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Item 110-volt models 220-volt models
During standby 20 W (average) 20 W (average)
Off mode 0 W (average) 0 W (average)
Heat output
Idle 64 BTU/hr 64 BTU/hr
CAUTION
Power requirements are based on the country/region where the device is sold. Do not
convert operating voltages. This will damage the device and void the product warranty.
Environmental specifications
Recommended
1
Operating
1
Storage
1
(device and print
cartridge)
Temperature
20° to 27° C
(68° to 81° F)
15° to 32.5° C
(59° to 90.5° F)
0° to 40° C
(32° to 104° F)
Relative humidity 20 to 70 percent 10 to 80 percent 95 percent or less
1
Values are subject to change. See http://www.hp.com/support/clj2800series for current
information.
Acoustic emissions (HP Color LaserJet 2820/2830/2840 all-in-one)
Sound Power Level
Declared per ISO 9296
1
Printing (20 ppm)
L
WAd
= 6.6 Bels (A) [66 dB (A)]
SPL-Bystander Position
Declared per ISO 9296
1
Printing (20 ppm)
L
pAm
= 52 dB(A)
1
Acoustic values are subject to change. See http://www.hp.com/support/clj2800series for
current information.
Electrical specifications (continued)
288 Appendix C Device specifications ENWW