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52
Installation and Verification Manual
2
Getting Started
Rate
D1-D3 DCC: 192 kb/s, D4-D12 DCC: 576 kb/s, OTU/ODU
GCCO/GCC1/GCC2: 1.3124 Mb/s.
DCC/GCC Port Input Termination
100 ohms differential. The
DCC port to BNC trigger connector accessory only uses the
positive side of the differential trigger signal. A 50ohm serial
resistor is incorporated into the cable and it is recommended
that to maintain voltage levels the signal is terminated with 1
Mohm in the oscilloscope or other equipment.
Input Sensitivity
200 mV over a common mode input voltage
range from -0.3V to 5.5V.
Output Level
Logic ‘1’ = 2.3 V typical; Logic ‘0’ = 0.8 V typical
Electrical Test Ports
SONET/SDH Out
BNC 75 ohm unbalanced connector for an
STS-1/STM-0 (B3ZS) or STS-3/STM-1 (CMI) electrical output.
Pin Number
DCC/GCC
Triggers
1
Rx Data Output (+)
Transmit trigger output (+)
2
Rx Clock Output (+)
Receive trigger output (+)
3
Signal ground
Signal ground
4
Tx Clock Output (+)
Fixed level
5
Tx Data Input (+)
Not used
6
Rx Data Output (-)
Transmit trigger output (-)
7
Rx Clock Output (-)
Receive trigger output (-)
8
Tx Clock Output (-)
Fixed level
9
Tx Data Input (+)
Not used
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Содержание OmniBER J7230A
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