Verilink APS 2000 T1 Line Protection (880-502411-001) Product Manual - Manual (Page 8)

viii Verilink APS 2000 User Manual
Initializing the system ............................................................................................. 3-17
Important Do’s and Don’ts....................................................................................... 3-20
Firmware Upgrade Procedures ........................................................................................ 3-20
Upgrading SCC Modules ........................................................................................... 3-20
Upgrading Flashbank B............................................................................................. 3-21
Element Download ................................................................................................... 3-23
Performance Monitoring .................................................................................................... 4-1
Performance Menu ............................................................................................................ 4-1
Performance Menu Display ........................................................................................ 4-1
One Hour Network...................................................................................................... 4-2
24-hour Errored Seconds............................................................................................ 4-3
24-Hour Bursty Errored Seconds ................................................................................ 4-4
24-Hour Severely Errored Seconds............................................................................. 4-5
24-Hour Unavailable Seconds..................................................................................... 4-6
24-Hour Loss of Frame Count .................................................................................... 4-7
Reset Registers ........................................................................................................... 4-7
Error Event Monitoring............................................................................................... 4-8
Performance Data Registers ..................................................................................... 4-10
Performance data processing................................................................................... 4-11
Diagnostics ............................................................................................................................ 5-1
What tools are available .................................................................................................... 5-1
CSU LEDs .................................................................................................................... 5-2
Using Diagnostics.............................................................................................................. 5-3
Alarm Status ............................................................................................................... 5-3
Diagnostics Menu ....................................................................................................... 5-3
Status Messages.......................................................................................................... 5-5
Diagnostic Commands ............................................................................................... 5-6
Signal Access Jacks .................................................................................................... 5-7
T1 and DSO Loopback and Test Functions........................................................................ 5-9
Local Loopbacks ......................................................................................................... 5-9
Remote Loopbacks ................................................................................................... 5-10
CSU alarms ..................................................................................................................... 5-12
Loss of Signal ........................................................................................................... 5-12
Out-of-frame and Loss of Signal............................................................................... 5-12
Loss-of-frame ........................................................................................................... 5-12
AIS Alarm.................................................................................................................. 5-13
Keep-alive Signal ...................................................................................................... 5-13
Specifications ............................................................................................................ A-1
SCC 2120 and TAC 2110.................................................................................................... A-1
System shelves and heat baffles ....................................................................................... A-2