LG Electronics IP LDK-20 installation manual Troubleshooting

IP LDK-20 Installation Manual

4.1 Unpacking			47
4.2	Opening and closing the front cover		48
	4.2.1 Opening the front cover		48
	4.2.2 Closing the front cover		49
4.3	Opening and closing the front cover		50
	4.3.1 Connecting Expansion Module to KSU		50
	4.3.2 Wall mounting		51
	4.3.3 Rack Mounting		52
4.4	External backup batteries connection		54
4.5	VOIM (Voice over Internet Protocol Interface Module) installation		55
	Various switches and connectors functions		56
	4.5.1 Pin assignment		57
	4.5.2 VOIU(Voice over Internet Protocol Interface Unit)		58
4.6	SLIM(SLT Interface Module) Installation		59
	4.6.1 Pin assignment		59
4.7	DTIM(DKT Interface Module)		60
	4.7.1 Pin assignment		60
SECTION 5. TERMINAL CONNECTION			61
5.1	Terminal Models		61
5.2	Terminal Cabling Distance		62
5.3	Keyset Connection		63
	5.3.1	Digital Keyset	63
	5.3.2 SLT		63
5.4	Connecting Additional Terminals		64
	5.4.1	External Music Source wiring	64
	5.4.2	Relay Contacts	64
	5.4.3	External Paging wiring	64
	5.4.4	Alarm Detection wiring	64
SECTION 6. STARTING THE IPLDK-20 SYSTEM			65
6.1	Before Starting the IP LDK-20 System		65
6.2	Basic Preprogramming		65
	6.2.1 DKTU (Station 10) programming		65
	6.2.2 Entering programming mode		67
	6.2.3 Pre-programming		68
SECTION 7. TROUBLESHOOTING			76

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