Dip switch settings, Dip switch settings -9, T1 controller card – Black Box COMPACT T1 MT850A User Manual
Page 379

Compact T1 - Release 6.1
6-9
T1 Controller Card
Configuration
DIP Switch Settings
On the front of the TDM Controller card are DIP switches you can use to configure the
unit locally.
Switch
Function
Description
ACO
Alarm Cut
Off
0 = Alarm contacts enabled (close when alarm occurs).
Default.
1 = Alarm contacts disabled (open).
ST
Self Test
0 = Normal operation. Default.
1 = Perform Self Test.
OPT
Spare
RST
Reset
0 = User-configured operation. Default.
1 = Reset configuration to factory defaults, and reset CLI
password.
T1-1
T2-1
Line Coding
0 = B8ZS. Default.
1 = AMI
T1-2
T2-2
Line
Loopback
0 = Loopback off. Default.
1 = Loopback on
T1 3-4
T2 3-4
Framing
0 = ESF (Extended Superframe). Default.
1 = D4
T1 5 - 6
T2 5 - 6
Signaling
Switch 3
Switch 4
Switch 5
Switch 6
Setting
0
1
1
1
TR-08 A-Shelf with FDL, 16-bit Alarm frame
1
0
0
0
TR-08 A-Shelf with FDL, 13-bit Alarm frame
1
0
0
1
TR-08 A-Shelf with FDL disabled
1
0
1
0
TR-08 B-Shelf
0
0
0
0
Loop Start/Ground Start. Default.
0
0
0
1
E&M Immediate Start with ringback. (used for D3 PLAR
and DPT)
0
0
1
0
E&M Immediate Start with ringback and Calling Party
Disconnect (CPD)