Citizen CLP-7401 User Manual download pdf (Page 57)

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

abnormal

Check the contents and clear with the Stop

key.

Replace the print head.

Print quality is affected at the section where the

head resistance value is abnormal.

OverFlow Communication error

(receive buffer

overrun)

Check the contents and clear with the Stop

key.

Correct the communication control system or

communication cable abnormalities.

S/I Err Communication error

(parity, framing)

Check the contents and clear with the Stop

key.

Correct the communication parameter or

communication cable abnormalities.

HostBusy

T.D.Full

Communication error

(transmit buffer

overflow)

Automatically returned if the computer receives

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.

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Citizen CLP-7401 User Manual Page 57

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