HP LaserJet 4250 User Manual

Service menu
The Service menu is locked and requires a PIN for access. This menu is intended for use by
authorized service personnel.
ENWW Service menu229
 

230Appendix B Control panel menus  ENWW
 

C
Specifications
HP LaserJet 4250 or 4350 series physical specifications
Product dimensions
Printer modelWidthDepthHeightWeight1
HP LaserJet 4250, 4250n,
4350, and 4350n418 mm
(16.5 inches)451 mm
(17.8 inches)377 mm
(14.8 inches)20.2 kg
(44.5 lb)
HP LaserJet 4250tn and 4350tn418 mm
(16.5 inches)451 mm
(17.8 inches)498 mm
(19.6 inches)27.2 kg
(60.0 lb)
HP LaserJet 4250dtn and
4350dtn418 mm
(16.5 inches)533 mm
(21.0 inches)498 mm
(19.6 inches)29.7 kg
(65.5 lb)
HP LaserJet 4250dtnsl and
4350dtnsl418 mm...

AccessoryWidthDepthHeightWeight
Stacker211 mm
(8.3 inches)427 mm
(16.8 inches)351 mm
(13.8 inches)4.2 kg (9.3 lb)
Stapler/stacker211 mm
(8.3 inches)427 mm
(16.8 inches)351 mm
(13.8 inches)4.2 kg (9.3 lb)
Printer cabinet/stand330 mm
(13 inches)686 mm
(27 inches)660 mm
(26 inches)19.8 kg
(43.6 lb)
Duplex-printing accessory2.5 kg (5.5 lb)
Envelope feeder2.5 kg (5.5 lb)
Printer accessories (continued)
232 Appendix C Specifications ENWW
 

Electrical specifications
WARNING!Power requirements are based on the country/region where the printer is sold. Do not
convert operating voltages. This can damage the printer and void the product warranty.
Power requirements (HP LaserJet 4250 or 4350 series)
Specification110-volt models230-volt models
Power requirements110 to 127 Vac (± 10%)
50/60 Hz (± 3 Hz)220 to 240 Vac (± 10%)
50/60 Hz (± 3 Hz)
Rated short-term current10.0 Amps5.0 Amps
Power consumption HP LaserJet 4250 or 4350 series (average, in...

Acoustic emissions
Sound power and pressure level1 (HP LaserJet 4250 or 4350 series)
Sound power levelDeclared per ISO 9296
Printing2 (HP LaserJet 4250)LWAd= 6.9 Bels (A) [69 dB(A)]
Printing2 (HP LaserJet 4350)LWAd= 7.1 Bels (A) [71 dB(A)]
Ready (HP LaserJet 4250)LWAd= 4.0 Bels (A) [40 dB(A)]
Ready (HP LaserJet 4350)LWAd= 3.8 Bels (A) [38 dB(A)]
Sound pressure levelDeclared per ISO 9296
Printing2 (HP LaserJet 4250)LpAm= 62 dB (A)
Printing2 (HP LaserJet 4350)LpAm= 64 dB (A)
Ready (HP LaserJet 4250)LpAm=...

Operating environment
Environmental condition PrintingStorage/standby
Temperature (printer and print
cartridge)10° to 32°C (50° to 90°F)0° to 35°C (32° to 95°F)
Relative humidity10% to 80%10% to 90%
ENWWOperating environment235
 

Paper specifications
For complete paper specifications for all HP LaserJet printers, see the HP LaserJet printer
family print media guide  (available at http://www.hp.com/support/ljpaperguide ).
CategorySpecifications
Acid content5.5 pH to 8.0 pH
Caliper0.094 to 0.18 mm (3.0 to 7.0 mils)
Curl in reamFlat within 5 mm (0.02 inch)
Cut edge conditionsCut with sharp blades with no visible fray.
Fusing compatibilityMust not scorch, melt, offset, or release
hazardous emissions when heated to 200°C
(392°F) for...

The paper storage environment should be properly maintained to ensure optimum printer
performance. The required condition is 20° to 24°C (68° to 75°F), with a relative humidity of
45% to 55%. The following guidelines should be  helpful when evaluating the papers storage
environment:
● Paper should be stored at or near room temperature.
● The air should not be too dry or too  humid (due to the hygroscopic properties of paper).
● The best way to store an opened ream of  paper is to rewrap it tightly in its...

Envelopes with double side seams
Double side-seam construction has vertical seams at both ends of the envelope rather than
diagonal seams. This style might be more likely to wrinkle. Be sure the seam extends all the
way to the corner of the envelope as illustrated below.
1
2
1 Acceptable envelope construction
2 Unacceptable envelope construction
Envelopes with adhesive strips or flaps
Envelopes with a peel-off adhesive strip or with more  than one flap that folds over to seal
must use adhesives...