### MP-028 SP600 +12 volt fuse blown

An error has been reported by the SP600 interface card in the SMP400. This error can be caused by a defective PH10 articulating head or a blown fuse on the SP600 interface card. The most likely source of the error is the PH10 articulating probe head.

What you should do

1. This is not a clearable error. The problem must be corrected by replacing the PH10 articulating probe head or the interface card.

2. If the error reoccurs, call your Giddings & Lewis service representative.