10 config: misc, 1 config: misc ( g.703-linecode (ternary code), 2 config: misc ( idr-esc – Comtech EF Data CDM-625A User Manual

Page 171: 1 config: misc  g.703-linecode (ternary code), 2 config: misc  idr-esc

Advertising
background image

CDM-625A Advanced Satellite Modem

MN-CDM625A

Front Panel Operation

Revision 3

6–45

6.2.1.10 CONFIG: Misc

Misc: G.703-LineCode IDR-ESC HSSI RTS

Audio-Vol HiRateESC WarmUp Stats MEO ()

Use the

◄ ►

arrow keys to select a parameter. Press ENTER.

6.2.1.10.1 CONFIG: Misc G.703-LineCode (Ternary Code)

This menu is functional only when the Data Interface Type is G.703.

Tx G.703/DDO Code= AMI (AMI,B8ZS)

Rx G.703/IDI Code= AMI (AMI,B8ZS) ()

The selections displayed here depend on the selected G.703 interface type. Use the

◄ ►

arrow

keys to select either the G.703 Tx or Rx Ternary Code, and then use the

▲▼

arrow keys to select

the desired code. Press ENTER.

Valid selections are:

Setting

For:

HDB3

E1, E2 or sub-rate operation (European standard)

B8ZS

T1 and Unbalanced T2 operation

B6ZS

Balanced T2 operation

AMI

Alternate Mark Inversion operation (North American standard)

6.2.1.10.2 CONFIG: Misc IDR-ESC

This menu is functional only when the Framing Mode is IDR.

IDR-ESC-Type Tx:64k Data (64kData,Audio)

Rx:64k Data

()

Use this menu to determine if the 64 kbps channel in the IDR Engineering Service Channel (ESC)

overhead, normally reserved for the two 32 kbps ADPCM audio channels, should instead carry

user data. The rear panel 'IDR Data/Alarms/Audio' connector provides the appropriate EIA-422

interface for this option.

Use the

◄ ►

arrow keys to select a parameter, and then use the

▲▼

arrow keys to select its

setting. Press ENTER.

Advertising