john2654 Well-known member Donor 3 years: 2011, 2020, 2024 VAPS Joined Mar 30, 2010 Messages 6,426 Reaction score 1,272 Location Rhinelander, Wisconsin Sep 10, 2012 #1 Gorf displays fine except some areas of display. One of the 6 PCBs bad? Attachments IMG_1108.jpg 55.1 KB · Views: 351 IMG_1117.jpg 50.2 KB · Views: 352 IMG_1115.jpg 47.5 KB · Views: 352
Boardjunkie Member VAPS Joined Jul 6, 2011 Messages 509 Reaction score 8 Location Owosso, Michigan Sep 10, 2012 #2 One of the video ram boards has one or more bad 4027s.
kb0jjn New member VAPS Joined Jun 25, 2011 Messages 4,104 Reaction score 46 Location Denton, Maryland Sep 10, 2012 #3 I would say a bad connection is probable. Does it get worse/better/no change when left on for some time.
I would say a bad connection is probable. Does it get worse/better/no change when left on for some time.
OP OP john2654 Well-known member Donor 3 years: 2011, 2020, 2024 VAPS Joined Mar 30, 2010 Messages 6,426 Reaction score 1,272 Location Rhinelander, Wisconsin Sep 19, 2012 #4 Looks like both the RAM boards were bad. I had another complete 6 board set to swap board by board. So I guess I have 4 working main boards and 2 not so working RAM boards available.
Looks like both the RAM boards were bad. I had another complete 6 board set to swap board by board. So I guess I have 4 working main boards and 2 not so working RAM boards available.