Mitsubishi MELSEC Q Series Programming Manual

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12.1 Error Code List 12.1.3 Error code list (1000 to 1999)
1104
[RAM ERROR]
The address RAM in the CPU module is faulty.
■Collateral information
• Common Information:-
• Individual Information:-
■Diagnostic Timing
• At power-on/At reset
• Take noise reduction measures.
• Reset the CPU module and run it again. If the
same error code is displayed again, the cause is
a hardware failure of the CPU module. (Please
consult your local Mitsubishi representative,
explaining a detailed description of the
problem.)
RUN:
Off
ERR.:
Flicker
CPU Status:
Stop
Q00J/Q00/Q01
Qn(H)
QnPH
QnPRH
1105
[RAM ERROR]
The CPU memory in the CPU module is faulty.
■Collateral information
• Common Information:-
• Individual Information:-
■Diagnostic Timing
• At power-on/At reset
Q00J/Q00/Q01
QnU
[RAM ERROR]
The CPU shared memory in the CPU module is
faulty.
■Collateral information
• Common Information:-
• Individual Information:-
■Diagnostic Timing
• At power-on/At reset
Qn(H)
*8
QnPH
QnPRH
QnU
1106
[RAM ERROR]
The program memory was corrupted due to battery
exhaustion.
■Collateral information
• Common Information:-
• Individual Information:-
■Diagnostic Timing
•STOP→RUN/When an END instruction executed
• Check the battery to see if it is dead or not. If
dead, replace the battery.
• Take noise reduction measures.
• Format the program memory, write all files to the
PLC, then reset the CPU module, and RUN it
again.
If the same error code is displayed again, the
cause is a hardware failure of the CPU module.
(Please consult your local Mitsubishi
representative, explaining a detailed description
of the problem.)
Qn(H)
QnPH
*12
QnPRH
1107
[RAM ERROR]
The work area RAM in the CPU module is faulty.
■Collateral information
• Common Information:-
• Individual Information:-
■Diagnostic Timing
• At power-on/At reset
The cause is a hardware failure of the CPU
module. (Please consult your local Mitsubishi
representative, explaining a detailed description of
the problem.)
QnPRH
1108
Qn(H)
*13
QnPH
*13
QnPRH
*15
1109
[RAM ERROR]
The work area RAM in the CPU module is faulty.
■Collateral information
• Common Information:-
• Individual Information:-
■Diagnostic Timing
• Always
1110
[TRK. CIR. ERROR]
A fault was detected by the initial check of the
tracking hardware.
■Collateral information
• Common Information:-
• Individual Information:-
■Diagnostic Timing
• At power-on/At reset
QnPRH
1111
[TRK. CIR. ERROR]
A tracking hardware fault was detected.
■Collateral information
• Common Information:-
• Individual Information:-
■Diagnostic Timing
• At power-on/At reset
Error
Code
Error Contents and Cause Corrective Action
LED Status
CPU Status
Corresponding
CPU

Mitsubishi MELSEC Q Series Specifications

General

Brand	Mitsubishi
Model	MELSEC Q Series
Category	Controller
Language	English