Mitsubishi MELSEC L Series User Manual page 210

Error
Error Contents and Cause
Code
[OPE. MODE DIFF.]
At power-on/reset, the RUN/STOP switch settings
of the control system and standby system are not
the same in a redundant system.
(This can be detected from the control system or
6020
standby system of the redundant system.)
■Collateral information
• Common information:-
• Individual information:-
■Diagnostic Timing
• At power-on/At reset
[UNIT LAY. DIFF.]
• In a redundant system, the module configuration
differs between the control system and standby
system.
• The network module mode setting differs
between the two systems.
(This can be detected from the control system or
6030
standby system of the redundant system.)
■Collateral information
• Common information: Module No.
• Individual information:-
■Diagnostic Timing
• At power-on/At reset/At tracking cable
connection/At operation mode change
[UNIT LAY. DIFF.]
In a redundant system, the CPU module model
name differs between the control system and
standby system.
(This can be detected from the standby system of
the redundant system.)
6035
■Collateral information
• Common information:-
• Individual information:-
■Diagnostic Timing
• At power-on/At reset/At tracking cable
connection/At operation mode change
[UNIT LAY. DIFF.]
A difference in the remote I/O configuration of the
MELSECNET/H multiplexed remote I/O network
between the control system and standby system of
a redundant system was detected.
(This can be detected from the control system or
6036
standby system of the redundant system.)
■Collateral information
• Common information: Module No.
• Individual information:-
■Diagnostic Timing
• Always
[CARD TYPE DIFF.]
In the redundant system, the memory card
insertion status (inserted/not inserted) differs
between the control system and standby system.
6040
■Collateral information
• Common information:-
• Individual information:-
■Diagnostic Timing
• At power-on/At reset
[CARD TYPE DIFF.]
In the redundant system, the memory card type
differs between the control system and standby
system.
6041
■Collateral information
• Common information:-
• Individual information:-
■Diagnostic Timing
• At power-on/At reset
208
Corrective Action
Set the RUN/STOP switches of the control system
and standby system to the same setting.
• Match the module configurations of the control
system and standby system.
• In the redundant setting of the network
parameter dialog box, match the mode setting of
System B to that of System A.
Match the model names of the control system and
standby system.
Check the network cables of the MELSECNET/H
multiplexed remote I/O network for disconnection.
Match the memory card insertion status (inserted/
not inserted) of the control system and standby
system.
Match the memory card types of the control
system and standby system.
LED Status Corresponding
CPU Status CPU
RUN:
Off
ERR.:
Flicker QnPRH
CPU Status:
Stop