Ds1 And E1 Input Module Default Configuration - Symmetricom SSU-2000 User Manual

DS1 and E1 Input Module Default Settings
DS1 and E1 Input Module Default Settings
The DS1 Input Module and E1 Input modules maintain factory default and current
user configuration information in nonvolatile memory. This information is retrieved at
power up and is modified by commands from the Communications module.
When the current user configuration cannot be used, the Input module settings
automatically revert to factory defaults.
ranges for all DS1 Input module or E1 Input module software parameters.
Table E-4. DS1 and E1 Input Module Default Configuration
Configuration Setting
Input Frequency (for
unframed signals)
Framing Type
Zero Suppression
CRC
SSM
Provisioned PQL
Priority
E1 SSM Bit Position
Cesium Fault Nominal
Gain
Input Signal Error Limit
(LOS, AIS, OOF, BPV,
CRC)
424 SSU-2000 User's Guide
Table E-4
Factory Default
1.544 for DS1 Input module
2.048 MHz for E1 Input module
ESF for DS1 Input module
CCS for E1 Input module
On
Off
Off
4 for DS1 Input module
Note: PQL 4=STU
4 for E1 Input Module
0
8 (Not applicable for DS1 Input
Module)
Off
Off
Defaults are:
LOS:
10 seconds (Err Cnt)
5 seconds (Clr Cnt)
AIS:
12 seconds (Err Cnt)
5 seconds (Clr Cnt)
OOF:
14 seconds (Err Cnt)
5 seconds (Clr Cnt)
BPV, CRC:
16 seconds (Err Cnt)
5 seconds (Clr Cnt)
lists factory default settings and
Range
1 MHz, 1.544 MHz, 2.048
MHz, 5 MHz, 10 MHz
D4 or ESF for DS1 Input
Module
CAS or CCS for E1 Input
Module
On/Off
On/Off
On/Off
2,3,4,5,6, or 8
0 to 10 (0 = Monitor)
4 to 8
Low/High/Off
On or Off (20 dB)
1 to 100 for LOS and AIS
1 to 10,000 for BPV, CRC and
OOF
12713020-002-2 Revision D – April 2004