Citizen CLP-7401, CLP-7001, CLP-7002 Error Messages, Error indications and corrective actions

		Chapter 5 TroubleShooting
		1 Error Messages
2 Error indications and corrective actions
Indication	Description	Corrective actions
Battery	Battery dead	Automatically returned after
		displaying the error for
		a certain time.
		Change the lithium battery
		(CR2032).
		Note: Contact our
		service personnel to
		replace the battery.
		If the battery runs down, the realtime clock will stop
		and the contents of the memory switch will be lost.
ColdHead	Head temperature low	Automatically returned after
		displaying the error for
		a certain time.
		Raise the temperature around the printer.
		Print density becomes low and print quality
		becomes inferior when the head temperature is
		low.
Cold PCB	PCB temperature low	Automatically returned after displaying the error
		for a certain time.
		Raise the temperature around the printer.
		Print density becomes low and print quality becomes
		inferior when the head temperature is low.
Head Err	Head resistance value	Check the contents and clear with the Stop key.
	abnormal	Replace the print head.
		Print quality is affected at the section where the
		head resistance value is abnormal.
OverFlow	Communication error	Check the contents and clear with the Stop key.
	(receive buffer overrun)	Correct the communication control system or
		communication cable abnormalities.
S/I Err	Communication error	Check the contents and clear with the Stop key.
	(parity, framing)	Correct the communication parameter or
		communication cable abnormalities.
HostBusy	Communication error	Automatically returned if the computer receives
T.D.Full	(transmit buffer overflow)	data and the buffer becomes empty.
Pause	Pause key pressed	Pressing the Pause key again resumes printing.
		If the Stop key is pressed, the stored printing
		contents are discarded and ‘ON LINE’ turns on.
Pause	Pause command	Same as above.
	reception
	(communication control)

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