Electrical Specifications; Environmental Conditions; Reliability; Table 1-9. Environmental Conditions - Epson FX-870 Service Manual

Electrical Specifications

See Table l-8.
Table 1-8. Electrical Specifications for
Rated voltage
Input voltage range
Rated frequency range
Input frequency range
.
Rated current
Power consumption
Dielectric strength

Environmental Conditions

Temperature
Humidity
Resistance
to shock
Resistance
to vibration

Reliability

MCBF
MTBF (expected value) 4000 power on hours (duty cycle 25%) (80~column)
Printhead Life
Epson FX-870/1170
120 VAC
103.5132 VAC
50-60 Hz
49560.5 Hz
1.8 A
Approx. 45 W ( 80 columns)
Approx. 45 W (136 columns)
(Self-test in draft mode, 10 cpi)
(Between AC line and chassis)
5 to 350 C (41 to 95" F) - operating
-30 to 60" C (-22 to 140" F) - in shipment container
10 to 80 % RH - operating
1 G, within 1 ms - operating
0.25 G, 55 Hz max. - operating
0.50 G, 55 Hz max. - non-operating
5 million lines (excluding a printhead)
(MCBF: Mean Cycles Between Failures)
6000 power on hours (duty cycle 25%) (136-column)
(MTBF: Mean Time Between Failures)
100 million characters (14 dots/character)
Printer Features
1-11