15-4
Equipment
Manual OP7, OP17
Release 04/99
15.2 Recommissioning
If
you want to replace a configuration already loaded on the OP with another
one, proceed as follows:
Step Procedure
1
Using a suitable standard cable, connect the configuration com
-
puter (PU or PC) to the interface of the OP:
IF1A for OP7
IF2 for OP17
2
Switch on the power supply of the OP
.
3
There are two ways to switch the OP to download mode:
While normal operation is in pr
ogress
By calling the standard screen
System settings
OpMode
Download.
If necessary
, enter the password for the required password
level beforehand.
During the startup phase of the OP
When switching on the power supply of the OP
, press these
three keys at the same time.
This key combination (”overall reset”) deletes the configura
-
tion memory
.
The OP then switches to download mode and waits for data to
be downloaded from the PC/PU.
ESC
++
4
Start the download operation to the OP on the PC or PU. The OP
checks the link to the PC or PU. If a link is not available or if it
is not functioning properly
, the OP issues a corresponding error
message.
If the link is in order
, downloading of the configuration from the
PC or PU is initiated to the OP. In doing so, the present configu
-
ration on the OP is overwritten by the new one.
As long as data are not being transferred between the PC/PU and
the OP
, you can cancel Download mode by pressing
ESC
Once the configuration has been successfully downloaded, the OP runs up
again. If a start screen has been defined in the configuration, it is opened. If a
start screen has not been defined, the OP displays the standby message.
Any fault occurring during commissioning or in operation is normally dis
-
played by means of an error message on the display of the OP
.
Y
ou will find an overview of the most important system messages together
with notes on troubleshooting in an appendix to this manual.
Procedure
Fault diagnosis
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