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Datamax-O'Neil H-Class Operator’s Manual User Manual

Page 123

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H-Class

113

Fault Messages

These high priority messages alert you to a printer fault condition. (Alternate messages may

occur when downloading font, firmware, or Boot Loader files.)

To return operation after a fault occurs, the fault must be corrected and the FEED

Key pressed.

Fault Messages

Displayed Message

Description

Possible Solution(s)

ADC FAULT

The printer has detected
an analog to digital

circuit converter failure.

Cycle printer power OFF and
ON. If the fault does not clear,

call for service.

CLOSE HEAD LATCH

The Printhead is not
latched.

Lock the Printhead Latch (see
Section 3.1).

DMA FAULT

The printer has detected

a Direct Memory Access
failure.

Cycle printer power OFF and

ON. If the fault does not clear,
call for service.

GAP MODE

CANNOT CALIBRATE

Consistently low sensor

readings have been
detected for the media.

Press any key to continue.

Ensure that media was removed
from the media sensor during

the appropriate calibration steps
(see Section 5.2); also, ensure

that ribbon has been correctly
loaded and that the sensor is
clean (see Section 5.5.4). Retry

the calibration. If the problem
persists, try Advanced Entry

Calibration (see Section 5.2.2).

GAP MODE

FAULTY SENSOR

Consistently high sensor
readings have been

detected for the media.

Press any key to continue.
Ensure that media was removed

from the media sensor during
the appropriate calibration steps

(see Section 5.2); also, ensure
that ribbon has been correctly

loaded and that the sensor is
clean (see Section 5.5.4). Retry
the calibration. If the problem

persists, call for service.