NEC ElectraElite 48 System Hardware Manual page 26

Electra Elite
System Hardware Manual
4.5.2 Installation ........................................................................ 5-31
4.5.3 Switch Settings ................................................................ 5-31
4.5.4 LED Indications ................................................................ 5-31
4.5.5 Connectors ...................................................................... 5-32
4.5.6 Connections .................................................................... 5-32
4.5.7 ETU Feature Chart .......................................................... 5-33
4.6 COID(4)/(8)-U( ) ETU ................................................................5-34
4.6.1 Description ...................................................................... 5-34
4.6.2 Installation ........................................................................ 5-35
4.6.3 Switch Settings ................................................................ 5-35
4.6.4 LED Indications ................................................................ 5-35
4.6.5 Connectors ...................................................................... 5-35
4.6.6 Connections ..................................................................... 5-36
4.7 DID(4)-U( ) ETU ........................................................................5-37
4.7.1 Description ...................................................................... 5-37
4.7.2 Installation ........................................................................ 5-38
4.7.3 LED Indications ................................................................ 5-38
4.7.4 Connectors ...................................................................... 5-38
4.7.5 Connections .................................................................... 5-38
4.8 DTI-U( ) ETU ..............................................................................5-39
4.8.1 Description ...................................................................... 5-39
4.8.2 Installation ........................................................................ 5-40
4.8.3 Switch Settings ................................................................ 5-40
4.8.4 LED Indications ................................................................ 5-41
4.8.5 Alarm Conditions ............................................................. 5-42
4.8.6 Connectors ...................................................................... 5-42
4.8.7 Connections .................................................................... 5-42
Issue 6
vii