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Figure 1-1. HP Color LaserJet 3500/3550 printer ...............................................................3
Figure 1-2. HP Color LaserJet 3500n/3550n printer ...........................................................3
Figure 1-3. HP Color LaserJet 3700 printer ........................................................................4
Figure 1-4. HP Color LaserJet 3700n printer ......................................................................4
Figure 1-5. HP Color LaserJet 3700dn printer ....................................................................5
Figure 1-6. HP Color LaserJet 3700dtn printer ...................................................................5
Figure 1-7. Front view, HP Color LaserJet 3500/3550 and 3700 series printers
(shown with additional 500-sheet paper feeder) ...............................................9
Figure 1-8. Rear view, HP Color LaserJet 3500/3550 and 3700 series printers
(shown with additional 500-sheet paper feeder) .............................................10
Figure 1-9. Space requirements for the HP Color LaserJet 3500/3550 series printer ......11
Figure 1-10. Space requirements for the HP Color LaserJet 3700 series printer
with optional Tray 3 .........................................................................................12
Figure 1-11. Serial number information ...............................................................................22
Figure 1-12. Sample label ....................................................................................................23
Figure 1-13. EMI statement for Korea .................................................................................37
Figure 1-14. VCCI statement for Japan ...............................................................................37
Figure 3-1. HP Color LaserJet 3500/3550 printer package contents ................................48
Figure 3-2. Additional contents shipped with the HP Color LaserJet 3500n/3550n
printer ..............................................................................................................48
Figure 3-3. HP Color LaserJet 3700, 3700n, or 3700dn printer package contents ..........49
Figure 3-4. HP Color LaserJet 3700dtn printer package contents ....................................49
Figure 3-5. USB connection ..............................................................................................66
Figure 3-6. Parallel port connection ...................................................................................67
Figure 4-1. Toner specks ...................................................................................................93
Figure 4-2. Toner smearing ...............................................................................................93
Figure 4-3. Supply item and part locations ........................................................................96
Figure 5-1. Basic system operation .................................................................................114
Figure 5-2. Power-on sequence ......................................................................................116
Figure 5-3. Timing diagram .............................................................................................118
Figure 5-4. Engine control system ...................................................................................119
Figure 5-5. DC controller circuit .......................................................................................120
Figure 5-6. Motor locations ..............................................................................................123
Figure 5-7. Solenoid and clutch locations .......................................................................124
Figure 5-8. Drum motor control circuit .............................................................................124
Figure 5-9. Developing motor control circuit ....................................................................125
Figure 5-10. Fan control circuit ..........................................................................................125
Figure 5-11. Low-voltage power supply circuit ..................................................................126
Figure 5-12. Ceramic heater fusing method ......................................................................127
Figure 5-13. Heater temperature control circuit .................................................................128
Figure 5-14. Low-voltage power supply circuit ..................................................................131
Figure 5-15. High-voltage power supply circuit .................................................................133
Figure 5-16. Video interface ..............................................................................................135
Figure 5-17. Video interface signals ..................................................................................136
Figure 5-18. Output timing of the VIDEO signal in response to the /TOP signal ..............137
Figure 5-19. Output timing of the VIDEO signal synchronized with the /BD signal ..........138
ENWW Conventions xvii