179
Installing the Avaya™ S8700 Media Server with Avaya™ MCC1 or SCC1 Media Gateway
Installing the Stratum 3 clock (if used)
May 2003
3 At the clock cabinet, connect a 6 AWG (#40) (16 mm
2
) wire to the -48VRTN terminal on
the terminal strip.
4 Route the wires out of the cabinet and to the DC power plant.
5 At the DC power plant, connect the -48V wire to the DC OUTPUT circuit breaker.
6 At the DC power plant, connect the -48VRTN wire to the DISCH GRD bar.
Set the Clock Options
There are four sets of option switches on the clock.
1 Set the options on the Clock Input (CI) circuit pack according to ‘‘CI Option Switch
Settings’’ on page 179.
2 Set the options on the Stratum 3 Clock (ST3) circuit pack according to ‘‘ST3 Clock
Circuit Pack Option Switch Settings’’ on page 179.
3 Set the options on the Composite Clock Timing Output (TOCA) circuit pack according
to ‘‘Composite Clock Timing Output (TOCA) Circuit Pack’’ on page 180
.
4 Set the Stratum 2/Stratum 3 switch to the STRATUM 3 position.
CI Option Switch Settings
Switch Function Position
1 T1 Select OFF = enable (default)
ON = disable
2 CC Select OFF = enable
ON = disable (default)
3 Framing Select OFF = ESF
ON = D4 (default)
4 BX.25 OFF = enable
ON = disable (default)
ST3 Clock Circuit Pack Option Switch Settings
Switch Status/Results
SW1
Minor
Alarm
Control
OFF = minor alarm never output
ON = minor alarm is output if holdover occurs
SW2
Major
Alarm
Control
OFF = major alarm is output and fail lamp lights if 5 VDC
power is lost and 4 kHz output is lost
ON = major alarm is output and fail lamp lights if 5 VDC
power is lost and 4 kHz output is lost and holdover occurs
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