Technical Reference Guide – Specifications > 186
Media supply: Bottom paper feed only
For detailed media specifications see
.
R
IBBON
SPECIFICATION
>
Original OKI cartridge ribbon:
Ink colour: Black
Ribbon life: 4 million characters (Utility Mode)
R
ELIABILITY
>
MBTF (mean time between failures)
10,000 hours of power-on time
Page density: 35%
Duty cycle: 25%
>
Printhead life
200 million characters (average) in 10 CPI Utility print
quality.
Page density: 35%
Duty cycle: 25%
>
Printer life
12,000 hours of power-on time or 5 years
Page density: 35%
Duty cycle: 25%
>
MTTR
15 minutes Major Sub-assembly level.
Definition of terms:
>
Page density: The proportion in area of characters and
spaces within printhead movable area.
>
Duty cycle: Actual operation rate
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