Service manual

Print Modes menu
Under the Print Modes menu in HP Toolbox, each Media Type will have a Fusing menu, a Transfer
menu, and a Toner menu. Select a setting for each menu item.
Media types are listed with the plain papers together, glossy papers together, and special media at
the end. To make changes in the Print Modes menu, make the desired selections and click Apply.
Table 6-7 Extended print modes
HP Toolbox extended print mode Printer adjustment Change in printer setting
Paper curl Fusing adjustment Reduced fuser temperature for less
negative paper curl
Heavy coverage Fusing adjustment Increased fuser temperature for less
positive paper curl with heavy toner
coverage
Toner offset Fusing adjustment Reduced fuser temperature for less
toner offset
Flap sealing Fusing adjustment Reduced fuser temperature to keep
envelope flaps from sealing
Less fusing Fusing adjustment Reduced fuser temperature
More fusing Fusing adjustment Increased fuser temperature
Dry paper Transfer adjustment Increased transfer bias for high
resistivity paper
Humid paper Transfer adjustment Decreased transfer bias for high
resistivity paper
Rough paper Transfer adjustment Increased transfer bias for high
resistivity paper
Less transfer current Transfer adjustment Reduced transfer bias
More transfer current Transfer adjustment Increased transfer bias
Less toner Toner adjustment Tone curve is scaled back so that solid
is not 100% halftone
Print quality menu
Under the Print Quality menu in HP Toolbox, there will be an Optimize section containing a number
of On/Off adjustments which will apply to all media types.
Table 6-8 Optimize menu
Adjustment type Default setting Extended print mode Description
Background Toner Off EEC95-9 Will reduce the developer
DC bias
Extra Cleaning Off EEC93-11 Increases rotations of the
ETB
Trailing Edge Over-
development (full-speed)
Off EEC95-14
122 Chapter 6 Troubleshooting ENWW