4. SYSTEM MODE (For Service Persons and System Administrators) EO13-33005
4.2 Diagnostic Test
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4.2.2 Print tHead Broken Element Check
This function is used to check for any broken thermal elements of the print head.
If blurred print or missing dots occurs, this check helps you find whether the thermal elements are actually
broken or the print head is just stained.
Also, use this check just after a replacement of a print head to find an initial failure.
[PAUSE]
[POWER]
System mode menu display (Diagnostic)
Print mode for maintenance counter values and various parameter values
<0>SHUTDOWN
Power OFF
While holding down the [FEED] key, press the [POWER] key to turn the
power on.
[FEED] and [Power] Keys
System mode menu display (Shutdown)
<1>DIAGNOSTIC
MAINTENANCE CONT
[PAUSE]
AUTO DIAGNOSTIC
Automatic self-test mode
[PAUSE]
HEAD CHECK
Print head check for broken dots mode
[POWER]
CHECKING
Start of print head check for broken dots
NORMAL END
The result is displayed. (Normal end)
When a broken dots error is not found.
[PAUSE]
<1>DIAGNOSTIC
System mode menu display (Diagnostic)
HEAD ERROR
[PAUSE]
<1>DIAGNOSTIC
When a broken
dots error is found.
The result is displayed. (broken dots error)
An error mark icon turns on and the red LED blinks.
System mode menu display (Diagnostic)
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