Version 6.6 65 October 2014
Installation & Operation Manual 12. System Controller (SC) Board
12.1.1 SC Rev.1 Mini DIN 8 COM RS-232 Port
The SC Rev.1 board provides Mini DIN 8 COM RS-232 serial port connector on its
front panel that may be used for accessing board’s Command Line Interface (CLI).
Alternatively RS-232 serial port connector on the SA/RTM module may be used for
accessing the SC boards’ CLI.
Figure
12-2: SC Rev.1 Board Mini DIN 8 Serial Port Connector
12.1.2 Status LEDs
The SC Rev.1 board has LED indicators on its front panel that are used to indicate the
status of the board.
Table
12-1: SC Rev.1 Board LED Indicators
LED Description Color
Activity
Located on the hard disk PMC module.
Blinks during normal operation when SC software
accesses the hard disk.
Green
ALARM/USER
Normal operation
Green
Alarm is detected Yellow
READY Normal operation Green
Board is not ready for operation Off
HOT SWAP Normal operation Off
Board is ready for extraction from the chassis (latches
are open).
Blue
Note: There are two recessed push buttons on the front panel of the SC board,
marked ABORT and RESET. These buttons should never be used when the SC
board is inserted into the Mediant 8000 chassis.
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