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7.9 Display Instructions
7.9.3 Resetting error display or annunciator
LEDR
Remark
1. The defaults for the error item numbers set in special registers SD207 to
SD209 and order of priority are given in the table below.
2. If the highest priority is given to the annunciator, it can be reset with priority by
the LEDR instruction.
Priority
Factor number
(Hexadecimal)
Meaning
Remarks
1
1
AC DOWN
SINGLE PS. DOWN
SINGLE PS. ERROR
Power off
Redundant base unit power supply voltage
drop
Redundant power supply module fault
2
2
UNIT VERIFY ERR.
FUSE BREAK OFF
SP. UNIT ERROR
I/O module verify error
Blown fuse
Special function module verify error
3
3
OPERATION ERROR
LINK PARA. ERROR
SFCP OPE. ERROR
SFCP EXE. ERROR
Operation error
Link parameter error
SFC instruction operation error
SFC program execution error
4
4
ICM.OPE ERROR
FILE OPE. ERROR
EXTEND INST. ERROR
OPE. MODE DIFF.
CAN'T EXE. MODE
TRK.TRANS. ERR.
TRK.SIZE ERROR
TRK.DISCONNECT
Memory card operation error
File access error
Extended instruction error
Operation status, switch mismatch
Current mode-time function execution disabled
Tracking data transmission error
Tracking capacity excess error
Tracking cable not connected, failure
5
5
PRG.TIME OVER
Constant scan setting time over error
Low speed execution monitoring time over
error
6
6
CHK instruction
7
7
Annunciators
8
8
LED instruction
9
9
BATTERY ERR.
10
A
Clock data
11
B
CAN'T SWITCH
STANDBY SYS.DOWN
MEM.COPY EXE.
System switching error
Standby system not started/stop error
Memory copy function executed
Summary of Contents for MELSEC Q Series
Page 1: ...Structured Programming Manual Mitsubishi Programmable Controller QCPU Common Instructions ...
Page 2: ......
Page 14: ...A 12 MEMO ...
Page 340: ...6 178 MEMO MTR ...
Page 708: ...7 368 MEMO ...
Page 776: ...8 68 MEMO ...
Page 796: ...9 20 MEMO ...
Page 804: ...App 8 MEMO ...
Page 812: ...Index 8 MEMO ...
Page 815: ......