Datamax ?-class series Maintenance Manual page 42

Problem
The Power LED is not
'ON'
The printer is not
communicating with
host.
The media does not
feed out of the printer.
The printer feeds
media, but it does not
stop at each label.
Troubleshooting
General Problem Resolution
•
The power switch is not in the 'ON' position (see the Operator's Manual).
•
The power cord is not properly connected to printer and/or AC outlet (see
the Operator's Manual), or the cord is damaged.
•
The cable to the Front Panel PCB is loose.
•
The fuse(s) in the Power Supply is (are) blown (see Section 4.5.1).
•
The Power Supply PCB is faulty (see Section 4.5).
•
The Front Panel PCB is faulty (see Section 4.2).
•
The Main PCB is faulty (see Section 4.4).
•
The printer's interface port is not properly connected to the host (see the
Operator's Manual).
•
Incorrect interface cable (see the Operator's Manual).
•
Communication parameters mismatched between the printer and host (see
the Operator's Manual).
• The Main PCB is faulty (see Section 4.4).
• The printer is jammed due to incorrect loading (see the Operator's
Manual).
•
The printer set for thermal transfer operation, but no ribbon is installed
(see the Operator's Manual).
•
The printhead is not latched down (see the Operator's Manual).
•
The platen roller is worn (See Section 4.8).
•
The drive motor is faulty or the cable is loose (See Section 4.7).
•
The Power Supply PCB is faulty (See Section 4.5).
•
The Main PCB is faulty (See Section 4.4).
•
The printer is not calibrated (see the Operator's Manual).
•
The position of the media sensor is not properly adjusted (see the
Operator's Manual).
•
The media sensor setting does not match the media type being used (see
the Operator's Manual).
•
The media sensor is dirty or obstructed (see Section 2.2).
•
The media sensor is faulty or media sensor cable is loose (see Section 4.6).
•
The Main PCB is faulty (see Section 4.4).
3-2
Possible Causes