Casio 3556 EN User Manual page 27

2. Use D (+) and B (–) to scroll through the countdown timer numbers until the one
you want to set is displayed.
D
INT 1
B
D B
D
INT 2 INT 3
B
B
INT 9 INT 8
D
D D
INT 4
B B
B B
INT 7
D D
INT 5
B D
INT 6
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