Siemens 6SE7087-8KN50 Instructions De Service page 322

Faults and Alarms
Number / Fault Cause
F142 See TB documentation
Technology board fault
not Compact PLUS
F143 See TB documentation
Technology board fault
not Compact PLUS
F144 See TB documentation
Technology board fault
not Compact PLUS
F145 See TB documentation
Technology board fault
not Compact PLUS
F146 See TB documentation
Technology board fault
not Compact PLUS
F147 See TB documentation
Technology board fault
not Compact PLUS
F148 An active signal is present at binector U061
(1).
Fault 1
Function blocks
F149 An active signal is present at binector U062
(1).
Fault 2
Function blocks
F150 An active signal is present at binector U063
(1).
Fault 3
Function blocks
F151 An active signal is present at binector U064
(1).
Fault 4
Function blocks
F152 After an appropriate number of invalid signs of
life, the sign of life monitoring block has gone
Signs of life repeatedly into fault status.
invalid.
F153 Within the monitoring time of the tool interface
no valid sign-of-life has been received from the
No valid sign-of-life tool tool interface.
interface
F255 A fault has occurred in the EEPROM.
Fault in EEPROM
12-12
Table 12-1 Fault numbers, causes and their counter-measures
Counter-measure
See TB documentation
See TB documentation
See TB documentation
See TB documentation
See TB documentation
See TB documentation
Examine cause of fault, see function diagram
710
Examine cause of fault, see function diagram
710
Examine cause of fault, see function diagram
710
Examine cause of fault, see function diagram
710
Check cause of fault, see function diagram
170
Cyclically execute write tasks from the tool
interface within the monitoring time whereby
the sign-of-life has to be increased by 1 for
every write task.
Switch off the unit and switch it on again. If the
fault re-occurs, replace CU (-A10), or replace
the unit (Compact PLUS).
6SE7087-7KN50
Operating Instructions SIMOVERT MASTERDRIVES
10.2006
Siemens AG