LCD indication

Description

Corrective actions

 

 

 

ROM Err

ROM checksum error

Turn off the power and reset the printer. If this

 

 

recurs, contact our service personnel.

 

 

 

RAM Err

RAM checksum error

Turn off the power and reset the printer. If this

 

 

recurs, contact our service personnel.

 

 

 

– –

System error (such as

First protect the system, then reset the printer.

 

timer or CPU running

 

 

out of control).

 

 

System is protected

 

 

and the printer is reset

 

 

 

 

4.2Power Troubleshooting

Problem

Cause and remedy

 

 

 

No power even with

• Power cord is not

Turn off the power switch and

power switch turned ON.

properly connected to the

properly reconnect the power

 

outlet.

cord to the outlet.

 

• Power cord is not

Turn off the power switch and

 

properly connected to the

properly reconnect the power

 

power inlet.

cord to the power inlet.

 

• Input voltage is not

Set input voltage within the

 

correct; input voltage is

rated voltage (puncture voltage

 

greater or less than the

may occur. Contact our service

 

rated voltage.

personnel).

 

• Proper RS-232C cable is

Turn off the power switch and

 

not used.

unplug the interface cable.

 

 

Check that power is delivered by

 

 

turning on the power switch and

 

 

use the proper RS-232C cable.

 

 

 

4-7

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Image 49
Citizen CLP-2001 user manual Power Troubleshooting