Specifications

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are required to give operator during equipment startup, diagnosis or operation. In this mode, LED
flashes to display numbers, letters or other patterns in matrix. Please refer to the Appendix:
Check List for Operation Status Indication of WSS120 System.
Figure 1-9 WSS120 Back Panel
Table 1-21 WSS120 Back Panel
# Description
① Ground Pole
② Indicator, see Table 1-22 for description.
③ USB interface, reserved for future use.
④
Configuration interface (CON), used for local management and debugging.
⑤
Two Ethernet interfaces: ETH1 and ETH2, only ETH1 has been set when the
equipment is delivered from factory, default IP address: 192.168.2.240
⑥
Connection interface of expansion chassis
⑦
Cooling fan
⑧
AC power socket, 100V-240 VAC voltage input.
Table 1-22 Meanings of WSS120 Indicators
Mark Function Status Description
Green Power on
PWR
Power
Indication
Off Power off
Off System locked and inactive
Green Flash Normal operation
Constant Red
System in the process of powerup and not in the
normal operation mode
STU
Status
Indication
Red Flash
System in a diagnostic mode and able to execute
limited operation
Green No alarms
Red Flash New alarms occurred but not confirmed
ALM
Alarm
Indication
Red
Alarms existed and all alarm information
confirmed