Chapter 6. Errors and error recovery
(3)
Duplicated station No.s
- Error information of own station :
bit8 to b11 all OFF
ERR LED
Flicker at 0.5 sec intervals
Does the same station No.
exist?
Replace the module with a spare one,
if available.
Notify your local authorized distributor
of it.
Check to ascertain if there is a station
sharing the same station No. as the
one displaying an error.
YES
NO
Set the correct station No. and then
switch the power off and on (or press
the reset switch.)
* The CPU module will detect a "Link Module Error (error code: 59H)" when the reset switch is
pressed. Resolve the CPU module error after the link module resumes normal operations when
the reset switch has been pressed.
1 ) A station No. error will be detected if the power to a link module that shares the same station No. with a
link module that is operating normally is switched on.
2 ) The station No. duplication error will not be detected if the power supplies to link modules that share
the same station No. are switched on simultaneously. In this event, a transmission route cut-off error
will be detected.
(4) Outside the station No. range
- Error information of own station : bit9 ON
ERR LED
Flicker at 0.5 sec intervals
Has the station No.
been set between 0 and 63?
Replace the module with a spare one,
if available.
Notify your local authorized distributor
of it.
Set the correct station No. and then
switch the power off and on (or press
the reset switch.)
Check the station No. setting.
NO
YES
* The CPU module will detect a "Link Module Error (error code: 59H)" when the reset switch is
pressed. Resolve the CPU module error after the link module resumes normal operations when
the reset switch has been pressed.
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