User's Manual

C
onfidential & Proprietary
4) Expansion Radio Frequency Module(ERFM)
ERFM reconstructs Signal to Noise degraded by optical modules. With an internal FSK modem,
this module communicates with ROU.
5) Expansion Power Supply Unit(EPSU)
As DC
/DC Converter, EPSU receives
required for OEU.
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Figure 4.20 – ECPU Outer Look
4) Expansion Radio Frequency Module(ERFM)
ERFM reconstructs Signal to Noise degraded by optical modules. With an internal FSK modem,
this module communicates with ROU.
Figure 4.21 – ERFM Outer Look
5) Expansion Power Supply Unit(EPSU)
/DC Converter, EPSU receives
-
48V of input and provides +9V and +6V of DC power
ERFM reconstructs Signal to Noise degraded by optical modules. With an internal FSK modem,
48V of input and provides +9V and +6V of DC power