Operating instructions
100 
Issue 1.0 March, 2006 
Form 29 - CO Line Specifications #1 
Data   01  02  03  04  05  06  07  08 
Range  0-2  0-8  0-9  0-8  0-8  0-1  0-9  0-9 
Default  0  0  0  0  0  0  0  0 
Item  Valid 
Settings 
Description  Default 
29-tk-01  0  CO Line Length  0=0 km 
29-tk-02  0-8  UCD-1 Function Enable  0=Disable 
29-tk-03  0-9  ISDN Incoming Call Type  0= InBlock 
29-tk-04  0-8  Set Ring Frequency (KPU Only)  0=H/set Setting 
29-tk-05  0-9  Allow Audible Ring for Incoming Calls  0=All Stations 
29-tk-06  0-1  1A2 Emulation feature  0=Disable 
29-tk-07  0-9  CO Delayed Ring Timer to Hunting Group  0=Disable 
29-tk-08  0-9  CO Delayed Ring Overflow Hunting Group  0= Hunt Group 
29-
XX
-01-–
CO
L
INE 
L
OOP 
R
ESISTANCE
: 
This parameter allows adjustment of the system’s analog trunk interface to adapt to different CO loop 
resistance. 
0 = 0 Km (default)  1 = 3 Km  2 = 5 Km 
29-
XX
-02
-
UCD
F
UNCTION 
S
ELECTION
: 
This parameter enables or disables the UCD function for each trunk individually and is able to select whether 
UCD operates in Day or Night or Both Modes. 
0  Day Disable - Night Disable  1  Day Disable - Night Enable 
1
2  Day Disable - Night Enable 
2
  3  Day Disable 
1
 - Night Disable 
4  Day Enable 
1
 -
Night Enable 
1
  5  Day Enable 
1 
-
Night Enable 
2
6  Day Enable 
2 
-
Night Disable  7  Day Enable 
2 
-
Night Enable 
1
8  Day Enable 
2 
- Night Enable 
2
  *1:  Enable UCD-1 function only when all ring assigned stations are busy. 
  *2: Enable UCD-1 function when time set in mode 05-09-06 has elapsed even if the ring 
    assigned stations are idle. 










