Mitsubishi Q00JCPU User Manual page 345

6
FUNCTIONS
Diagnosics
Intelligent function
1
module error *
Hardware
failure
Control bus error
Momentary stop
occurred
Redundant base unit
power supply voltage
drop
Redundant power
supply module fault
Battery low
I/O module verification
*1
Base assignment error
Intelligent function
module allocation error
Handling
error
Intelligent program
execution error *1
Intelligent function
module version error
No parameter
Boot error
Table6.29 Self-dianostics list (Continued)
Error message Diagnostics timing
• When the CPU
module is powered
on/reset
• When FROM/TO
instruction is executed
SP.UNIT DOWN • When intelligent
function module
dedicated instruction
is executed
• When END instruction
is executed
• When the CPU
module is powered on
• When END instruction
is executed
• When FROM/TO
CONTROL-BUS
instruction is executed
ERR.
• When intelligent
function module
dedicated instruction
is executed
• Always
AC/DC DOWN • Always
SINGLE PS. DOWN • Always
SINGLE PS.
• Always
ERROR
• Always
BATTERY ERROR
• (Default ... checked)
• When the END
instruction is executed
UNIT VERIFY ERR.
• (Default... checked)
• When the CPU
BASE LAY ERROR module is powered
on/reset
• When the CPU
module is powered
SP.UNIT LAY ERR. on/reset
• When switched from
STOP to RUN
• When the FROM/TO
SP.UNIT ERROR
instruction is executed
• When the CPU
SP.UNIT VER.ERR module is powered
on/reset
• When the CPU
MISSING PARA. module is powered
on/reset
• When the CPU
BOOT ERROR module is powered
on/reset
* 1 : Can be changed to "Continue" in the parameter setting of GX Developer.
* 2 : Can be changed to "not checked" in the parameter setting of GX Developer. Not checked when
SM251 is ON.
* 3 : Can be changed to "not checked" in the parameter setting of GX Developer.
LED status
CPU module
status
RUN
STOP/
OFF/ON
Continue
STOP OFF
Continue ON
Continue ON
Continue ON
Continue ON
*3
STOP
/
OFF
/ON
Continue
*2
STOP OFF
STOP OFF
STOP
/
OFF
/ON
Continue
STOP OFF
STOP OFF
STOP OFF
: Self-diagnostics is performed
6.17 Self-diagnostics Function
CPU module
ERR. 1) 2) 3) 4)
Flicker/ON
Flicker
OFF
ON
ON
BAT.ALM
LED ON
Flicker
/ON
Flicker
Flicker
Flicker
/ON
Flicker
Flicker
Flicker
: Self-diagnostics is not performed
(Continued on next page)
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