Mitsubishi MELSEC Q Series Programming Manual

12-6
1005
[MAIN CPU DOWN]
Runaway or failure of the CPU module
• Malfunctioning due to noise or other reason
• Hardware failure
■Collateral information
• Common Information:-
• Individual Information:-
■Diagnostic Timing
• Always
• 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
QCPU
[MAIN CPU DOWN]
Boot operation was performed in the transfer
destination without formatting.
■Collateral information
• Common Information:-
• Individual Information:-
■Diagnostic Timing
• At power-on
• Before performing boot operation by the
parameter, select "Clear program memory" to
clear the program memory.
Qn(H)
QnPH
QnPRH
[CPU UNIT DOWN]
Runaway or failure of the CPU module
• Malfunctioning due to noise or other reason
• Hardware failure
■Collateral information
• Common Information:-
• Individual Information: Failure information
• Diagnostic Timing
• Always
• 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.)
LCPU
1006
[MAIN CPU DOWN]
Runaway or failure of the CPU module
• Malfunctioning due to noise or other reason
• Hardware failure
■Collateral information
• Common Information:-
• Individual Information:-
■Diagnostic Timing
• Always
QCPU
[CPU UNIT DOWN]
Runaway or failure of the CPU module
• Malfunctioning due to noise or other reason
• Hardware failure
■Collateral information
• Common Information:-
• Individual Information: Failure information
• Diagnostic Timing
• Always
LCPU
1007
[MAIN CPU DOWN]
Runaway or failure of the CPU module
• Malfunctioning due to noise or other reason
• Hardware failure
■Collateral information
• Common Information:-
• Individual Information:-
■Diagnostic Timing
• Always
Qn(H)
QnPH
QnPRH
1008
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