Fujitsu FI-4860C2 Operator's Manual page 302

HINT
(Waiting)
HINT
●AP-8
"xxxx" shows the number of Batch counter value.
The following message is displayed while the scanner is waiting
in the state when double-feed (multi feed) has been detected
(by thickness check).
Press the [Stop] button, and the double-feed detection state is
canceled.
The upper row of this message, [Double Feedxxxxx] blinks.
o u
D b
R e
"xxxx"(upper) shows the value of Batch counter.
"xxxxxxxx"(lower) shows the value of Abrasion counter or the value of Life
counter.
l e F e e d
a d y x x x
x x x x x
x x x x x