Fujitsu M4099D Operator's Manual page 30

Confirming the number of sheets processed by the scanner
The LCD indicates the numbers of sheets scanned during online or in test mode (offline feed test).
The LCD indicates the numbers as follows:
Scanning
AAAAAAAA MMMM
Value Meaning
AAAAAAAA Abrasion counter
MMMM Batch counter
Description
Eight columns of numbers indicate the accumulative
number of sheets fed by this scanner.
Four columns of numbers indicate the number of sheets fed
per hopper.
3-5