Discussion in '4-Color Offset Presses +' started by Beguin, Oct 7, 2020.
hi dear elder, To what may this be due.SEK
Normally this will happen check please:
Stack of SEK defective.
CPU of SEK defective.
PROM of SEK defective.
SEK not inserted or cannot be addressed.
Data and address pattern test of RAM on SEK not possible or
fault in test.
Hi CALE and thank you.
In DYN test and INIT test SEK does not show what this is due to.
I have changed the SEK card but it's the same.
1) Look for interface SEK to REK2 defective
2)) however measure the Power supply , look the schematic diagrams
Reseats Boards and components:
Edge connectors are a common souorce of problems. Power down the system and remove the PC boards. Examine the edge connector
for contamination and clean with contacts cleaner contacts. Reseat any loose components such as scoketed ICs) . Reseat the
boards and power up.
hi dear elder, what you had recommended we had done but it is always seems thank you.
please Read carefully: Look for interface SEK to REK2 defective ( is CPU or Microprocessor)
it is the margin alone which does not display when you press the emergency stop button. see the video thank you
please Read carefully: Look for interface SEK to REK2 defective ( has CPU or Microprocessor)
Hi, I want to thank you I was able to find the failure. God bless us thank you.
What Is the problem u find
the problem was due to a broken ribbon cable.