Citizen Systems iDP-3530 user manual Lamp is on. This lamp may blink on the following occasions

		iDP-3530 User’s Manual
3-2 Parts Descriptions
(1)	Power Cord	Insert the plug end into an electric outlet.
(2)	Power Switch	Power is supplied to the printer by turning this switch on.
(3)	Power Lamp	This lights up when the power switch is “ON” and goes out when turning “OFF”.
(4)	SEL / ALARM Lamp	This lights up when the printers is in SELECT state ( ON-LINE) and goes out when
		in DESELECT state (OFF-LINE). The printer can print out the data only when this
		lamp is on. This lamp may blink on the following occasions.
		1) When the paper roll in coming to near-end, the SEL / ALARM lamp keeps
		blinking at interval of 1.0 second.
		In this status, if you want to print out the data in the input-buffer, press the SEL
		switch two times. First press is cleared an alarm condition (ALARM RESET)
		and then one line print will be done by second press.
		2) When the printer is in alarm state, this lamp keeps blinking at interval of 1/4
		second. Remove the cause for alarm and press the SEL switch. (or re-switch the
		power on).
(5)	LF Switch	Paper feeding is performed when this switch is pressed
		(in DESELECT status only). This is used when inserting the paper and for spacing
		up etc.
(6)	SEL Switch	When this switch is pressed, the printer enters SELECT (ON-LINE) status.
		When pressed again, the printer enters DESELECT (OFF-LINE) status.
		This switch is also used when clearing an alarm condition.
(7)	I / F Connector	Connects through a cable to a computer etc. Please be certain that power to both the
		printer and the computer are turned off when connection is made.

CITIZEN 8