Other Circuits; Counters - Ricoh FT7770 Service Manual

30
April, '89

OTHER CIRCUITS

1. Counters

Three counters can be used to keep track of the copies made. The total
counter is installed at the factory, whereas the key counter and A3/LDG
counters (optional) are installed by the service engineer.
All three counters count up one when the paper feed clutch turns on.
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