363-206-295
Maintenance Description
Issue 1
December 1997
9-11
Figure 9-3.
Example of Main Signal as a Result of Unprotected Incoming OC-12 Failure
1
Line
FERF
3
OLIU
- Line AIS
- STS-1 LOP
4
- Any of
5
6
- Office Alarms
- LEDs
- Telemetry Outputs
- CIT Initiated Reports
Legend
1
2
- Any of
3
- Incoming DS3 Signal
Failure (FE)
2
5
DS3
Terminal
DSX-3
2
fn-c
2
Incoming
- LOS
- LOF
- LINE AIS
- LOP
2
3
2
3
fn-a
fn-b
CO
DDM-2000 OC-3
END RT
3
OLIU
OLIU
OLIU
LIKELY CAUSES
LIKELY CAUSES
LIKELY CAUSES
Main
Main
Main
DS3 Yellow
STS-1 Path Yellow
STS-1 Path AIS
Local Indicator
DS3 AIS
2
1
DDM-2000 OC-12
DDM-2000 OC-12 System HUB RT
OC-12 Failure
6
6
3DS3
fn-d
6
Line FERF
6
6
3
2
- OC12 LOS
- OC12 LOF
- 3DS3 CP Failure (FE)
- OLIU CP Failure (NE)
- 3DS3 CP Failure
- Any of
LIKELY CAUSES
4
or
DS3 LOS, LOF
- Any of
LIKELY CAUSES
2
- 3STS1E CP Failure (FE)
3STS1E
4
3
FT-2000,
DACSIV-2000,
DDM-2000 OC-3
Содержание DDM-2000 OC-12
Страница 1: ...363 206 295 Issue 1 December 1997 DDM 2000 OC 12 Multiplexer Release 7 0 User Service Manual Volume I ...
Страница 37: ...Tables xxxviii Issue 1 December 1997 A A SONET Overview A 1 SONET Payloads A 18 A 2 SONET Transport Rates A 19 ...
Страница 506: ...INS PROG 8 of 8 Page INS PROG COMMANDS RELATED rtrv eqpt rtrv ne OC 12 DDM 2000 1997 December 1 Issue 11 89 ...
Страница 528: ...RTRV ATTR ALM 2 of 2 Page RTRV ATTR ALM COMMANDS RELATED set attr alm OC 12 DDM 2000 1997 December 1 Issue 11 111 ...
Страница 565: ...RTRV OC3 3 of 3 Page RTRV OC3 COMMANDS RELATED rtrv sync 11 148 1997 December 1 Issue OC 12 DDM 2000 ...
Страница 664: ...SET FEAT 3 of 3 Page SET FEAT COMMANDS RELATED rtrv feat OC 12 DDM 2000 1997 December 1 Issue 11 247 ...
Страница 766: ... Ctl T TOGGLE 2 of 2 Page Ctl T TOGGLE COMMANDS RELATED logout rlgn OC 12 DDM 2000 1997 December 1 Issue 11 349 ...
Страница 847: ...Multiplexer OC 12 DDM 2000 7 Release TARP TOP Manual User Service II Volume 363 206 295 1 Issue 1997 December ...
Страница 867: ...363 206 295 TOP Maintenance and Operation BLANK LEFT INTENTIONALLY PAGE THIS 12 1997 December 1 Issue ...
Страница 1145: ...Order Circuit 363 206 295 NTP 029 1 of 1 Page 1997 December 1 Issue Unused LISTED ORDER IN BELOW ITEMS DO TO GO DETAILS FOR ...
Страница 1146: ...Order Circuit 363 206 295 NTP 030 1 of 1 Page 1997 December 1 Issue Unused LISTED ORDER IN BELOW ITEMS DO TO GO DETAILS FOR ...
Страница 1182: ...Turnup System 363 206 295 NTP 033 1 of 1 Page 1997 December 1 Issue Unused LISTED ORDER IN BELOW ITEMS DO TO GO DETAILS FOR ...
Страница 1243: ...Clearing Trouble 363 206 295 TAP 107 1 of 1 Page 1997 December 1 Issue Unused ...
Страница 1393: ...363 206 295 DLP 513 1 of 1 Page 1997 December 1 Issue Unused ...
Страница 1394: ...363 206 295 DLP 514 1 of 1 Page 1997 December 1 Issue Unused ...
Страница 1456: ...363 206 295 DLP 523 7 of 7 Page 1997 December 1 Issue OC 12 via Access Broadcast Video for Cross connections of Example 4 Figure ...
Страница 1465: ...DLP 525 363 206 295 1997 December 1 Issue 6 of 2 Page Schematic Ring Virtual ATM Sample 1 Figure ...
Страница 1469: ...DLP 525 363 206 295 1997 December 1 Issue 6 of 6 Page Ring Virtual ATM OC 12 DDM 2000 for Cross connections of Example 4 Figure ...
Страница 1565: ...363 206 295 DLP 543 6 of 5 Page 1997 December 1 Issue Network Broadcast Video of Test Transmission 2 Figure ...
Страница 1566: ...DLP 543 363 206 295 1997 December 1 Issue 6 of 6 Page Network Ring Virtual ATM of Test Transmission 3 Figure ...