NEC 28i System Manual page 118

0501 - System Numbering
1=Service Code, 2=Extension Number, 6=Trunk Access,
Dial Types:
7=Operator Access, 8=Alternate Trunk Access, 0, 3-5=Not Used
Dialed Number of Digits Required
Number
9X
91
92
93
94
95
96
97
98
99
90
9*
9#
0X
01
02
03
04
05
06
07
08
09
00
0*
0#
4-16
System Numbering
Default New
1
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
For Your Notes
Dial Type
Default New
6
0
0
0
0
0
0
0
0
0
0
0
0
7
0
0
0
0
0
0
0
0
0
0
0
0