... # key: switch between letters and numbersDel: delete the last letter or numberReject: Reject orderAccept: Accept orderMenu: Menu ... Y is yearTime: the form is H-M, H is hour, M is minute. 24 hoursPrint Speed: ... H is quick, M is normal, L is slow. M is the recommended ... , GPRS printer can re-print note for the last order automatically.Paper Out!!!Press Print Key Customized ...