Siemens SINUMERIK 810D Configuration Manual page 121

07.96
12.95
9.2Battery replacement (6FC5 247-0AA18-0AA0, GWE-570 665 000 101)
Replacing the
The battery is located on the CCU module (see Fig. 9-1). Before withdrawing
battery on the CCU the CCU module, please comply with the ESD measures in the preface of this
Planning Guide.
module
Warning
The modules contain electrostatic sensitive components. Before touching an
electronic module, the persons carrying out the work must themselves be
electrostatically discharged. The simplest way of doing this is to touch an
electrically conducting earthed object (e.g. a bare metal part of a switchboard
or a plug socket protective conductor).
1. Shut off the control.
2. Comply with the ESD note !
3. Loosen all connectors, marking them first, if necessary.
4. Loosen the four CCU module fastening screws and take out the module.
5. Remove the battery and pull out the battery connector. A capacitor will back
6. Connect the new battery (check polarity) and push it back into the bracket.
7. Re-insert the CCU module and tighten the screws.
8. Insert all the connectors correctly.
E Siemens AG, 2002. All rights reserved
SINUMERIK 810D Manual Hardware Configuration (PHC) - - 11.02 Edition
up the data for approx. 15 mins.
9 Maintenance and Service
J
9-119