Vodavi Triad 1/2/3 Installation Manual

3-48 CO/ PBX Conne ctions
Fi g u r e 3- 19 : D I D B w /D T MF- B In s ta ll at i on 

CO/PBX Conn ections 3 -49
T- 1 In t e r f a c e B o a r d ( T 1 I B )
The T 1I B bo a rd al lo ws t he net wo r k c o nne c ti o n t o a T- 1 (1. 54 4 M bps, 2 4
Voice C hanne l) dig ital inte rf ace.
The T1IB contains T-1 interface circuit, control circuitry, and synchronous
clock control circuits . DT MF tone detection un its ca n be installed
optiona lly on th e T 1IB. The T1IB has 8 LE Ds on the fron t edge of th e PC B
which indicates errors of T-1 line, in-use status, and synchronous clock
enable...

3-50 CO/ PBX Conne ctions
The sy st em can b e e qui ppe d wi t h four (4 ) T -1 I nt er face Boar ds and the
T1IB can b e ins talled in card slots 0-8 in the Basic KS U. T he Ph ase Locke d
Loop Unit (PLLU) must be installed on the MPB when the T1IB is installed.
The DT MF4-A boa rd which contains 4 D TMF re ceivers can b e op tionally
ins ta ll ed on t he T1 I B .
The clock control cab le s hould be connected by daisy- chain meth od like
Fig u re 3- 20: T -1 Clock C onne ct C able Ins ta llation whe n...

CO/PBX Conn ections 3 -51
IftheT1IBistobeinstalledinalivesystem,theNormal/Serviceswitch
shoul d b e p la c ed in the S er vic e po sit i on. A ft er i nst al li ng the boa rd , t he
Normal/Service switch must be placed in the Normal pos ition .
†Thi s b oar d su ppor t s s ta ndar d D4 f ram ing for mat wi th rob bed bi t
si gnal ing. The E xte nde d S upe r Frame (E SF -B8ZS) form at is al so
supp or te d.
†The boa rd can s upport T IE , Loop and Groun d start s igna ling
emul at io n pe r c hanne l....

3-52 CO/ PBX Conne ctions
The following ta ble s ummarize s the ope ration of the s ystem.
Table 3- 13: Call Routing Criteria
ANI DNIS Operation
N N Calls routed based on normal CO operation (CO Ring
Assignments).
N Y Calls routed based on DID tables with DID operation.
Y N Calls routed based on ICLID routing and ICLID operation
Y * Y Ca l ls ro uted o n I C LI D fi rst, i f no ro ute i s fou nd , th e DN IS dig it s a re
compared to the DID table.
IfnorouteisfoundintheDIDtablethecall isroutedbasedonCO...

CO/PBX Conn ections 3 -53
T-1 Orderin g In form atio n:W hen o rde r ing a T -1 c i rc ui t fro m a c arr i er ,
re que st eithe r D 4 fram ing a nd Alternate Mark Inve rs ion (AMI) Line coding
using the superframe (SF) or the Extended Superframe (ESF-B8ZS) format.
The following are additional ordering information specifications:
If ordering…ANI/DNIS
DID/TIELoop S ta rt/
Ground Start Signaling*
Ci rcu it In form at io n 2 w ire 2 w ire
S up er vi s or y Si gn a lin g T IE Lo op or Gro un d
Address Si...

3-54 CO/ PBX Conne ctions
Figure 3-20: T-1 Clock Connect Cable Installation (Multiple Cards)1
SW-3
CT R L
CL KO U T
CTRL
CLK IN
CO N 3T1-2DN T1-3
45678
UP
T-1 Lines from Tel co
Clock Cable
In the case of a Master system, the clock cable
do es not get c onnec ted and SW 3 on all T-1
Bo a rds i s in th e do wn p osit io n.
Tw o (2) T-1 C a rd s ma x imu m i n t he sy stem.
M ULT IP LE C A R D A RRA N GE M E N T 

CO/PBX Conn ections 3 -55
Figure 3-21: T- 1 Clock Connect Cable Installa tion (Single Card)
1
SW-3
CON3T1-2 T1-3
45678
UP
T-1 L in es from Telc o
SIN GL E C ARD AR RAN GEMEN T 

3-56 CO/ PBX Conne ctions
In sta l li ng t he DT MF- A Modu les
1. Unpack the DTMF-A Modules from their antistatic conductive bags in
the p ac ki ng b oxe s.
2 . Locat e t he CO NN5 and CO NN6 conne ctor s on t he DTMF -A modul e s.
3. Locate the CON4, CON5, CON8 and CON9connectors on the T1IB
(outlined).
4. Pos ition one of the DT MF-A m odule s so that the CON N5 and CON N6
connectors match up with the CON8 and CON9 connectors on th e
T1IB respectively.
5. Pus h the DT MF -A mod ule onto thes e conn...

CO/PBX Conn ections 3 -57
Figure 3-22: T1IB w/DTMF-A Module Installation