Hitachi EH-150 Applications Manual page 30

Duplicated station No.s
(3)
ERR LED
Flicker at 0.5 sec intervals
Check to ascertain if there is a station
sharing the same station No. as the
one displaying an error.
Does the same station No.
Replace the module with a spare one,
if available.
Notify your local authorized distributor
of it.
* 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 :
YES
exist?
Set the correct station No. and then
switch the power off and on (or press
NO
the reset switch.)
6-5
Chapter 6. Errors and error recovery
bit8 to b11 all OFF