Config: Interface G.703 - Comtech EF Data CDM-Qx Installation And Operation Manual

CDM-Qx/QxL Multi-Channel Satellite Modem with DoubleTalk™ Carrier-in-Carrier®
Front Panel Operation
5.4.6.3 CONFIG: Interface
G.703 Type:
E1-Unbal E2-Unbal (◄ ►,ENT)
Select T1, E1-Balanced, E1-Unbal , or E2-Unbal using the ◄ ► arrow keys, then press
Note the following:
•
If the data interface is G.703 Balanced, T1 and E1-Balanced are selectable.
•
If the data interface is G.703 Unbalanced, T1, E1-Unbal, and E2-Unbal are selectable.
CONFIG: Interface
T1 Configuration
Length
Select Length or Line-code using the ◄ ► arrow keys, then press
CONFIG: Interface
T1 Line Length:
000-133 feet
Select the desired line length by using the
that the values will toggle through the following line length ranges (in feet): 000-133, 133-
266, 266-399, 399-533, and 533-655.
CONFIG: Interface
G.703 T1 Line Code:
B8ZS
Select B8ZS or AMI using the ◄ ► arrow keys, then press
B8ZS
AMI
CONFIG: Interface
G.703 E1 Line Code:
HDB3
Select HDB3 or AMI using the ◄ ► arrow keys, then press
HDB3
AMI
G.703
T1 E1-Balanced
G.703
Line-Code (◄ ►,ENT)
G.703
(▲ ▼,ENT)
G.703
AMI
Selects Bipolar 8-zero Substitution line coding.
Selects Alternate Mark Inversion line coding.
G.703
AMI (◄ ►,ENT)
Selects High Density Bipolar Three Zeros Substitution line coding.
Selects Alternate Mark Inversion line coding.
5–34
T1
T1 Length
arrow keys. Press
T1 Line-Code
(◄ ►,ENT)
ENTER
E1-Balanced, E1-Unbal, E2-Unbal
ENTER
Revision 7
MN/CDMQX.IOM
ENTER
.
ENTER
when done. Note
ENTER
. Note the following:
. Note the following:
.