Electra Elite
Issue 6
System Hardware Manual
5 - 69
5.4.3
Installation
The first ESI(8)-U( ) ETU is built-in on the MBD-U10 Unit
and designated as Slot 1 for ports 01~08. A maximum of
three additional ESI(8)-U( ) ETUs can be installed in the
system in slots S3~S6.
5.4.4
LED Indications
Live LED
indications are listed below.
Blinking Red Normal Operation
Steady Red
Operation Stopped (power on)
Off
No Power
LED1
indications are listed below.
Steady Red
Some port(s) busy
Off
All ports idle
5.4.5
Connectors
The ESI(8)-U( ) ETU has one connector:
CN1
Connects to the backboard
5.4.6
Connections
Figure 5-40 ESI(8)-U( ) ETU Connection
T1
R1
T2
R2
T3
R3
T4
R4
T5
R5
T6
R6
T7
R7
T8
R8
MDF
RJ-11
Multiline Terminal
YL O RD O
BK O GR O
Summary of Contents for ElectraElite 48
Page 2: ...SYSTEM HARDWARE MANUAL Stock Number 750376 Issue 6 Series 8000 48 ...
Page 3: ......
Page 5: ......
Page 9: ...THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 10: ...Regulatory Information ...
Page 11: ......
Page 51: ...Issue 6 Electra Elite xxxii List of Figures THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 56: ...1st Tab Chapter 1 Introduction ...
Page 57: ......
Page 78: ...2nd Tab Chapter 2 System Specifications ...
Page 79: ......
Page 102: ...3rd Tab Chapter 3 Hardware Requirements ...
Page 103: ......
Page 110: ...4th Tab Chapter 4 Installing the KSU ...
Page 111: ......
Page 135: ...Issue 6 Electra Elite 4 24 Installing the KSU THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 136: ...5th Tab Chapter 5 Installing Electronic Telephone Units ...
Page 137: ......
Page 256: ...6th Tab Chapter 6 Installing Electra Elite Multiline Terminals ...
Page 257: ......
Page 290: ...7th Tab Chapter 7 Installing Optional Equipment ...
Page 291: ......
Page 344: ...8th Tab Chapter 8 Installing Dterm Series i Equipment ...
Page 345: ......
Page 358: ...Electra Elite Issue 6 System Hardware Manual 8 13 Figure 8 15 Removing the Line Panel ...
Page 396: ...9th Tab Chapter 9 Installing Electra Professional Equipment ...
Page 397: ......
Page 404: ...10th Tab Chapter 10 System Maintenance ...
Page 405: ......
Page 428: ...11th Tab Appendices ...
Page 429: ......
Page 433: ...Issue 6 Electra Elite A 4 Glossary of Abbreviations THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 434: ...SYSTEM HARDWARE MANUAL NEC America Inc Issue 6 Series 8000 48 ...
Page 435: ......