Справочник Пользователя для Dialogic TX4000 PCI SS7

After the boot code LEDs become green, the status LEDs are active and indicate the 

current board status as described in the following table: 

D8 

Green  Timer interrupt controlled heartbeat. The LED flickers to show that the timer 

interrupts are operating properly. 

D9 

Green  Idle task controlled heartbeat. The LED flickers to show that the on-board operating 

system is operational. 

D12 

Red 

The board is executing in snapshot mode: the board is resetting or txsnap is 
running. 

D13 

------  Reserved for internal use.  

D18 

Red 

The kernel detected a host communication error. 

D19 

Red 

A memory full condition occurred on the board. 

D20 

Red 

An unexpected exception occurred on the board. 

D21 

Red 

The kernel detected a problem. Use the cpcon utility's log command to view logged 
error information. For information about using cpcon, refer to the Dialogic® TX 
Series SS7 Boards TX Utilities Manual.