Recycle supplies ............................................................................................... 63 Replace supplies ............................................................................................................... 63 Replace print cartridges .................................................................................... 63 Work with memory ............................................................................................ 66 Product memory (HP Color LaserJet CP1510 Series Printer only) ..................................................................................................
66 Install memory DIMMs ...................................................................... 66 Clean the product .............................................................................................................. 69 Clean the separation and pickup rollers ............................................................ 69 Clean the paper path ......................................................................................... 69 Upgrade firmware ..............................................................................................................
70 5 Theory of operation Basic operation ................................................................................................................................... 72 Major product systems ....................................................................................................... 72 Product components .......................................................................................................... 73 Sequence of operation .......................................................................................................
74 Engine control system ........................................................................................................................ 75 DC controller ...................................................................................................................... 76 Low-voltage power supply ................................................................................................. 76 High-voltage power supply ................................................................................................ 77 Laser/scanner system ........................................................................................................................
79 Laser failure detection ....................................................................................................... 79 Image-formation system ..................................................................................................................... 80 Image-formation process ................................................................................................... 80 Latent-image formation stage ............................................................................................ 81 Step 1: primary charging ................................................................................... 81 Step 2:
laser-beam exposure ............................................................................ 82 Developing stage ............................................................................................................... 82 Step 3: development ......................................................................................... 82 Transfer stage .................................................................................................................... 83 Step 4: primary transfer ..................................................................................... 83 Step 5:
secondary transfer ................................................................................ 83 Step 6: separation from the drum ...................................................................... 84 Fusing stage ...................................................................................................................... 84 Step 7: fusing .................................................................................................... 84 ITB cleaning stage ............................................................................................................. 85 Step 8:
ITB cleaning .......................................................................................... 85 Drum cleaning stage .......................................................................................................... 86 Step 9: drum cleaning ....................................................................................... 86 Pickup-and-feed system ..................................................................................................................... 87 Jam detection .................................................................................................................... 88 vi ENWW