DURKOPP ADLER 559 Operating, Installation And Servicing Instructions page 59

24.8.6 Menu item 606 (ROM or flash test)
24.8.7 Menu item 607 (RAM-Test)
24.8.8 Menu item 608 (Moving to the reference position)
24.8.9 Menu item 611 (Breakpoint)
In this menu item the read-only memory (ROM) and the flash memory
are checked.
Display:
on the left:
on the right:
–
Quit the menu item with key "ESC".
In this menu item the working memory (RAM) is checked.
r1 or r2 = 1
r1 or r2 = 0
–
Quit the menu item with key "ESC".
In this menu the it is possible to start a reference run.
This testing program is particularly helpful for the setting of the sewing
machine.
Caution: Danger of injury !
Exercise utmost caution when setting the machine.
With the aid of the testing program, the switching order of the valves
can be checked.
This testing program is particularly helpful for the setting of the thread
catcher and the thread trimming systems because one can see
precisely how the individual components lie in regard to the needle
thread, looper thread and the gimp.
Calculated checksum
1 = Memory OK
0 = Memory not OK
= Working memory works faultlessly
= Error in the working memory
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