NTBK50 2.0 Mb PRI card
Page 495 of 544
Option 11C and 11C Mini
Technical Reference Guide
In general, the LEDs operate as shown in Table 153.
Table 153
NTBK50 faceplate LEDs (Part 1 of 2)
LED
State
Definition
OOS
On (Red)
The NTBK50 2.0 Mb PRI circuit card is either
disabled or out-of-service. Also, the state of the card
after power-up, completion of self test, and exiting
remote loopback.
Off
The NTBK50 2.0 Mb PRI is not in a disabled state.
ACT
On (Green)
The NTBK50 2.0 Mb PRI circuit card is in an active
state.
Off
The NTBK50 2.0 Mb PRI is in a disabled state. The
OOS LED is red.
RED
On (Red)
A red alarm state has been detected. This
represents a local alarm state of Loss of Carrier
(LOS), Loss of Frame (LFAS) or Loss of CRC
Multiframe (LMAS).
Off
No red (local) alarm.
YEL
On (Yellow)
A yellow alarm state has been detected. This
represents a remote alarm indication from the far
end. The alarm may be either Alarm Indication (AIS)
or Remote Alarm (RAI).
Off
No yellow (remote) alarm.
LBK
On (Green)
2.0 Mb PRI is in loop-back mode.
Off
2.0 Mb PRI is not in loop-back mode
CC
On (Red)
The clock controller is software disabled
On (Green)
The clock controller is enabled and is either locked
to a reference or is in free run mode
Summary of Contents for Meridian 1 Option 11C Mini
Page 2: ......
Page 8: ...Page 8 of 544 Contents 553 3011 100 Standard 14 00 January 2002 ...
Page 10: ...Page 10 of 544 About this guide 553 3011 100 Standard 14 00 January 2002 ...
Page 86: ...Page 86 of 544 Memory Storage and CPU capacity 553 3011 100 Standard 14 00 January 2002 ...
Page 176: ...Page 176 of 544 Transmission parameters 553 3011 100 Standard 14 00 January 2002 ...
Page 196: ...Page 196 of 544 Spares planning 553 3011 100 Standard 14 00 January 2002 ...
Page 226: ...Page 226 of 544 System Controller cards 553 3011 100 Standard 14 00 January 2002 ...
Page 260: ...Page 260 of 544 The TDS DTR card 553 3011 100 Standard 14 00 January 2002 ...
Page 282: ...Page 282 of 544 M2317 Telephone 553 3011 100 Standard 14 00 January 2002 ...
Page 308: ...Page 308 of 544 Meridian Modular Telephones 553 3011 100 Standard 14 00 January 2002 ...
Page 364: ...Page 364 of 544 M2250 Attendant Console 553 3011 100 Standard 14 00 January 2002 ...
Page 388: ...Page 388 of 544 NT8D14 Universal Trunk Card 553 3011 100 Standard 14 00 January 2002 ...
Page 408: ...Page 408 of 544 NT5K21 XMFC MFE card 553 3011 100 Standard 14 00 January 2002 ...
Page 414: ...Page 414 of 544 NTAG26 XMFR card 553 3011 100 Standard 14 00 January 2002 ...
Page 422: ...Page 422 of 544 NT6D71 UILC line card 553 3011 100 Standard 14 00 January 2002 ...
Page 492: ...Page 492 of 544 NTAK79 2 0 Mb PRI card 553 3011 100 Standard 14 00 January 2002 ...
Page 512: ...Page 512 of 544 NTAK20 clock controller 553 3011 100 Standard 14 00 January 2002 ...
Page 518: ...Page 518 of 544 NTAK93 D channel handler interface 553 3011 100 Standard 14 00 January 2002 ...
Page 544: ...Page 544 of 544 Index 553 3011 100 Standard 14 00 January 2002 ...
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