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54
Certain consumable items in a PC (such as fuses, relays, or batteries) need
occasional replacement. This Appendix explains how to replace each of
these items. Refer to
Appendix B Specifications for the specifications of indi-
vidual consumable items. Always keep spare items on hand so that they can
be used as immediate replacements.
CPU and Power Supply
Fuses
To replace a fuse in the CPU or Power Supply, follow the steps below.
1.
Turn OFF the power to the PC.
2.
Remove the fuse holder by turning it approximately 50
°
counterclock-
wise with a standard screwdriver.
3.
Remove the fuse from the holder.
Turn counterclockwise
to remove, clockwise to
attach
Standard screwdriver
4.
Insert a new fuse.
5.
Reattach the fuse holder by turning it approximately 50
°
clockwise with
a standard screwdriver.
Output Unit Fuses
To replace a fuse in an Output Unit, follow the steps below.
1.
Turn OFF the power to the PC.
2.
Detach the terminal block from the Output Unit, by removing the screws
located at the top and bottom of the terminal block.
Mounting screws
Located at the top and bottom.
Terminal block mounting screws
Located at the top and bottom of
the terminal block.
Cover mounting screws (8)
Appen d i x A
Inspection and Maintenance
Summary of Contents for SYSMAC C500
Page 1: ...Cat No W132 E1 4 Programmable Controller SYSMAC C500...
Page 2: ...C500 Programmable Controller Installation Guide Revised May 2000...
Page 37: ...29 SECTION 4 System Connections 4 1 Current Consumption 30 4 2 I O Connections 33...
Page 49: ...43 SECTION 6 Power Considerations...
Page 54: ...49 SECTION 7 Safety Considerations...
Page 58: ...53 A Inspection and Maintenance 54 B Specifications 57 C Standard Models 97 Appendix...
Page 96: ...Appendix B Specifications 91 A shape I O Unit B shape I O Unit...
Page 97: ...Specifications Appendix B 92 C shape I O Unit D shape I O Unit...