Hardware manual

Electra Elite Issue 8
System Hardware Manual xi
5.5 VDH2(8)-U( ) ETU ....................................................................5-80
5.5.1 Description ......................................................................5-80
5.5.2 Specifications ..................................................................5-80
5.5.3 Cabling ............................................................................5-81
5.5.4 Installing the VDH2(8)-U( ) ..............................................5-84
5.5.5 Switch Settings and Jumpers ..........................................5-86
5.5.6 LED Indications ...............................................................5-87
5.5.7 Connectors ......................................................................5-88
Section 6 Voice Mail ETUs ............................................................................5-90
6.1 CMS(2)/(4)-U( ) ETU ................................................................5-90
6.1.1 Description ......................................................................5-90
6.1.2 Installation .......................................................................5-92
6.1.3 Switch Settings ................................................................5-93
6.1.4 LED Indications ...............................................................5-94
6.1.5 CMS(2)/(4)-U( ) ETU Connectors ...................................5-96
6.1.6 CMS-U30 ETU Jumper Settings ..................................5-96
6.1.7 CMS-U30 ETU Connectors .............................................5-96
6.2 CTI/VP(4)/(8)/(12)/(16)-U( ) ETU ..............................................5-97
6.2.1 Description ......................................................................5-97
6.2.1.1 System Board Components ...........................5-99
6.2.1.2 Daughter Board Components ......................5-101
6.2.1.3 Port Expansion Board ..................................5-102
6.2.2 Installation .....................................................................5-102
6.2.3 LED Indications .............................................................5-102
6.3 FMS(2)/(4)/(8)-U( ) ETU .........................................................5-103
6.3.1 Description ....................................................................5-103
6.3.2 Installation .....................................................................5-107
6.3.3 Switch Settings ..............................................................5-107