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INSTALLATION INSTRUCTIONS
SECTION 500-036-200
JANUARY 1988
Stratae
HKSU
----
-
Normal
Talk Path
-
-
OCA Talk Path
EKT B
I
slatm
Card B
--_-
$+---++--.
i/o1ce Da,r
------------____'
8
OCA Pall
I
I
I
I
I
Stamn
Card A
EKT A
I
Data Par
I
t
CONTROL
1
V31ce Patr
HANDSET
----.----_____
(Talk Path 1)
I----
I
----1
IT1
4
i I
'Y
RiCE'VEA
' I
FIGURE 25-OFF-HOOK CALL ANNOUNCE FUNCTIONAL BLOCK DIAGRAM
0 If in automatic
mode*:
Station
A receives
a single tone burst (an OCA speech
path
exists between
stations
A and C via the
EKT's speaker
and
microphone-verify).
l
If in dial 9 mode:
Station
C receives
busy
tone,
then
dials 8 to establish
an OCA
speech
path between
stations
A and C-
verify.
*Pxxpm
5XX
LELl
12
determines
the
mode,
of the
originating
station.
09.10
HCNB
06.11
General:
Provides
1 A2
Interface
for
the system.Each
HCNB supports
three
CO/lA2
interface
line circuits.
The HCNB
provides
line
supervision
between
the
HKSU
and the
lA2
equipment.
The
maximum
distance
between
these
units
is determined.
by the lA2
Interface
line circuit
specifications.
To install,
follow
the
procedures
listed below:
1) Connect
tip/ring,
lamp
and A lead connec-
tions
per Figure
26.
2) Using the provided
4-pair
modular
cord, con-
nect the
HKSU to the
HCNB.
3) Connect
the MDF to the modular
blocks with
24 AWG
wire.
4) Connect
the supplied
field
ground
wire.
NOTE.
Connecting
the jumper
wires
WI
and WS
is not necessary.
09.12
Programming:
Verify the correct
pro-
* -
gammrncj
it3
lA2
intetieca
via Program
0#7.
09.13
To Test lA2
Interface:
Conduct
the
following
test on each
incoming
line:
1) Depress
each m
line key on an EKT.
l
Verify that the corresponding
lamp lights
on a 1 A2 telephone.
2) Make
a test call from
the EKT.
l
Verify
that the call may be monitored
at
the
lA2
telephone.
3) Repeat
steps 1 and 2 at the 1 A2 telephone.
4) Place each CO line (one at a time)
on hold
at an EKT.
l
Verify
that
the
CO appearance
on the
lA2
telephone
is on hold.
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