2.3 Detailed Description of the Services
27
Error Occurred
■ Read Controller Status
This service reads the operating status and error status.
Service Request PDU
Service Response PDU
● Operating Status
● Related Information
● Response Code
Normal Completion
Response 
code
Name Description
1001 Command too long The command is too long.
2203 Operation error Unit error (Memory error occurred, 
or unused command was sent.)
MRC SRC
0
22
601
MRC SRC
0
22 4 22
601
Response 
code 
Operating 
status 
Related 
informa-
tion 
Operating 
status
Description
00 RUN
01 STOP
00
MC error
Verification error
I
2
C bus error
I/O Unit over
I/O bus error
Memory error
Response 
code
Name Description
0000 Normal completion No errors were found.