Apple LaserWriter 12/640 PS - Manual (Page 13)

11 Maintenance 277
Safety first 278
Precautions during maintenance 279
Regular maintenance 279
Replacing the toner cartridge 279
Cleaning the exterior 286
Part III Troubleshooting
12 Fixing Paper and Image Problems 289
Checking the indicator lights 290
Checking for and clearing paper jams 291
Checking the optional 500-sheet cassette and feeder 295
Checking the optional duplex printing unit 295
Avoiding paper and envelope jams and wrinkling 296
Problems with printed documents 297
13 Fixing Other Problems 301
Troubleshooting with the indicator lights 301
Mac OS computer troubleshooting 301
IBM PC or compatible troubleshooting 307
Novell NetWare troubleshooting 308
UNIX troubleshooting 310
Part IV Appendixes
Appendix A Administrator Tools Quick Reference 315
What each utility does 315
Apple Printer Utility for Mac OS 315
Utilities for Windows, DOS, and NetWare 316
TCP/IP Printer Configuration Utility for UNIX 318
Which functions are in which utilities 319
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