HP Color LaserJet CP1210 Series; Color LaserJet CP1510 Series - Page 8

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