Comdial Impact Dsu Instructions Manual

3.6.3 Line Disable
Description:You can take a line port out of service when necessary (because of defect or some other
reason) using this programming procedure.
To Program:1. Dial31.“DISABLE LINES”
2. Select line ports to be disabled.
—Line port 1–14 = Dial01–14or PressA1–A14
—Line port 15, 16 = Dial15,16or pressB1,B2
—Line port 17–24 = Dial17– 24or pressHOLDthen pressA1–A8.
3. DialSfor configuration mode.
To enable a disabled line, use the procedure described in section 3.6.6,Line Port
Functions,and...

3.6.5 Line Names
Description:You can name lines as to their function to identify them for use. Names such as WATTS,
CO, etc., when appearing on the LCD speakerphone displays, make locating a desired
line easier for the station user to do. A line name can contain up to five characters. See
the chart on the following page for the line-name characters.
To Program:1. Dial34.“LINE NAME”
2. Select line ports to be assigned
—Line port 1–14 = Dial01–14or pressA1–A14
—Line port 15, 16=Dial15,16or pressB1,B2
—Line...

Table 3–4: Character Code Table
Character Code Character Code Character Code
A 21 a 24 Space 12
B22b 25
-15
C23c 26
;17
D31d 34
/18
E32e 35
“19
F33f 36
.27
G41g 44
,28
H42h 45
:29
I 43 i 46 1 01
J 51 j 54 2 02
K 52 k 55 3 03
L 53 l 56 4 04
M 61 m 64 5 05
N 62 n 65 6 06
O 63 o 66 7 07
P 71 p 74 8 08
Q 11 q 14 9 09
R 72 r 75 0 00
S73s 76
T81t 84
U82u 85
V83v 86
W91w 94
X92x 95
Y93y 96
Z13z 16
IMI66–107Digital Telephone System
System Programming 3 – 41 

3.6.6 Line Port Functions
You can set individual line ports to function as auxiliary line ports, for a paging amplifier, for example, or
to function with standard CO lines.
Auxiliary Lines
Description:You can condition a line port to serve as a port for an external paging amplifier.
To program:1. Dial32.“AUXILIARY LINES”
2. Select line ports to be assigned (LED On = Assigned).
—Line port 1–14 = Dial01–14or PressA1–A14.
—Line port 15, 16 = Dial15,16or pressB1,B2.
—Line port 17–24 = Dial17– 24or...

3.6.7 Line To Line Port Re-Assignment
Description:You can reassign the programming attributes for a line that the installer has connected to
a particular line port to a different line port with this programming action. This feature
allows you to automatically exchange all software attributes for one line with those
assigned to another at a different line port without physically re-locating the lines or
reprogramming any of the attributes.
To Program:1. Dial41.“ASSIGN LOGICAL/PHYS ”
2. Select currently...

3.6.8 Pulse/Tone Switchable
You can configure individual lines to have tone dialing or pulse dialing at default.
Pulse Dialing
Description:If the installer has connected rotary dial lines to the system, you must condition those line
ports as pulse dial ports.
NOTE:The user can switch from pulse dialing (rotary dial signaling) to tone dialing
(dual tone multiple frequency—DTMF) for accessing special circuits
requiring DTMF tones, such as banking machines, when they need to do so
from a rotary dial line....

3.6.9 Block Programming
Description:You can use this configuration procedure to assign those features that you have assigned
to any one line (using the procedures detailed on the previous pages) to any other line or
to an entire block of lines.
To Program: Line Button Method
1. Dial42.“BLK PROGRAMMING”
2. Select model line port.“MODEL LINE XX”
Line port 1–14 = PressA1–A14
Line port 15, 16 = PressB1,B2
Line port 17–24 = Press HOLD then pressA1–A8.
3. Select lines to match model line (as detailed above)....

3.6.10 Positive Disconnect Supervision
Description:When a station is on line with an outside caller and the caller hangs up, the CO may send
a positive disconnect signal to the DSU. You can enable the positive disconnect
supervision feature on a per-line basis. If you enable positive disconnect supervision,
when the system receives the CO’s positive disconnect signal the system resets the toll
restriction, releases the curent call record, and creates a new call record in its place.
To Program:1....

3.7 Station Features
Station programming means that you are programming the functions for one particular station, or port.
While it isn’t necessary, it is a good idea to do station programming after you have done system and line
programming. You should make a record in Chapter 4 of all programming decisions that you make—it
will help you keep track of what you have done and will help you troubleshoot any problem that might
arise later.
NOTE:A lighted LED next to the programming button for the selection...

3.7.1 Access Denied
Description:You can deny access to certain lines at certain stations. When you do this, a station user
cannot select a denied line.
To Program:1. Dial54.“STA/LINE CONFIG.”
2. Dial5. “ACCESS DENY”
3. Select line ports (LED On = Access Denied)
—Line port 1–14 = Dial01–14or pressA1–A14
—Line port 15, 16 = Dial15,16or pressB1,B2
—Line port 17–24 = Dial17–24or pressHOLDthen pressA1–A8.
4. Dial#when all line ports are selected.
5. Select station ports (LED On = Feature Assigned)
—Station...