Oki PT390 Manuel D'utilisation page 30

Unrecoverable errors
Error condition
Internal error
Head not
installed
Low voltage
Over voltage
Cutter
functioning
abnormally
LF motor
functioning
abnormally
LED LAMP
POWER ( )
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ERROR ( )
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POWER ( )
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ERROR ( )
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POWER ( )
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ERROR ( )
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POWER ( )
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ERROR ( )
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POWER ( )
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ERROR ( )
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POWER ( )
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ERROR ( )
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28
Blinking pattern
――●―●―
●―――――
Repeated pattern in which the green lamp
blinks twice and the amber lamp blinks once
――●―●―●―
●―――――――
Repeated pattern in which the green lamp
blinks three times and the amber lamp blinks
once
――●―●―●―●―
●―――――――――
Repeated pattern in which the green lamp
blinks four times and the amber lamp blinks
once
――●―●―●―●―●―
●―――――――――――
Repeated pattern in which the green lamp
blinks five times and the amber lamp blinks
once
――●―●―●―●―●―●―
●―――――――――――――
Repeated pattern in which the green lamp
blinks six times and the amber lamp blinks
once
――●―●―●―●―●―●―●―
●―――――――――――――――
Repeated pattern in which the green lamp
blinks seven times and the amber lamp
blinks once