Input 4:
As fixed frequency you can choose between E1 framed and T1 framed.
Type:
BITS in.
Fixed Frequency:
E1 framed (2.048 MHz), T1 framed (1.544 MHz).
Quality:
Synchronization Status Messages (SSM), Bit-Oriented Code (BOC).
Sa Bits Group:
Location of transmitted SSM/BOC
Quality Maximum SSM / Maximum BOC
(quality levels for T1 framed signal)
Synchronization Status Message (SSM) in accordance with ITU G.704-1998 standard includes 4 bit long SSM
quality messages received via incoming E1 framed signal. The lower is the bit sequence the higher is quality
of the source clock. The clock source quality levels according to G.704-1998 are as follows:
0000
QL-STU/UKN:
Quality unknown
0001
QL-PRS:
Primary Reference Source
0010
QL-PRC:
Primary Reference Clock
0011
QL-INV3:
not used
0100
QL-SSU-A/TNC:
Synchronization Supply Unit A or Transit Node Clock
0101
QL-INV5:
not used
0110
QL-INV6:
not used
0111
QL-ST2:
Stratum 2 Clock
1000
QL-SSU-B:
Synchronization Supply Unit B
1001
QL-INV9:
not used
1010
QL-EEC2/ST3:
Ethernet Equipment Clock 2
1011
QL-EEC1/SEC:
Ethernet Equipment Clock 1 / SDH Equipment Clock
1100
QL-SMC:
SONET Minimum Clock
1101
QL-ST3E:
Stratum 3E Clock
1110
QL-PROV:
Provisionable by the Network Operator
1111
QL-DNU/DUS:
Do not use for synchronization
12
Date: April 1, 2022
IMS-ESI Setup Guide
Содержание IMS-ESI
Страница 1: ...MANUAL IMS ESI Setup Guide Hot Plug Module April 1 2022 Meinberg Funkuhren GmbH Co KG...
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Страница 11: ...Pin assignment of the RJ 45 jacks input 3 4 8 Date April 1 2022 IMS ESI Setup Guide...
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