Checkline DT-311J - Manual (Page 8)

Every time you depress the shift button (SHIFT), the flashes slide to
the next pulse.
1 2 3 4 5 6 7 8 9 10
Input
pulse
MODE 1/2 1 3 5 7 9
ON 2 4 6 8 10
MODE 1/3 1 4 7 10
ON 2 5 8
ON 3 6 9
ON 1 4 7 10
MODE 1/4 1 5 9
ON 2 6 10
ON 3 7
ON 4 8
ON 1 5 9