Siemens SIMATIC TI500 Spécifications Page 240

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Troubleshooting
9-20
SIMATIC 545/555/575 System Manual
Troubleshooting Power Supplies (continued)
9. Turn the fuse cap counterclockwise a half-turn with a standard
screwdriver.
10. Pull the fuse cap out of the fuse socket.
11. Remove and replace existing fuse with one of recommended type and
rating; see the lists of Series 505 and VME components in Appendix D.
12. Place the fuse cap in socket and turn it clockwise with a standard
screwdriver.
13. Apply power to the system.
14. If the power supply continues to malfunction, replace it.
Follow procedures established at your site for processing defective
equipment. If necessary, contact your distributor or sales office in the
United States or call Siemens Energy & Automation, Inc., at
18009644114 for assistance in contacting your distributor or sales office.
Fuse Cap
Front Bezel
Fuse
Figure 9-2 ExampleReplacing Power Supply Fuse
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