NCR 7800 - Page 93

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14759
Com m unications Protocol
01
Protocol
0
1
RS-232
In d i re c t
RS-232
Direct
0
Off
0
0
25
524
14760
G ood R ead Tone
1 1
T o n e O n /O ff
A
On
1
B
Tone
Frequency
(H e rtz )
572
1
705
3
775
4
947
6
1250
7
860
5
617
2
Tone Length
(M illiseconds)
C
50
1
75
2
100
3
125
4
175
6
200
7
225
8
250
9
150
5
5
3
2
D
Tone
Volum e
0
6
1
4
Note:
W hen entering Tone Frequency, Tone Length, or Tone V olum e, the adjustm ent can be increm ented upw ard
by scanning the
Hex A
ta g . E a c h tim e y o u s c a n th e
Hex A
tag, the selection increases one unit.
Scan the
End
tag or a valid H ex tag to end this m ode of input.