Samsung OfficeServ 7400 - Table 3.6 Ports and Leds of the TEPRI

OfficeServ 7400 INSTALLATION
TECHNICAL MANUAL PART 3 MAY 2010
3.21
Front panel components of the TEPRI:
Table 3.6 Ports and LEDs of the TEPRI
Ports & LEDs Function Description
T1/E1/PRI Ports that connect the T1/E1/PRI cable.
SIO Serial port (for Samsung Use ONLY)
RST Button for resetting the TEPRI/TEPRIa board.
SYNC LED Clock synchronization.
- On: Indicates loss of framing (Error Condition).
- Off: Clocks are synchronized when they inter-work with the counterpart station
(Normal).
LOS LED This LED indicates loss of signal.
- On: Signals have been lost, no PCM clocking is being received.
- Off: Signals being received (Normal).
AIS LED This LED indicates whether the T1/E1 remote alarm has been generated.
- On: The remote alarm has been generated. All one’s are being received (Error)
- Off: The remote alarm has not been generated (Normal).
L2 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.
IPC LED This LED indicates that this board is inter-working with the higher-level
module.
- On: The board is inter-working with the MCP/LCP.
- Off: The board is not inter-working with the MCP/LCP.
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.
TP1 LED This LED indicates whether the T1 is established.
- This LED turns on once the T1 is established.
TP2 LED This LED indicates whether the PRI is connected.
- This LED turns on once the PRI is connected.
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