EXP Computer C4077-90960 - Manual (Page 320)

Wrinkling Envelopes
1 Place Fusing Levers in UP position and retry envelopes.
2 Try new media. Verify Envelopes are within specifications.
See LaserJet Family Paper Specifications Guide.
Poor Fusing
1 Verify Fusing Levers are in the down position for cut sheet paper.
2 Verify DC Controller is Revision 2.6 or greater. IC 201 in the middle of
the DC Controller should be marked with a -06 for Revision 2.6 DC
Controller. See Service Note C3166A-06A.
3 Try new media. Verify Media is within specifications.
4 Verify AC power does not fluctuate out of range during print cycle. See
Table 1-7.
See Laserjet Family Paper Specifications Guide.
Feeds from incorrect tray when selecting different media for first
page of job.
First you must determine if it is a hardware or a software issue. Run a
paper path test from each paper tray to eliminate the hardware.
1 Scroll to the TEST MENU from the Control Panel on the printer.
2 Scroll through the TEST MENU to the PAPER PATH TEST
3 Press SELECT.
4 Press the + until it says Input Tray 1.
5 Press [SELECT] twice.
6 Repeat these steps for all input trays.
If paper path test fails, troubleshoot the error message. Verify the most
current HP driver is installed.
Select the "Print Quality Tab" from the printer driver. Click on "About".
Verify the driver revision is the most current.You may find the most current
driver in various electronic locations. Check with HP Service and Support.
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Troubleshooting
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