102
106
Temperature too high
Check the screw assembly and adjust it if
necessary.
If required, consult the DEPRAG Service De-
partment.
107 Range
error
108 Under
voltage
Troubleshooting not possible
Table 28:
System error - power unit
14.1.3 Main controller
Number
Meaning
Trouble shooting
201
Fieldbus not available!
Check that the fieldbus module is installed and
mounted tightly. If the fieldbus module no
longer needs to be used, set the field in web
interface Menu Setup
Serial Device to “no
device” (see also
202
Software versions of main controller
and power unit do not match!
Please contact the DEPRAG Service Depart-
ment.
203
Screwdriver and power unit do not
match!
Ensure that you have installed the correct
screwdriver model to the AST11.
The AST11-1/-S can be operated with screw-
drivers of the series 320Exx19 and 320Exx22
and 320Exx27.
The AST11-2/-S can be operated with screw-
drivers of the series 320Exx36.
204
Settings have been lost, default values
are being loaded
Check the settings and adjust them if neces-
sary.
205
Error in the data memory
206
Error in the communication with the
power unit
Troubleshooting not possible
207
No connection to the fieldbus!
Check if the external fieldbus module is con-
nected properly to the multifunctional serial
interface.
Reconnect the external fieldbus module by
going to web interface Menu Setup
Serial
Device and clicking on “Search for fieldbus
module” and then on “Apply” (see also
).
Table 29:
System error - Master control unit
