HP 4050 Solving Repeated Paper Jams, Understanding Printer Messages, Mopy Disk Error Messages

3 Printer Maintenance

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77

Managing the Toner Cartridge . . . . . . . . . . . . . . . . . . . . . . . . . . 78

HP Policy on Non-HP Toner Cartridges . . . . . . . . . . . . . . . 78

Toner Cartridge Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . 78

Toner Cartridge Life Expectancy . . . . . . . . . . . . . . . . . . . . . 78

Checking the Toner Level . . . . . . . . . . . . . . . . . . . . . . . . . . 79

Resetting the HP TonerGauge . . . . . . . . . . . . . . . . . . . . . . 79

Continue Printing When Toner Is Low . . . . . . . . . . . . . . . . . 80

Cleaning the Printer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83

Performing Routine Maintenance . . . . . . . . . . . . . . . . . . . . . . . 87

4 Problem Solving
Overview	. . . 89
Clearing Paper Jams	. . . 90
Clearing Jams from the Input Tray Areas	. . . 92
Clearing Jams from the Optional Envelope Feeder . . .	. . . 94
Clearing Jams from the Top Cover Area	. . . 96
Clearing Jams from the Toner Cartridge Area	. . . 98
Clearing Jams from the Output Areas	. . . 99
Clearing Jams from the Optional Duplexer	. . 100
Solving Repeated Paper Jams	. . 102
Understanding Printer Messages	. . 103
Mopy Disk Error Messages	. . 114
Correcting Output Quality Problems	. . 116
Determining Printer Problems	. . 118
Troubleshooting Flowchart	. . 118
Troubleshooting Flowchart for Macintosh Users	. . 124
Troubleshooting the Printer Hard Disk	. . 127
PS Troubleshooting	. . 128
Troubleshooting HP Fast InfraRed Receiver Problems . . . .	. . 129
Communicating with an Optional HP JetDirect Print Server	. . 131
HP JetDirect 10/100TX print server	. . 131
Checking the Printer’s Configuration	. . 133
Menu Map	. . 133
Configuration Page	. . 134
PCL or PS Font List	. . 136

5 Service and Support

Warranty Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137 Service During and After the Warranty Period . . . . . . . . . 137 Guidelines for Repacking the Printer . . . . . . . . . . . . . . . . . . . . 138

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