TANDBERG DIRECTOR D5016402 Manuel D’Utilisation

Appendix

TANDBERG Director Videoconferencing System

98

Appendix 3: Connecting to PRI/T1

Using CSU adapter

Connecting the system to the ISDN network via the E1/T1-interface using an Adtran T1 ESF CSU
ACE  will allow up to 1.54 Mbps transmission. The E1/T1-interface must be connected to a CSU
approved according to IEC 60950, UL 1950 or equivalent standard.

NOTE: The PRI-line will run the AT&T 4ESS, 5ESS and National ISDN protocols in addition to
Euro ISDN (E1).

Connecting to Adtran T1 ESF CSU ACE

Connect the PRI cable from the Codec to the input marked CPE on the Adtran CSU (straight
through category 5 cable is recommended). Connect to the network via the NET connector on the
Adtran CSU. When two Codecs are cascaded, connect the second Codec to the E1/T1 port 2 on
the first Codec using a T1 crossover cable.

Configuration of the system

Press M

  on the remote control. Select ‘Terminal Settings’, ‘Network’.

Select ‘Current Network: PRI’
and specify your PRI number,
max. channels, cable length
(between Codec and CSU) and
switch type:

Configuration of Adtran T1 ESF CSU ACE

Enter ‘2)CONFIG’ menu using SCROLL and ENTER buttons.

•

Enter ‘3)TERMINAL’ menu. Check ‘1)FORMAT:ESF’, ‘2)CODE: B8ZS’ , ‘3)SET LBO: 0-133’
(Corresponding to ‘Cable Length’ setting on the Codec.

•

Go to main menu and enter ‘1)NETWORK’ menu. ‘7)SET LBO: 0.0 (According to information
from Telco).

•

Also, other network parameters should be set according to information from your Telco.

ISDN E1/T1 (1)

Adtran

CSU

PRI-interface

Wall

Director

NET*

CPE*

*RJ-48C type interface

ISDN E1/T1 (1)

Director

ISDN E1/T1 (2)

N O T E

C

ASCADED

 

CONNECTION

:

R

EMEMBER

 

TO

 

PROGRAM

NUMBERS

 

AND

 MSN.

O

THERWISE

, 

THE

 

FIRST

 

CODEC

WILL

 

ANSWER

 

ALL

 

CALLS

.