Trips and Fault Finding 
Page 10-26  890CS Common Bus Supply - Frames B & D; 890CD Common Bus Drive and 890SD Standalone Drive - Frames B, C & D 
8 
9 
10 
11 
 
B 
C 
D 
1 
2 
3 
4 
5 
6 
7 
E 
 
Control Board STATUS LED Indications 
Colour  LED Indication  Description 
 
OFF/GREEN 
FLASH 
Off 95 : Green 5 
Initialization, checking for network 
 
GREEN/OFF 
FLASH 
Green 50 : Off 50 
OK – application running, no network 
 
GREEN/OFF 
FLASH 
Green 95 : Off 5 
OK – application running, network OK 
 
RED/GREEN 
ALTERNATING 
Red 95 : Green 5  
Node halted 
 
RED/GREEN 
ALTERNATING 
Red 5 : Green 95 
Duplicate address in network 
 
RED/OFF 
FLASH 
Red 50 : Off 50 
No configuration 
 
RED/GREEN 
ALTERNATNG 
Red 50 : Green 50 
Application error