Performance Specifications - Symmetricom SSU-2000 User Manual

Chapter 8 Output Module Reference Data
E1/2048 kHz Output Module
Table 8-13. E1/2048 kHz Output Module Status LED Indicators (Continued)
Indicator
SOURCE C Green/Amber
SOURCE D Green/Amber
OUTPUT Amber
FAULT

Performance Specifications

Specifications for the E1/2048 kHz Output signals are provided in
Table 8-14. E1/2048 kHz Output Module Specifications
Signal
Specification
Signal
Format
CRC
SSM
Cable
Maximum Peak Voltage
Minimum Peak Voltage
Specification
Signal
Format
Cable
Maximum Peak Voltage
Minimum Peak Voltage
232 SSU-2000 User's Guide
Color
On (Green) = The Bypass clock (Clock C) is the selected source
clock. See Bypass Clock (Clock
On (Amber) = Faulty or missing Bypass clock
Off = Bypass clock is ignored, or good and not selected
On (Green) = The Expansion clock (Clock D) is the selected
source clock. The module is in an Expansion shelf
On (Amber) = Faulty or missing Expansion clock
Off = Expansion clock is ignored, or good and not selected
On = Module has detected one or more faulty outputs
Off = All output signals are good
ITU-T G.703/9 (10/98)
AMI or HDB3
CAS or CCS
On or Off
On or Off
Twisted pair, 120 Ω
3.3 V
2.7 V
2048 kHz
ITU-T G.703/9 (10/98)
Clock
None
Twisted pair, 120 Ω
1.90 V
1.00V
Description
C), on page 30
120 Ω
E1
ITU-T G.703/9 (10/98)
AMI or HDB3
CAS or CCS
On or Off
ON or Off
Coaxial, 75 Ω
2.61 V
2.13 V
ITU-T G.703/9 (10/98)
Clock
None
Coaxial, 75 Ω
1.50 V
0.75 V
12713020-002-2 Revision F.01 – January 2007
Table 8-14.
75 Ω