Oki ML590 manual Yellow = 0.8 million characters

		60
h”
Mean Time Between
Failures (MTBF):		6000 hours at 25% duty cycle and 35% page density
Mean Time to Repair (MTTR):		15 minutes
Printhead life:		200 million characters average in 10 cpi utility mode at 25% duty and
35% page density
Ribbon Life		black ribbon:		4 million characters
(on average, 10 cpi utility):		color ribbon:		black = 1.5 million characters
				cyan = 1.5 million characters
				magenta = 1.5 million characters
				yellow = 0.8 million characters
fw	T””z			m”	mz
Cut sheets			Top only		14 to 24 lb.	ML 590: 7.2" to 8.5"
						ML 591: 7.2" to 14.3"
Single-part continuous forms			Rear, Bottom		12 to 24 lb.	ML 590: 3" to 10"
						ML 591: 3" to 16"
Carbonless, multi-part continuous			Rear, Bottom		9 to 11 lb.	ML 590: 3" to 10"
form (original + 4 copies)						ML 591: 3" to 16"
Interleaf, multi-part continuous			Rear, Bottom		10- to 12- lb. paper,	ML 590: 3" to 10"
forms (original + 4 copies)					9- lb. carbon	ML 591: 3" to 16"
Labels			Bottom only		N.A.	ML 590: 3" to 10"
						ML 591: 3" to 16"
Envelopes, single feed			Top		24 lb. max.	6.5" to 9.5"
Envelopes, continuous feed,			Rear, Bottom		24 lb. max.	6.5" to 9.5"
non-overlap type
Card stock			Bottom only		120 lb. max.	ML 590: size 5" x 8"
						ML 591: size 5" x 14"
Transparencies			Top only			8.5" x 11"
fw
Width, Minimum:		3"
Width, Maximum:		Model 590: 10"
		Model 591: 16"
Weight:		12 to 24 lb.
Thickness, Rear feed:		0.014" (0.36 mm)
Thickness, Bottom feed:		0.017" (0.44:mm)
R1
Model 590:		17 x 15 x 6.5 inches (431 x 380 x 166 mm)
Model 591:		23 x 15 x 6.5 inches (585 x 380 x 166 mm)
m”
Model 590:		16.5 lb. (7.5 kg)
Model 591:		19 lb., 13 oz. (9 kg)
S
Operating Temperature:		41 to 104°F (5 to 40°C)
Storage Temperature:		14 to 122°F (-10 to +50°C)
Operating Humidity:		20 to 80% RH
Storage Humidity:		5 to 95% RH
S		120 volts ac (+5.5%, -15%), 50 or 60 Hz (±2%)
		Also available for 230/240 volts ac (+10%, -14%), 50 or 60 Hz (±2%)

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