Samsung OfficeServ 7400 Technical Manual
Also see for OfficeServ 7400: System administration guideUser guideUser instructionsTechnical manualGeneral description
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OfficeServ 7400 INSTALLATIONTECHNICAL MANUAL PART 3 MAY 20103.22FRONT VIEW OF TEPRIa BOARDThe front view of the TEPRIa board is shown in the picture below.Figure 3.19 Front View of the TEPRIaTable 3.7 Front Panel Components of the TEPRIaPorts & LEDs Function DescriptionP1 Port for connecting T1/E1/PRI cablesLAN Port for connecting to Ethernet (reserved for future use)SIO Serial port for internal Samsung engineering use only.TP1 LED Indicates the type of the circuit connected to port P1.- On: PRI in operation- Off: T1/E1 in operationL21 LED This LED indicates the operation status of Layer 2.- On: The PRI Layer 2 is operating properly. PRI message is being received.- Off: The PRI Layer 2 is operating abnormally.AIS1 LED This LED indicates whether the T1/E1 remote alarm has been generated.- On: The remote alarm has been generated. All ones are being received (Error).- Off: The remote alarm has not been generated (Normal).LOS1 LED This LED indicates loss of signal.- On: Signals have been lost, no PCM clocking is being received.- Off: Signals being received (Normal).SYN1 LED Clock synchronization.- On: Indicates loss of framing (Error Condition).- Off: Clocks are synchronized when they inter-work with the counterpart station (Normal).RUN LED - On (Green): When T1 operates in normal (Blink in the cycle of 200ms)- On (Orange): When E1 operates in normal (Blink in the cycle of 200ms)CLK LED This LED indicates whether this board is a master or slave.- On: The board has received the synchronization clock from the counterpart station.- Off: Using synchronous clock for internal clock.RST button Card Reset buttonUNUSED |
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