Sharp ER-1875 Instruction Manual page 8

1. Mode switch/power switch
Change the switch over by inserting the supplied master key (MA) or operator key
(OP). These keys can be inserted into or drawn out of the switch only at the
"ug
as follows:
Xx
Z
PGM
e@ Master key e
2. Receipt ON-OFF switch
® " or "REG" position. This switch has the following settings, whose duties are
Permits various registrations.
Permits reading of sales.
Permits resetting of sales.
Permits various programmings.
Serves cancellation after the finish of
a transaction.
Interrupts power supply. The machine
does not display anything nor operate
at all, but retains its memory contents.
Permits date or time setting.
Operator key
Permits and prohibits the receipting. To permit
RECEIPT printing on the journal alone without the need to
print a receipt, push the switch towards the OFF
OFF ®) ON position.