LG Electronics IP LDK-20 installation manual Installation of the Extension Board, Dkt

IP LDK-20 Installation Manual			Board Installation
3.4 Installation of the Extension Board
BOARD	PORT	CONNECTOR TYPE	REMARK
DTIB4	4 DKT ports	RJ45	Digital Terminal Interface : 4 ports
DTIB8	8 DKT ports	RJ45	Digital Terminal Interface : 8 ports
SLIB4	4 SLT ports	RJ45	Single line telephone Interface : 4 ports
SLIB8	8 SLT ports	RJ45	Single line telephone Interface : 8 ports

3.4.1DTIB4 (Digital Terminal Interface Board)

Description

DTIB4 can be installed on the SLIB/DTIB connector, and provides 4 Digital Keyset ports. It also provides 2-wire connections for Digital Keysets. It has a module connector, MJ1, which is used to connect Digital Keyset lines to the DTIB4.

Figure 3.4.1 DTIB4

3.4.1.1 Pin assignment

DTIB4
CONNECTOR	PIN NUMBER	NO	SIGNAL NAME	FUNCTION
RJ45		1,2,3,6,7,8	Reserved
		4	DKT_R	RING
		5	DKT_T	TIP
DKT
CONNECTOR	PIN NUMBER	NO	SIGNAL NAME
RJ11		1-2	RESERVED
		3	TIP
		4	RING
		5-6	RESERVED

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