RFL Communications 21 Sub-MUX Manuale Utente Scaricare il pdf (Pagina 15)

RFL SMX3/40 Page 15 of 24 Issue 2.02

User Manual

07 May 2009

11. LEDs

12 LEDs are located in the centre of the board for connection via flexible light pipes

to display locations. See equipment layout.

LED Colour Function

1 Green Power input 1

2 Green Power input 2 (only where applicable)

3 Green V24 Port 1 Transmitting data

4 Green V24 Port 1 Receiving data

5 Green V24 Port 2 Transmitting data

6 Green V24 Port 2 Receiving data

7 Green V24 Port 3 Transmitting data

8 Green V24 Port 3 Receiving data

9 Green V24 Port 4 Transmitting data

10 Green V24 Port 4 Receiving data

11 Red/Green X21 port – see following table

12 Red/Green Concatenation port – see following table

LEDs 11 & 12 illuminate according to SMX3/40 and Aggregate status on the

associated port. When communications are healthy, the LED should be solid green

for an enabled port.

X21 and Concatenation LED status

Display Condition

Off Port disabled

Fast flash (3/s) Configuration error

Slow flash (1/s) No clock present

Steady Bit timing locked to Master Clock - Healthy

Red Aggregate frame not synchronised

Green Aggregate frame synchronised - Healthy

Yellow Yellow alarm (remote alarm)

11 12 2

3 4

7 5

10 9

V24 V24

1 2 ... 10 11 12 13 14 15 16 17 18 19 20 ... 23 24

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RFL Communications 21 Sub-MUX Manuale Utente Pagina 15