— 5 —Clearing a machine lock upIf you make a mistake in operation, the cash register may lock up to avoid damage to programs and presetdata.Should it happens, you can use the following procedure to clear the lock up without losing any data.1. Power off the register.2. Insert the PGM key in the mode switch.3. SE-S300/SE-C300:Press down and hold FEED , and turn the mode switch to PGM mode.SE-S2000/SE-C2000:Press down and hold RECEIPTFEED , and turn the mode switch to PGM mode.4. SE-S300/SE-C300:The display shows INIT (on alpha-display), then release FEED .SE-S2000/SE-C2000:The display shows INIT (on alpha-display), then release RECEIPTFEED .5. Press SUBTOTAL . A receipt is issued.