Brother 1660e - B/W Laser Printer, Service Manual

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• EP-ED cartridge Temperature
Normal (2.45 years max.)
0 ~ 35°C
Severe (0.05 years max.)
High Low
35°C ~ 40°C -20°C ~ 0°C
Temperature change (within 3 minutes)
High Low
40°C 15°C -20°C 25°C
Relative humidity
Normal (2.45 years max.)
35 ~ 85%RH
Severe (0.05 years max.)
High Low
85 ~ 95%RH 10 ~ 35%RH
Air pressure 613 ~ 1013 hPa
Maximum total storage time: 2.5 years including used time
3. SAFETY INFORMATION
3.1 Laser Safety (110 ~ 120V Model only)
This printer is certified as a Class 1 laser product under the US Department of Health and
Human Services (DHHS) Radiation Performance Standard according to the Radiation
Control for Health and Safety Act of 1968. This means that the printer does not produce
hazardous laser radiation,
Since radiation emitted inside the printer is completely confined within the protective
housings and external covers, the laser beam cannot escape from the machine during any
phase of user operation.
Relative humidity
Normal (total storage time x 9/10)
35 ~ 85%RH
Severe (total storage time x 1/10)
High Low
85 ~ 95%RH 10 ~ 35%RH
Air pressure 613 ~ 1013 hPa
Total storage time 0.5 years