Mitsubishi Electric MELSEC-Q00U(J)CPU User Manual page 200

Diagnostics
Voltage drop of
power supply for
redundant base
unit
Hardware
Redundant power
failure
supply module
failure
Flash ROM error
Module
*1*2
verification
Base assignment
error
Intelligent
function module
assignment error
Intelligent
program
*1
execution error
Intelligent
function module
version error
No parameter
Handling
Boot error
error
Backup error
Memory card
*1
operation error
Memory card
access error
File setting error
File access
*1
error
Instruction
execution
disabled
198
Error Diagnostic
message timing
SINGLE PS.
• Always
DOWN
SINGLE PS.
• Always
ERROR
FLASH ROM
• Writing to ROM
ERROR
UNIT VERIFY • Execution of the
ERR. END instruction
BASE LAY
• Power-on/reset
ERROR
• Power-on/reset
SP.UNIT LAY
• Switching from
ERR.
STOP to RUN
• Execution of the
SP.UNIT
FROM/TO
ERROR
instructions
SP.UNIT
• Power-on/reset
VER.ERR
• Power-on/reset
MISSING
• Switching from
PARA.
STOP to RUN
BOOT ERROR • Power-on/reset
RESTORE
• Power-on/reset
ERROR
• Mounting/
ICM.OPE.
removal of the
ERROR
memory card
MEM.ACCESS
• Always
ERROR
• Power-on/reset
FILE SET • Writing to
ERROR programmable
controller
FILE OPE. • Execution of an
ERROR instruction
• Power-on/reset
CAN'T
• Switching from
EXE.PRG.
STOP to RUN
LED status
CPU
Q00UJ
module
CPU
RUN ERR.
status
Continue On On
Continue On On
Continue On On
Stop/ Flashing
Off/on
continue /on
Stop Off Flashing
Stop Off Flashing
Stop
/ Flashing
Off/on
/on
continue
Stop Off Flashing
Stop Off Flashing
Stop Off Flashing
Stop Off Flashing
Stop
/ Flashing
Off/on
/on
continue
Continue On On
Stop Off Flashing
Stop
/ Flashing
Off/on
/on
continue
Stop Off Flashing
Q00U
QnUD
CPU, Q02U
(E)(H)
Q01U CPU
CPU
CPU
×
× *5 *5
× ×
× × × ×
QnUDV
CPU,
QnUDP
VCPU