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Board
Unit
Power input unit
System auxiliary
interface board
Fan unit
Subordinate board
PIU
AUX
FAN
OptiX OSN 3500 TM - SD
Function
Access power supply and
protect the equipment
against abnormal power.
The System provides various
maintenance interfaces, such
as RS-232 and orderwire
phone interface.
Facilitate the system in heat
dissipation.
2-3
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