Siemens FS720 Commissioning, Maintenance, Troubleshooting page 7

Building Technologies
Fire Safety
23 Maintenance .................................................................................... 146
23.1 General ...................................................................................................146
23.2 Testing ....................................................................................................146
23.3 Testing and measuring instruments .........................................................147
23.4 Preparatory work .....................................................................................147
23.5 Test system data .....................................................................................148
23.6 Testing the 'Station' .................................................................................149
23.7 Check the power supply ...........................................................................150
23.8 Testing the printer ....................................................................................150
23.9 Calibrating lines .......................................................................................151
23.10 Checking 'Site' function ............................................................................151
23.11 Intervals for testing the system function....................................................152
23.12 Carrying out final maintenance work ........................................................153
24 Repair ............................................................................................. 154
24.1 Disconnect the station from the power supply ..........................................154
24.2 Spare parts ..............................................................................................155
24.3 Fault messages on the Person Machine Interface ....................................156
24.4 Fault indicators on components ...............................................................157
24.5 Communication problems in networked systems ......................................157
24.6 Correcting swapped devices ....................................................................158
24.7 Correcting an invalid topology ..................................................................159
24.8 Error message 'Too many devices' ..........................................................159
24.9 Restart 'Station' .......................................................................................160
24.10 Resetting a short-circuit ...........................................................................161
24.11 Restoring factory setting on the 'Station'...................................................163
24.12 Fiber-optic network module FN2006 / FN2007 troubleshooting steps .......165
Glossary ................................................................................................... 170
Index ...................................................................................................... 174
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2018-08-29