Vodavi Infinite Dvx Iii Hybrid Key Telephone System Installation Manual

intinite TM Digiil SystemsTF NO: 58
Tl Trunk Card (Cont’d)
(Fmnl
INDCATIONS(Circuit 
Board)I  
Panel)--
RS232cCOllflWdbn(ml used with T-SEW IQNETWORKCorm&on
(Rear Paler)EQUIPMENT
FRAh4EPOWERConnecrionGROUNDSlud
Figure 5 Channel Service Unit (CSU) Setup
Page 24 of 46TF NO. 58 

infinite m Diiital SystemsTF NO: 58
Tl Trunk Card (Cti’d)
Telephone Company (Caer ) Lhs Power
1.Be sure the power jumper is set to the LINE position.
2.Connect a ground wire to either the Power terminal plug (Post 4) or to the frame ground stud on the
rear of the CSU. (Do not use both at once) This is the only connection needed for the Line Power
Option.
WARNING..:...:.:.:...:..:.,. ,..:>:.:.:.:.: ::. .:....:: :. .:..I jj:, ,:.::.:.:: . . . . . .:.:.:..... :. :y;.,: ::,j:y.$+j& . . “ii.- Tl spa” is pia &...

infinite m Diiital SystemsTF NO: 58
Tl Tank Card (Cont’d)
Local Power
1.
2.Be sure the power jumper is set to the LOCAL position.
The 
Tl Digital Trunk Card kit contains a power transformer to convert AC power to the 48 volt DC
power supply required for the CSU. Using 20 gauge leads or larger, wire power to the six-post terminal
plug and install the plug in to the rear panel. Connect Pin 
l- Battery Return (V+) and Pin 3- Battery (v-)
to the transformer.
NOTE: Usa either Post 4 of the
power plug or the...

infinite TM Digiil SystemsTF NO: 58
Tl Tfurk Card (Cont’d) I
Line Bui#Out Options
Proper setting of the Line Build-out switches is used to compensate for loss between the last repeater and the
CSU. Set the Line Build-out switches using the following table.Distance from Repeater 
\Settha
Maximum or if unit is connected to a smart jack or
other network maintenance device
Not Known or not specifiedO.OdB
a
-7.5dB
Minimum
Not Used
-15.OdB
-225dB
Internal Switch Settbgs
An 8position DIP switch S.300, controls...

infinite m Digital SystemsTF NO: 58
Tl Tnrnk Card (Cont’d)
4.CONNECTING THE CSU TO THE Tl CIRCUIT
When the options have been set and the TI type and Line fype have been programmed for each Tl channel, slidethe stand-alone card into the card guides of the mounting shell. Secure the card in position with the screws
provided. Connect the system to the Tl circuit.
1.Connect the CSU to the Network interface through the NETWORK connecto$ (P2). Plug the 15pin
connector on the cable provided into the P2...

a
,~a
RJ-48XNetwork Interface
7rEmpty cards slot to
the left of the 
Tl tplnk cardTl trunk cards\\I\Wire 
Jl to P3 on Tl trunk cardRIReceive clodc recovery11cable connections to show
Jl - Equipment sideconnecting points 
- notactual routing of receivedock recovery cable
csu
[+d52 - Network side, Test connections
and 
LEDs48 volt DC power supply
Connect to AC source
Figure 6 
Tl Trunk Card Setup
Page 29 
of 46TF NO. 58
WaviCommuJealbm Systems 

&iWfe TM Digiil Systems
Trunk Card (Cant’d)
3.installing the Adtran Channel Service Unit (CSU) and connect it to the trunk card.
TF NO: 58
The stand-alone Channel Service Unit (CSU) provided in the Tl kit can be mounted on a desk or on the wall.
Mounting instructions are provided. Before mounting the CSU, a number of options need to be checked and set.
To perform the installation:
1.
2.
3.
4.
5.
Set Line Build-Out Options.
Connect to the Carrier and Customer Premise Equipment (CPE).
Connect power (if not...

infinite TM Digital SystemsTF NO: 58
Tl Tnrnk Card (Cont’d)Step 1. Set 
Line BuiI&Out Options
Set the Line Build-out switches to compensate for loss between the last repeater and the CSU. The five-position
switch on the front of the CSU selects Line Build Out (LBO) Separate 
LBOs set the transmit levels for the Network
and CPE sides of the CSU. Receivers on both sides of the CSU contain Automatic Line Build Out circuitry to
compensate for loss of signal (LOS) from the network. Set the Line Build-out...

infinite TM Digital SystemsTF NO: 58
Tl TN& Card (Cont’d)
Step 2. Comection to the Network and Customer Premise Equ@ment (CPE)
Two RJ48 modular connectors are located on the bottom of the CSU.First connect modular connector labeled
“NET” to the Network using the Network cable. Then connect the 
“CPE” from the CSU to the Tl in the
DVX 
ill. Se sure to connect the CSU to the Network demarcation before connecting to the infinite DVX
‘nfiniteIll.
Step 3. Powerhg Options
The ADTRAN CSU kit contains an...

hlfnite JM Digital SystemsTF NO: 58
Tl Trunk Card (Cord’d)infinite DVX 
” Digital System
Adtran Connections
“:,:,:::::.:::,:‘:.:::::::.,:.:::::~cable connections toshow connecting points
Figure 9 Adtran Tl Connection
Page 33 of 46TF NO. 58