HP Color LaserJet CP2020 Service Manual - Page 15

List of figures Figure 5-1 Product systems ...58 Figure 5-2 Product components ...59 Figure 5-3 Engine control system components 61 Figure 5-4 DC controller circuit diagram ...62 Figure 5-5 Low-voltage power supply ...63 Figure 5-6 High-voltage power supply ...64 Figure 5-7 Laser/scanner system ...65 Figure 5-8 Image-formation system ...66 Figure 5-9 Image-formation process ...67 Figure 5-10 Primary charging ...67 Figure 5-11 Laser-beam exposure ...68 Figure 5-12 Development ...68 Figure 5-13 Primary transfer ...69 Figure 5-14 Secondary transfer ...69 Figure 5-15 Separation from the drum ...70 Figure 5-16 Fusing ...70 Figure 5-17 ITB cleaning ...71 Figure 5-18 Drum cleaning ...72 Figure 5-19 Pickup-and-feed system ...73 Figure 6-1 Phillips and pozidrive screwdriver comparison 79 Figure 6-2 Remove the print cartridge ...82 Figure 6-3 Remove the Tray 2 cassette ...83 Figure 6-4 Remove the pickup roller (1 of 2) ...86 Figure 6-5 Remove the pickup roller (2 of 2) ...86 Figure 6-6 Remove the separation roller (1 of 3 87 Figure 6-7 Remove the separation roller (2 of 3 88 Figure 6-8 Remove the separation roller (3 of 3 88 Figure 6-9 Reinstall the separation roller ...89 Figure 6-10 Remove the Tray 1 paper-pickup roller (1 of 3 90 Figure 6-11 Remove the Tray 1 paper-pickup roller (2 of 3 91 Figure 6-12 Remove the Tray 1 paper-pickup roller (3 of 3 91 Figure 6-13 Remove the Tray 1 separation pad (1 of 2 92 Figure 6-14 Remove the Tray 1 separation pad (2 of 2 92 Figure 6-15 Replace the link guide (simplex products 93 ENWW xiii