Masterclock D232 Manual do Utilizador descarregar pdf (Página 25)

Raisecom Technology Co., Ltd

6.2. Front panel explanation:

Front view:

6.2.1. Globle indicator lights:

SYS（green）: Indicates system work status. Flicking: system works normal. ON: 1 CUP

works abnormal; 2 system configuration error or the following problems:

1．User-board communicates abnormally

2．Temperature sensor works abnormally

3．Fan does not work

4．Time slots configuration error

OFF: CPU works abnormally

PWR（green）: OFF system is not powered on

TX（green）: ON serial interface is transmitting data

RX（green）: ON serial interface is receiving data

6.2.2. Indicator lights of line-board:

4E1（green）: ON line-board is 4E1 interface card

2E1（green）: ON line-board is 2E1 interface card

OPT（green）: ON line-board is optical interface card

Note: only one of the three lights can be ON, otherwise there is system error.

6.2.3. Optical interface alarm indicator lights:

Optical interface alarm indicator lights form a matrix, L and R indicate local and remote,

OP（LOS,LOF , E-3, E-6）indicate alarms:

L OP LOS（red）: Loss of signal at local

L OP LOF（red）: Loss of frame at local

L E1 E-3（red）: Alarm when bit error ratio is more than 10

-3

/s at local

L E1 E-6（red）: Alarm when bit error ratio is more than 10

-6

/s at local

R OP LOS（red）: Loss of signal at remote

R OP LOF（red）: Loss of frame at remote

Figure 17

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