Hypertherm MicroEdge Field Service Bulletin page 5

If the DC power cable connector on the old mother board has 20 pins, as shown below, you must use the DC power
(CABL-0277) and PS_ON (CABL-0281 or CABL-0279) cables that are supplied in this kit. Refer to MicroEdge
installation or Omnicom installation for details.
12 V Power cable
Field Service Bulletin Field Service Bulletin
MICROEDGE AND OMNICOM MOTHERBOARD REPLACEMENT
Motherboard with 20-pin DC power cable connector
CPU fan cable
DC power cable (20 pins)
PS_ON cable
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