SENA PS400 - Manual (Page 14)

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(a) The front panel of the PS400
(b) The rear panel of the PS400
Figure 2-3. The panel layout of the PS400
Table 2-3. LED indicator lamps of the PS400
Lamps Function
Power Turned on to RED if power is supplied System Status
LED
Ready Turned on to Green if system is running
Link Turned on to Green if connected to 10 Base-T Ethernet network Ethernet Status
LED
Act Blink whenever there is any activities such as incoming or outgoing packets
through the PS400 Ethernet port
Rx Blink whenever there is any incoming data stream through the specified
serial port of the PS400 Serial port 1~ 4
Status LED
Tx Blink whenever there is any outgoing data stream through the specified
serial port of the PS400