Oki OKIPAGE 4w Maintenance Manual page 9

(12) Temperature and humidity
During operation
In storage
Caution: Temperature and humidity in storage are measured with the PN212
being packed; they are valid for one year.
(13) Noise
(14) Consumables
Temperature
10 to 32 ˚C 20 to 80% RH (relative humidity)
–10 to +43 ˚C 10 to 90% RH (relative humidity)
No condensation is permissible.
During operation:
Standby:
Toner cartridge kit
Image drum cartridge 10,000 (at continuouts printing)
1 - 4
Humidity
48 dB (A) or less
38 dB (A) or less
1,000 (5% duty)