AH500 Module Manual 
11-108 
Bit 5 
0 
normally. 
-- 
1 
AHRTU-DNET-5A is in low 
voltage 
Check if the connection between 
AHRTU-DNET-5A and the rack is 
normal and the power module works. 
Bit 7 
0 
normally. 
-- 
1 
The configuration data of the 
hung module exceed 980 bytes. 
Reduce and appropriately configure 
the configuration data. 
Bit 8 
0 
The first extension rack runs 
normally. 
-- 
1 
The first extension rack is 
abnormal. 
Check the connection of the 
extension rack or replace it with 
another one. 
Bit 9 
0 
The second extension rack runs 
normally. 
-- 
1 
The second extension rack is 
abnormal. 
Check the connection of the 
extension rack or replace it with 
another one. 
Bit 10 
0 
The third extension rack runs 
normally. 
-- 
1 
The third extension rack is 
abnormal. 
Check the connection of the 
extension rack or replace it with 
another one. 
Bit 11 
0 
The fourth extension rack runs 
normally. 
-- 
1 
The fourth extension rack is 
abnormal. 
Check the connection of the 
extension rack or replace it with 
another one. 
Bit 12 
0 
The fifth extension rack runs 
normally. 
-- 
1 
The fifth extension rack is 
abnormal. 
Check the connection of the 
extension rack or replace it with 
another one. 
Bit 13 
0 
The sixth extension rack runs 
normally. 
-- 
1 
The sixth extension rack is 
abnormal. 
Check the connection of the 
extension rack or replace it with 
another one. 
Bit 14 
0 
The seventh extension rack 
runs normally. 
-- 
1 
The seventh extension rack is 
abnormal. 
Check the connection of the 
extension rack or replace it with 
another one.