mc²56 MKII Technical Manual
V5.10.2/1
257
Chapter 4: Service/Maintenance
Nova73
1.
Switch off the PSU you wish to replace from the front of the frame as shown above.
2.
Disconnect the mains from either the
PSU 1
or
PSU 2
IEC mains connector as appropriate.
3.
Unfasten the four screws and, using the handle provided, pull out the PSU.
4.
Before fitting the replacement PSU make sure that it is switched off.
5.
Insert the new PSU and slide it into position until it locks into place.
6.
Secure the unit by fastening the four screws.
7.
Re-apply the mains to the PSU IEC mains connector and switch on!
Warning
For air conditioning reasons, both PSU slots
MUST
be occupied when the Nova73 is operational:
·
Nova73 HD
: if only one PSU is installed, then please fill the empty slot with a dummy plate (Type
980/21).
·
Nova73 Compact
: leave both PSUs in the frame until a replacement can be fitted.
Summary of Contents for mc256 MKII
Page 1: ...Technical Manual mc 56 MKII Version 5 10 2 1 Edition 12 September 2017...
Page 350: ...mc 56 MKII Technical Manual V5 10 2 1 350 Chapter 7 Appendices Local I O Wiring...
Page 351: ...mc 56 MKII Technical Manual V5 10 2 1 351 Chapter 7 Appendices Local I O Wiring...
Page 352: ...mc 56 MKII Technical Manual V5 10 2 1 352 Chapter 7 Appendices Local I O Wiring...