iPECS-MG Hardware Description and Installation Manual
Issue 1.1
DECT INSTALLATION
August, 2010
51
5.4.3.2 DTIB Installation
The DTIB has no switches or connectors that are field useable. The DTIB can be installed in any
universal slot of any KSU; the 1
st
slot of the BKSU is for the MPB only. Note a maximum of four (4)
DTIB24/SLIB24s can be installed in a KSU.
Assure Power is OFF
Slide the DTIB in the guide rails of the desired slot.
Tighten thumbscrews to hold the board firmly in place.
5.4.3.3 DTIB Wiring
A separate RJ-45 is provided for each DKT port on the DTIB (12 or 24 connectors). DKT ports
terminate on the center pair of the RJ45 connectors.
Referring to the pin-out chart below,
wire pins 4 and 5 of the RJ-45 connector to the DKT termination point using UTP cable. The
maximum total wire length is 500M/1.6Kft of 22 AWG or 330M/1Kft of 24 AWG wire. For
information on wiring the Digital Key Telephone, refer to section 6.1.2.1
tag or number wiring for maintenance.
DTIB RJ45 Pin-out Chart
CONNECTOR
PIN
SIGNAL NAME
FUNCTION
1,2,3 Not
used
4 DKT_RX
Receive
Data
5 DKT_TX
Transmit
Data
RJ45
6,7,8 Not
used