Author Topic: Black Knight Williams Sys 7...  (Read 4374 times)

0 Members and 1 Guest are viewing this topic.

Offline humpalot

  • Trade Count: (0)
  • *****
  • Forum Posts:
  • NSW
Re: Black Knight Williams Sys 7...
« on: November 04, 2008, 08:36:15 AM »
Pull the power supply out of the machine.  With a DMM test the +5volt DC regulator transistor and test the 2 diodes on the board.  If these test OK then the power supply is OK.