| LEDs........................................................................................................................................................ | 65 |
| LCD ......................................................................................................................................................... | 66 |
| Back light ........................................................................................................................................... | 66 |
| LCD messages .................................................................................................................................. | 66 |
| Reprinting documents........................................................................................................................ | 68 |
| Printing Secure data .......................................................................................................................... | 69 |
| Menu table......................................................................................................................................... | 70 |
| Default settings.................................................................................................................................. | 81 |
| Color Calibration................................................................................................................................ | 82 |
| Auto Registration ............................................................................................................................... | 82 |
| Manual Registration........................................................................................................................... | 83 |
| Frequency.......................................................................................................................................... | 83 |
4 | Option | 84 |
| Lower tray (LT-300CL)............................................................................................................................. | 84 |
| SO-DIMM................................................................................................................................................. | 85 |
| SO-DIMM types ................................................................................................................................. | 85 |
| Installing extra memory ..................................................................................................................... | 86 |
5 | Routine Maintenance | 88 |
| Replacing consumable items................................................................................................................... | 88 |
| Before replacing the consumable items ............................................................................................ | 92 |
| Toner cartridges ................................................................................................................................ | 95 |
| Drum unit ......................................................................................................................................... | 100 |
| Belt unit............................................................................................................................................ | 105 |
| Waste toner box .............................................................................................................................. | 109 |
| Cleaning ................................................................................................................................................ | 114 |
| Cleaning the outside of the machine ............................................................................................... | 114 |
| Cleaning the inside of the machine ................................................................................................. | 116 |
| Cleaning the corona wires ............................................................................................................... | 120 |
| Cleaning the drum unit .................................................................................................................... | 124 |
| Cleaning the paper pick-up roller..................................................................................................... | 130 |
| Shipment of the machine....................................................................................................................... | 131 |
6 | Troubleshooting | 139 |
| Identifying your problem ........................................................................................................................ | 139 |
| LCD messages ...................................................................................................................................... | 140 |
| Paper handling ...................................................................................................................................... | 144 |
| Paper jams and how to clear them ........................................................................................................ | 145 |
| Jam MP Tray (paper jam in the MP tray)......................................................................................... | 146 |
| Jam Tray 1 / Jam Tray 2 (Paper jam inside the paper tray) ............................................................ | 146 |
| Jam Duplex (paper jam underneath the standard paper tray (tray 1) or in the fuser unit)............... | 149 |
| Jam Rear (Paper jam behind the back cover) ................................................................................. | 152 |
| Jam Inside (Paper jam inside the machine) .................................................................................... | 155 |
| Improving the print quality...................................................................................................................... | 159 |
| Solving print problems ........................................................................................................................... | 165 |
| Network problems.................................................................................................................................. | 165 |
| Other problems...................................................................................................................................... | 166 |
| For Macintosh with USB .................................................................................................................. | 166 |
| BR-Script 3 ...................................................................................................................................... | 166 |
| | iv |
