Making Signal Connections - Symmetricom TSG-3800 Series User Manual

CPU, Frame Generator, and Clock Modules
CPU Module
Table 6-2. CPU Module Specifications (Continued)
Signal Characteristic
Phase Measurements (each input)
Control Value Calculations
(each of 2 oscillators)
Other Measurements
(each input)
Event Log
System Interface
EIA-232 Monitor

Making Signal Connections

All external connections to this module use the Comm A and Comm B EIA-232
ports. Comm A is located on the front of the CPU module and Comm B is on the
rear panel of the TSG-3800 main shelf. The connectors are 25-pin female, D-style
connectors secured with two screws. See
locations.
174 TSG-3800 User's Guide
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Specification
Most recent 100 values @ 1 second avg;
1000 values @ 100 second avg
Most recent 100 values @ 1 second avg;
1000 values @ 100 second avg
AIS, BPV, CRC, LOS, OOF errored and clear intervals
Stores up to 500 events including input and system faults,
operator inputs, and system actions; time and date stamped
to the nearest millisecond
Dual EIA-232 connectors, 300-19,200 baud, 8-bit, no parity, 1
stop bit; also Ethernet 10 base-T (optional)
Activity monitor: COMMA, COMMB
Table 6-3 for pin assignments and
12778474-002-2 Revision F – March 2004