Ametek JOFRA ATC-650 B

122770 06 18-09-2007 21
Error: No light in display
Error message:
-
Likely cause: Solution:
Check fuses in the mains inlet Defective fuse
Check fuses on the Power PCB
ATC-125 (F1 – F6)
ATC-140/155/156/157 (F1 – F7)
ATC-250/320/650 (F1 – F7)
Defective regulator on
Power PCB
Check supplies and replace PCB if
necessary
Error: No readout in display
Error message:
-
Likely cause: Solution:
Communication
between CPU and
display is defective
Check ribbon cable between Main PCB and
display PCB
Check ribbon cable between display PCB
and display module
Error: One or more keys are not functioning
Error message:
-
Likely cause: Solution:
The connection to the
Main PCB is defective
Check cable connection between the
keyboard and the display PCB
Check all keys in the Service Menu