E1/2048 Khz Output Signal Specifications; E1/2048 Khz Output Module Specifications - Symmetricom SSU-2000 User Manual

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

E1/2048 kHz Output Signal Specifications

Specifications for the E1/2048 kHz Output signals are provided in
Table 8-9. E1/2048 kHz Output Module Specifications
Signal
Specification
Signal
Format
Cable
Maximum Peak Voltage
Minimum Peak Voltage
Specification
Signal
Format
Cable
Maximum Peak Voltage
Minimum Peak Voltage
12713020-002-2 Revision D – April 2004
Color
On (Green) = Clock B in slot 13 is the selected source clock
On (Amber) = Faulty or missing Clock B
Off = Clock B is good and not selected
On (Green) = The Bypass clock (Clock C) is the selected
source clock. See
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
120 Ω
ITU-T G.703/9 (10/98)
AMI or HDB3
CAS and CRC4 on
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
Bypass Clock (Clock
E1
ITU-T G.703/9 (10/98)
AMI or HDB3
CAS and CRC4 on
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
Output Module Reference Data
E1/2048 kHz Output Module
C), on page 32
Table 8-9.
75 Ω
SSU-2000 User's Guide 191