6 - 138
6.17 Self-diagnostics Function
6
FUNCTIONS
: Self-diagnostics is performed, : Self-diagnostics is not performed
(Continued on next page)
Table6.35 Self-diagnostics list (Continued)
Diagnosics Error message Diagnostics timing
CPU
module
status
LED status CPU module
RUN ERR. 1) 2) 3) 4)
5)
Redundant
system
fault
Tracking cable
fault, tracking
hardware failure
TRK.CABLE
ERR.
• When the CPU
module is
powered on/ reset
Stop OFF Flash
Tracking cable not
connected, failure,
tracking hardware
failure
TRK.
DISCONNECT
• Always Continue ON ON
Tracking initial error
TRK.INIT.
ERROR
• When the CPU
module is
powered on/ reset
Stop OFF Flash
System switching
(form standby
system to control
system)
occurrence
*7
CONTROL EXE. • Always Continue ON OFF
System switching
(from control
system to standby
system)
occurrence
*7
STANDBY • Always Continue ON OFF
System switching
error
CAN’T SWITCH
• When system
switching is
executed
Continue ON ON
Standby system not
started/stop error
STANDBY
SYS.DOWN
• Always Continue ON ON
Control system not
started/stop error
CONTROL
SYS.DOWN
• Always Stop OFF Flash
Program memory
cleared
PRG.MEM.
CLEAR
• When program
memory copy
function is
executed
Stop OFF Flash
Memory copy
function executed
MEM.COPY
EXE.
• When memory
copy function is
executed
Continue ON ON
Tracking setting
parameter error
TRK.PARA.
ERROR
• When the CPU
module is
powered on/ reset
Stop OFF Flash
When the CPU
module is powered
on/reset
CPU LAY
ERROR
• When the CPU
module is
powered on/ reset
Stop OFF Flash
Multiple
CPU error
Other CPU major
error
MULTI CPU
DOWN
•Always
• When the CPU
module is
powered on/reset
Stop OFF Flash
Multiple CPU
system not
configurable
MULTI
EXE.ERROR
• When the CPU
module is
powered on/ reset
Stop OFF Flash
To Next Page
Loading...
