B-2
PP7,
PP17-I, PP17-II Equipment Manual
Release 06/98
The
following table should help to determine the cause of error messages
which appear in the display:
Message Cause Remedy
Error message in
Hardware T
est
mode
A defect in the Push Button Panel
electronics has been detected.
Return the unit for repair
.
EEPROM ERR The
memory module is faulty or not
available.
Install a memory module.
Replace the current memory module, if
necessary.
EEPROM INV The
memory module contains in
-
valid data.
Configure the interface on the Push Button
Panel again.
NO PLC Connection
to the PLC cannot be
established because
a bus cable is faulty
, or
the interface configuration is in
-
correct.
Check all cables and connections.
Check the configuration of the interface on
the Push Button Panel.
PP START
(PROFIBUS-DP
connection)
There
is a connection fault.
Check the network configuration and the
configuration of the interface on the Push
Button Panel.
PP START
(MPI
connection)
Connection to the defined MPI ad
-
dress cannot be established.
Check the following settings in the Push
Button Panel interface configuration:
BAUDRATE,
PLC-ADR,
RACK-NO and
SLOT-NO.
NO PAR. DB The
set configuring data block in
the PLC is not available.
Create a configuring data block.
In order to use the system default settings
for keys and LEDs, set P
ARAM-DB in the
Push Button Panel interface configuration
to 0.
PARAM ERROR The
configuring data block defined
in the PLC contains invalid data.
Check the structure of the configuring data
block parameter
.
DIAG-ERROR
There is a short circuit in one of the
digital outputs.
Check the wiring of the digital outputs.
Display
messages
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