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Configure Frequency Outputs
The outputs from the 10 MHz and 1PPS BNC ports are fixed and cannot be
configured. Each of the OUT1 to OUT4 BNC ports can be configured independently.
Available output signal types are shown in
Table 2-2. Signal Types
Signal Type
Disable
e1_ccs_no_ssm
e1_ccs4
e1_ccs4_no_ssm
e1_cas_no_ssm
e1_cas4
e1_cas4_no_ssm
e1_2048m
e1_ais
The
show output
below shows an example of output configurations. "Port" indicates the port number,
"State" indicates the "enable" or "disable" state of the port, "Frametype" indicates
frame type of the output signal, "SSM Bit" indicates the position of the SSM bit, and
"SSM Value" indicates the SSM value (clock accuracy). See
67 for more information.
tp100> show output
-----------------------------------------------------------------
|Port
|---------|-----------|--------------------|----------|----------|
|1
|---------|-----------|--------------------|----------|----------|
|2
|---------|-----------|--------------------|----------|----------|
|3
|---------|-----------|--------------------|----------|----------|
|4
------------------------------------------------------------------
The output signal can be observed on an oscilloscope by connecting directly from
the BNC output of TimeProvider 100 to the BNC port of the oscilloscope.
098-00106-000 Revision A – March, 2009
No Output
E1, CCS, CRC Disabled, Sa bits set to all 1's
E1, CCS, CRC Enabled, SSM Enabled
E1, CCS, CRC Enabled, Sa bits set to all 1's
E1, CAS, CRC Disabled, Sa bits set to all 1's
E1, CAS, CRC Enabled, SSM Enabled
E1, CAS, CRC Enabled, Sa bits set to all 1's
E1 2.048MHz
EI AIS
command identifies the current output signal type. The figure
|State
|Frame Type
|enable
|e1_cas4
|enable
|e1_cas4
|enable
|e1_cas4
|enable
|e1_cas4
Chapter 2 Installation and Configuration
Table
2-2.
Output Type
show
|SSM Bit
|SSM Value |
|4
|st1
|4
|st1
|4
|st1
|4
|st1
TimeProvider 100 User's Guide
Configuration Setup
output, on page
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37
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