Figure 1-33 Cassette presence sensor ....................................................................................................

44

Figure 1-34 Cassette lift mechanism ......................................................................................................

45

Figure 1-35 Paper level detection mechanism .........................................................................................

46

Figure 1-36 Cassette media width detection ...........................................................................................

47

Figure 1-37 Multifeed prevention ..........................................................................................................

48

Figure 1-38 Multipurpose tray pickup mechanism ...................................................................................

49

Figure 1-39 Paper-feed mechanism .......................................................................................................

50

Figure 1-40 Skew-feed prevention .........................................................................................................

51

Figure 1-41 Fuser and delivery unit .......................................................................................................

52

Figure 1-42 Loop-control mechanism .....................................................................................................

53

Figure 1-43 Pressure-roller pressurization control ....................................................................................

54

Figure 1-44 Duplexing unit ...................................................................................................................

55

Figure 1-45 Jam detection sensors ........................................................................................................

57

Figure 1-46 Optional paper feeder .......................................................................................................

59

Figure 1-47 Signals for the paper feeder ...............................................................................................

60

Figure 1-48 Paper-feeder pickup and feed operation ...............................................................................

61

Figure 1-49 Paper size detection ..........................................................................................................

62

Figure 1-50 Paper-feeder cassette lift .....................................................................................................

64

Figure 1-51 Paper-feeder multiple feed prevention ..................................................................................

67

Figure 1-52 Jam detection ....................................................................................................................

68

Figure 2-1 Phillips and pozidrive screwdriver comparison ........................................................................

72

Figure 2-2 Parts removal order (1 of 2) ..................................................................................................

74

Figure 2-3 Parts removal order (2 of 2) ..................................................................................................

75

Figure 2-4 Remove the print cartridge (1 of 2) ........................................................................................

76

Figure 2-5 Remove the print cartridge (2 of 2) ........................................................................................

77

Figure 2-6 Remove the duplex reverse guide (1 of 2) ...............................................................................

78

Figure 2-7 Remove the duplex reverse guide (2 of 2) ...............................................................................

78

Figure 2-8 Remove the toner collection unit (1 of 4) .................................................................................

79

Figure 2-9 Remove the toner collection unit (2 of 4) .................................................................................

79

Figure 2-10 Remove the toner collection unit (3 of 4) ...............................................................................

80

Figure 2-11 Remove the toner collection unit (4 of 4) ...............................................................................

80

Figure 2-12 Remove the formatter .........................................................................................................

81

Figure 2-13 Remove the HDD (1 of 2) ...................................................................................................

82

Figure 2-14 Remove the HDD (2 of 2) ...................................................................................................

83

Figure 2-15 Remove the SSM (1 of 2) ....................................................................................................

84

Figure 2-16 Remove the SSM (2 of 2) ....................................................................................................

84

Figure 2-17 Remove the tray cassette (1 of 2) .........................................................................................

86

Figure 2-18 Remove the tray cassette (2 of 2) .........................................................................................

86

Figure 2-19 Remove the fuser (1 of 2) ...................................................................................................

87

Figure 2-20 Remove the fuser (2 of 2) ...................................................................................................

87

Figure 2-21 Remove the pickup roller (Tray 1; 1 of 2) .............................................................................

88

xxvi

ENWW