7
3-6
3-7
3-8
3-8-1
3-8-2
Using the Buzzer. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-8-3
3-8-4
Language Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-8-5
3-8-6
3-9
System Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-9-1
I/O Check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-9-2
3-9-3
SECTION 3
System Menu Operation
82
83
83
84
84
84
86
88
88
90
91
93
94
95
96
97
98
99
102
105
106
106
107
109
110
111
112
115
115
122
124
126
129
81