IMI 66-047
Installation
SYSTEM CHECKOUT
Initial Condition_
The system operating features are set to a set of default conditions
at initial power up.
These conditions provide a basic operating
system with a known set of parameters,
and the system should be
initially checked out with the default conditions in place. At
anytime while the system is operating,
default conditions can be reset
from station port 10 or 11 per the instructions provided in Chapter 3.
Check Out
Check the KSU and telephone installation for proper operation by
performing the following resistance and voltage measurements.
Resistance Check
Make the following resistance measurements at the station connector
blocks under the following conditions.
l
KSU AC power cord disconnected from electrical outlet.
l
Power interconnection cable connected between KSU and power
l
KSU connected to station connector blocks.
l
Stations wired,
and wiring punched down on blocks.
l
Bridging clips removed from blocks to isolate stations from KSU.
1 .
Measure the resistance of each installed station and wiring from
the station side of the connector blocks.
Resistance values will
vary with cable length and station type but should be within the
following limits.
MEASURED PAIR
MEASURED STATION RESISTANCE IN OHMS
22 LINE/
3 AND 8
SINGLE
FEATURE
LINE
LINE
CONSOLE
VOICE PAIR
40 150 40 150 40 150 0.3 100
DATA PAIR
0.3
100 40 150
0.3 100 0.3 100 .
PAIR
OPEN
OPEN
2 .
Measure the resistance of the KSU and cables from the KSU side of
the station connector blocks.
Resistance values should be within
the following limits.
MEASURED PAIR
MEASURED KSU RESISTANCE IN OHMS
VOICE PAIR
40 50
DATA PAIR
0.3
0.5
2-17
Summary of Contents for Executech 2232
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