CHAPTER 8

TROUBLESHOOTING

OVERVIEW

This chapter tells you how to resolve common printer problems. Topics include:

Print quality maintenance

Simple troubleshooting

Operator Panel alert messages

Clearing paper jams

Print quality problems

note: Refer to the SuperScript Color Laser Network Guide for problems relating to printer networking.

Print Quality Maintenance

Here are some suggestions for maintaining the highest print quality from your printer.

Replace the Toner Modules immediately when the display indicates that replacement is necessary.

Use high-quality paper or transparencies to obtain sharp, crisp characters and maximum contrast.

Follow the cleaning procedures described in Chapter 7, “Maintaining Your Printer.”

Simple Troubleshooting

Here are some simple resolutions to occasional printer problems.

Power light is off…

Check that the power cord is plugged into a live power outlet and the printer power switch is turned on.

Power light is on but printer does not print…

Verify that the Online indicator light is on (if it is not, press the Online button).

Verify that all interface cable connections are tightly secured.

Paper does not output to the output tray…

Check for paper jam or misfeed.

Paper does not stack correctly…

Check that the paper is between 16 and 90 lbs. base weight.

Printer Messages

Printer messages provide useful information for progress checks and troubleshooting. These messages are displayed on the printer Operator Panel.

Status Messages

Status messages appear on the printer operator panel and report normal operating conditions. No action is necessary. The table on page 52, summarizes status messages.

Alert Messages

Alert messages appear on the printer Operator Panel when a condition occurs that causes normal printing to be suspended. Often, operations can be recovered without losing data by removing the source of the problem. Other conditions require the printer to be turned off and then on again to reset it, in which case, any data is lost. If Jam Recovery is set to On, the printer will automatically reprint lost pages of a PostScript print job after a jam is cleared, as long as you do not turn off the printer. Jam Recovery can only be set in the Operator Panel menu tree (see page 56).

The table on page 84, summarizes alert messages and the action you can take to correct them.

Service Messages

If a major problem occurs, the Operator Panel will display the SERVICE CALL message followed by a code, such as F5. You must call an authorized service representative to resolve this problem. Report the code when you call to assist in diagnosing the problem. See page 93 for more information about getting service.

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NEC 4600N manual Print Quality Maintenance, Simple Troubleshooting, Printer Messages