User manual

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What Happens If ...?
MN05013003E254
Event
Event Explanation Remedy
The actual values are not being
stored retentively.
Retention has not been
switched on.
Switch on retention in the
SYSTEM menu.
The RETENTION... menu is not
displayed in the SYSTEM
menu.
EZ is in RUN mode Select STOP mode
The SYSTEM menu is not
displayed.
This EZ model does not have
this menu.
Exchange EZ if you need
retention
EZ starts only in operating
mode STOP
No circuit diagram in EZ Load, input circuit diagram
Startup behavior is set to the
function "Startup in operating
mode STOP".
Set the startup behavior in the
SYSTEM menu.
LCD display showing nothing
No power supply Switch on the power supply
EZ is faulty Press the OK button. If no menu
appears, replace the EZ.
Text displayed with too many
spaces
Enter text or do not select
GW flashes on the Status
display
EZ200-EZ bus coupler detected
without I/O expansion
Connect I/O expansion to
external EZ-LINK
EZ500_700.book Page 254 Tuesday, May 3, 2005 5:15 PM